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Potential Conventional Questions (PCQs) for Rajasthan
Public Service Commission AEn (Mains)-2018 Examination (Selected after in depth analysis of UPSC CSE, ESE, IFS, SSC-JE, Various State AEn/JEn + several PCQs are also
framed by IES-B.CHAND SIR himself for the welfare of needy students)
INSTALL ENGINEERS PRIDE APP for Full Version --------------------------------------------------------------------------------------------------------------------------
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1 | P a g e
Subject- Strength of Materials/Solid Mechanics/Mechanics of Solids
![Page 2: Subject-engineerspride.org/wp-content/uploads/SOM-RPSC-AEn-2018-Mains-CH1.pdf · Q.15 Explain the relation between linear and shear strain. RAS(Mains)-2008 (05 Marks) ----- Q.16 A](https://reader034.fdocuments.net/reader034/viewer/2022042017/5e7561a92824982e015f937e/html5/thumbnails/2.jpg)
Potential Conventional Questions (PCQs) for Rajasthan
Public Service Commission AEn (Mains)-2018 Examination (Selected after in depth analysis of UPSC CSE, ESE, IFS, SSC-JE, Various State AEn/JEn + several PCQs are also
framed by IES-B.CHAND SIR himself for the welfare of needy students)
INSTALL ENGINEERS PRIDE APP for Full Version --------------------------------------------------------------------------------------------------------------------------
-------------------------------------------------------------------------------------------------------------------------------------- Engineers Pride- Most advanced and Honest Institute for UPSC CSE ESE IFS, GATE, SSC-JE, RRB, STATE(AEn/JEn) ,PSUs etc- By IITian (B.Tech/ IIT Guwahati),Ex. Assistant Commandant, IES(Indian Railways)-B.CHAND Sir, Office Address- S-50, Mahaveer Nagar, behind Jaipur Hospital, Gopal Pura Pulia, Tonk Road, Jaipur 302018,www.engineerspride.org ,Call-7374 999 555,9660807149,8078607812,7014320833
2 | P a g e
Syllabus Analysis
CH1 Basics of SOM/Simple Stress and Simple Strains/Stress-Strain
Curves/Elastic Constants
CH2 CG & MOI
CH3 SFD & BMD
CH4 Deflection of Beams
CH5 Transformation of Stresses/Principles Stresses/Mohr’s Circle/Theories of
Failure
CH6 Bending Stress
CH7 Shear Stress
CH8 TORSION
CH9 SPRINGS (Not in the syllabus of RPSC AEn/Mains 2018 😊)
CH10 Combined Stress
CH11 Columns
CH12 Pressure Vessels
![Page 3: Subject-engineerspride.org/wp-content/uploads/SOM-RPSC-AEn-2018-Mains-CH1.pdf · Q.15 Explain the relation between linear and shear strain. RAS(Mains)-2008 (05 Marks) ----- Q.16 A](https://reader034.fdocuments.net/reader034/viewer/2022042017/5e7561a92824982e015f937e/html5/thumbnails/3.jpg)
Potential Conventional Questions (PCQs) for Rajasthan
Public Service Commission AEn (Mains)-2018 Examination (Selected after in depth analysis of UPSC CSE, ESE, IFS, SSC-JE, Various State AEn/JEn + several PCQs are also
framed by IES-B.CHAND SIR himself for the welfare of needy students)
INSTALL ENGINEERS PRIDE APP for Full Version --------------------------------------------------------------------------------------------------------------------------
-------------------------------------------------------------------------------------------------------------------------------------- Engineers Pride- Most advanced and Honest Institute for UPSC CSE ESE IFS, GATE, SSC-JE, RRB, STATE(AEn/JEn) ,PSUs etc- By IITian (B.Tech/ IIT Guwahati),Ex. Assistant Commandant, IES(Indian Railways)-B.CHAND Sir, Office Address- S-50, Mahaveer Nagar, behind Jaipur Hospital, Gopal Pura Pulia, Tonk Road, Jaipur 302018,www.engineerspride.org ,Call-7374 999 555,9660807149,8078607812,7014320833
3 | P a g e
Note (RPSC AEn-2018 Mains aspirants)-
(2 Marks=15 Words
5 Marks=50 Words
20 Marks=200 Words)
Generally, one line consists of 5 words 😊
![Page 4: Subject-engineerspride.org/wp-content/uploads/SOM-RPSC-AEn-2018-Mains-CH1.pdf · Q.15 Explain the relation between linear and shear strain. RAS(Mains)-2008 (05 Marks) ----- Q.16 A](https://reader034.fdocuments.net/reader034/viewer/2022042017/5e7561a92824982e015f937e/html5/thumbnails/4.jpg)
Potential Conventional Questions (PCQs) for Rajasthan
Public Service Commission AEn (Mains)-2018 Examination (Selected after in depth analysis of UPSC CSE, ESE, IFS, SSC-JE, Various State AEn/JEn + several PCQs are also
framed by IES-B.CHAND SIR himself for the welfare of needy students)
INSTALL ENGINEERS PRIDE APP for Full Version --------------------------------------------------------------------------------------------------------------------------
-------------------------------------------------------------------------------------------------------------------------------------- Engineers Pride- Most advanced and Honest Institute for UPSC CSE ESE IFS, GATE, SSC-JE, RRB, STATE(AEn/JEn) ,PSUs etc- By IITian (B.Tech/ IIT Guwahati),Ex. Assistant Commandant, IES(Indian Railways)-B.CHAND Sir, Office Address- S-50, Mahaveer Nagar, behind Jaipur Hospital, Gopal Pura Pulia, Tonk Road, Jaipur 302018,www.engineerspride.org ,Call-7374 999 555,9660807149,8078607812,7014320833
4 | P a g e
(Note- Only highly suitable conventional questions of
IAS, IFS, IES and SSC-JE have been included after in
depth analysis. These conventional questions have got
highest probability for RPSC AEn/Mains-2018
examination point of view. Apart from these questions
IES B Chand also have framed many suitable potential
questions for RPSC AEn Mains/2018)
![Page 5: Subject-engineerspride.org/wp-content/uploads/SOM-RPSC-AEn-2018-Mains-CH1.pdf · Q.15 Explain the relation between linear and shear strain. RAS(Mains)-2008 (05 Marks) ----- Q.16 A](https://reader034.fdocuments.net/reader034/viewer/2022042017/5e7561a92824982e015f937e/html5/thumbnails/5.jpg)
Potential Conventional Questions (PCQs) for Rajasthan
Public Service Commission AEn (Mains)-2018 Examination (Selected after in depth analysis of UPSC CSE, ESE, IFS, SSC-JE, Various State AEn/JEn + several PCQs are also
framed by IES-B.CHAND SIR himself for the welfare of needy students)
INSTALL ENGINEERS PRIDE APP for Full Version --------------------------------------------------------------------------------------------------------------------------
-------------------------------------------------------------------------------------------------------------------------------------- Engineers Pride- Most advanced and Honest Institute for UPSC CSE ESE IFS, GATE, SSC-JE, RRB, STATE(AEn/JEn) ,PSUs etc- By IITian (B.Tech/ IIT Guwahati),Ex. Assistant Commandant, IES(Indian Railways)-B.CHAND Sir, Office Address- S-50, Mahaveer Nagar, behind Jaipur Hospital, Gopal Pura Pulia, Tonk Road, Jaipur 302018,www.engineerspride.org ,Call-7374 999 555,9660807149,8078607812,7014320833
5 | P a g e
![Page 6: Subject-engineerspride.org/wp-content/uploads/SOM-RPSC-AEn-2018-Mains-CH1.pdf · Q.15 Explain the relation between linear and shear strain. RAS(Mains)-2008 (05 Marks) ----- Q.16 A](https://reader034.fdocuments.net/reader034/viewer/2022042017/5e7561a92824982e015f937e/html5/thumbnails/6.jpg)
Potential Conventional Questions (PCQs) for Rajasthan
Public Service Commission AEn (Mains)-2018 Examination (Selected after in depth analysis of UPSC CSE, ESE, IFS, SSC-JE, Various State AEn/JEn + several PCQs are also
framed by IES-B.CHAND SIR himself for the welfare of needy students)
INSTALL ENGINEERS PRIDE APP for Full Version --------------------------------------------------------------------------------------------------------------------------
-------------------------------------------------------------------------------------------------------------------------------------- Engineers Pride- Most advanced and Honest Institute for UPSC CSE ESE IFS, GATE, SSC-JE, RRB, STATE(AEn/JEn) ,PSUs etc- By IITian (B.Tech/ IIT Guwahati),Ex. Assistant Commandant, IES(Indian Railways)-B.CHAND Sir, Office Address- S-50, Mahaveer Nagar, behind Jaipur Hospital, Gopal Pura Pulia, Tonk Road, Jaipur 302018,www.engineerspride.org ,Call-7374 999 555,9660807149,8078607812,7014320833
6 | P a g e
(CH1 Basics of SOM/Simple Stress and Simple
Strain/Stress-Strain Curves/Elastic Constants)
![Page 7: Subject-engineerspride.org/wp-content/uploads/SOM-RPSC-AEn-2018-Mains-CH1.pdf · Q.15 Explain the relation between linear and shear strain. RAS(Mains)-2008 (05 Marks) ----- Q.16 A](https://reader034.fdocuments.net/reader034/viewer/2022042017/5e7561a92824982e015f937e/html5/thumbnails/7.jpg)
Potential Conventional Questions (PCQs) for Rajasthan
Public Service Commission AEn (Mains)-2018 Examination (Selected after in depth analysis of UPSC CSE, ESE, IFS, SSC-JE, Various State AEn/JEn + several PCQs are also
framed by IES-B.CHAND SIR himself for the welfare of needy students)
INSTALL ENGINEERS PRIDE APP for Full Version --------------------------------------------------------------------------------------------------------------------------
-------------------------------------------------------------------------------------------------------------------------------------- Engineers Pride- Most advanced and Honest Institute for UPSC CSE ESE IFS, GATE, SSC-JE, RRB, STATE(AEn/JEn) ,PSUs etc- By IITian (B.Tech/ IIT Guwahati),Ex. Assistant Commandant, IES(Indian Railways)-B.CHAND Sir, Office Address- S-50, Mahaveer Nagar, behind Jaipur Hospital, Gopal Pura Pulia, Tonk Road, Jaipur 302018,www.engineerspride.org ,Call-7374 999 555,9660807149,8078607812,7014320833
7 | P a g e
Q.1 Give the interrelationship between modulus of elasticity (E), modulus of
rigidity (C) and bulk modulus of solids (K).
RPSC-AEN(Mains)-2013 (02 Marks)
------------------------------------------------------------------------------------------------
Q.2 Define Poisson's ratio of materials.
RPSC-AEN(Mains)-2013 (02 Marks)
------------------------------------------------------------------------------------------------
Q.3 Define Hooke's law
RAS(Mains)-2012 (02 Marks)
------------------------------------------------------------------------------------------------
Q.4 Define 0.1% proof stress
RAS(Mains)-2012 (02 Marks)
------------------------------------------------------------------------------------------------
Q.5 What is the relation between Young's modules and Bulk modulus?
RAS(Mains)-2012 (02 Marks)
------------------------------------------------------------------------------------------------
Q.6 Define yield point.
RAS(Mains)-2010 (02 Marks)
------------------------------------------------------------------------------------------------
![Page 8: Subject-engineerspride.org/wp-content/uploads/SOM-RPSC-AEn-2018-Mains-CH1.pdf · Q.15 Explain the relation between linear and shear strain. RAS(Mains)-2008 (05 Marks) ----- Q.16 A](https://reader034.fdocuments.net/reader034/viewer/2022042017/5e7561a92824982e015f937e/html5/thumbnails/8.jpg)
Potential Conventional Questions (PCQs) for Rajasthan
Public Service Commission AEn (Mains)-2018 Examination (Selected after in depth analysis of UPSC CSE, ESE, IFS, SSC-JE, Various State AEn/JEn + several PCQs are also
framed by IES-B.CHAND SIR himself for the welfare of needy students)
INSTALL ENGINEERS PRIDE APP for Full Version --------------------------------------------------------------------------------------------------------------------------
-------------------------------------------------------------------------------------------------------------------------------------- Engineers Pride- Most advanced and Honest Institute for UPSC CSE ESE IFS, GATE, SSC-JE, RRB, STATE(AEn/JEn) ,PSUs etc- By IITian (B.Tech/ IIT Guwahati),Ex. Assistant Commandant, IES(Indian Railways)-B.CHAND Sir, Office Address- S-50, Mahaveer Nagar, behind Jaipur Hospital, Gopal Pura Pulia, Tonk Road, Jaipur 302018,www.engineerspride.org ,Call-7374 999 555,9660807149,8078607812,7014320833
8 | P a g e
Q.7 What is the relation between modulus of rigidity (G) and modulus of
elasticity (E)?
RAS(Mains)-2010 (02 Marks)
------------------------------------------------------------------------------------------------
Q.8 Define modulus of shear resilience.
RAS(Mains)-2010 (02 Marks)
------------------------------------------------------------------------------------------------
Q.9 Define proof stress.
RAS(Mains)-2008 (02 Marks)
------------------------------------------------------------------------------------------------
Q.10 What is the relation between modulus of elasticity E and bulk modulus K?
RAS(Mains)-2008 (02 Marks)
Q.11 What do you understand by proof resilience?
RAS(Mains)-2008 (02 Marks)
------------------------------------------------------------------------------------------------
Q.12 What will be elongation of a rod due to its own weight?
RAS(Mains)-2008 (02 Marks)
------------------------------------------------------------------------------------------------
Q.13 Draw the stress-strain curve for mild steel and show the salient points.
![Page 9: Subject-engineerspride.org/wp-content/uploads/SOM-RPSC-AEn-2018-Mains-CH1.pdf · Q.15 Explain the relation between linear and shear strain. RAS(Mains)-2008 (05 Marks) ----- Q.16 A](https://reader034.fdocuments.net/reader034/viewer/2022042017/5e7561a92824982e015f937e/html5/thumbnails/9.jpg)
Potential Conventional Questions (PCQs) for Rajasthan
Public Service Commission AEn (Mains)-2018 Examination (Selected after in depth analysis of UPSC CSE, ESE, IFS, SSC-JE, Various State AEn/JEn + several PCQs are also
framed by IES-B.CHAND SIR himself for the welfare of needy students)
INSTALL ENGINEERS PRIDE APP for Full Version --------------------------------------------------------------------------------------------------------------------------
-------------------------------------------------------------------------------------------------------------------------------------- Engineers Pride- Most advanced and Honest Institute for UPSC CSE ESE IFS, GATE, SSC-JE, RRB, STATE(AEn/JEn) ,PSUs etc- By IITian (B.Tech/ IIT Guwahati),Ex. Assistant Commandant, IES(Indian Railways)-B.CHAND Sir, Office Address- S-50, Mahaveer Nagar, behind Jaipur Hospital, Gopal Pura Pulia, Tonk Road, Jaipur 302018,www.engineerspride.org ,Call-7374 999 555,9660807149,8078607812,7014320833
9 | P a g e
RPSC-AEN(Mains)-2013 (05 Marks)
------------------------------------------------------------------------------------------------
Q.14 A round bar of steel tapers uniformly from a diameter of 3.5 cm t0 2.5 cm
in a length of 50 cm. If an axial force of 35000 N is applied at each end, determine
the elongation of the bar, E =205 kN /mm2.
RAS(Mains)-2012 (05 Marks)
------------------------------------------------------------------------------------------------
Q.15 Explain the relation between linear and shear strain.
RAS(Mains)-2008 (05 Marks)
------------------------------------------------------------------------------------------------
Q.16 A prismatic bar of circular cross section is loaded by a direct tensile force
of 80 kN. The bar has length equal to 3 m and diameter as 40 mm. It is made of
metal with modulus of elasticity, E = 70 GPa and Poisson's ratio v = 1/3. Calculate
the elongation, the decrease in diameter and change in volume of the bar.
RPSC-AEN(Mains)-2013 (20 Marks)
------------------------------------------------------------------------------------------------
Q.17 The tensile test has been performed on a 50 mm long steel tube having 18
mm external diameter and 12 mm internal diameter. The axial load of 2 KN
produced a stretch of 3.36x10-3 mm and a lateral contraction of the outer dia. Of
3.62x10-4 mm. Calculate young´s modules, Poisson´s ratio and the bulk modules
for the material.
SSC-JE(Mains)2004/15 Marks
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Potential Conventional Questions (PCQs) for Rajasthan
Public Service Commission AEn (Mains)-2018 Examination (Selected after in depth analysis of UPSC CSE, ESE, IFS, SSC-JE, Various State AEn/JEn + several PCQs are also
framed by IES-B.CHAND SIR himself for the welfare of needy students)
INSTALL ENGINEERS PRIDE APP for Full Version --------------------------------------------------------------------------------------------------------------------------
-------------------------------------------------------------------------------------------------------------------------------------- Engineers Pride- Most advanced and Honest Institute for UPSC CSE ESE IFS, GATE, SSC-JE, RRB, STATE(AEn/JEn) ,PSUs etc- By IITian (B.Tech/ IIT Guwahati),Ex. Assistant Commandant, IES(Indian Railways)-B.CHAND Sir, Office Address- S-50, Mahaveer Nagar, behind Jaipur Hospital, Gopal Pura Pulia, Tonk Road, Jaipur 302018,www.engineerspride.org ,Call-7374 999 555,9660807149,8078607812,7014320833
10 | P a g e
Q.18 A bar 40mm in diameter is subjected to a tensile force of 40,000 kg, the
extension of bar measured over a gauge length of 200 mm was 0.318 mm, the
decrease in diameter was found to be 0.02 mm. Calculate the values of
young´s module of elasticity and modules of rigidity of the material.
SSC-JE(Mains)2007/15 Marks
------------------------------------------------------------------------------------------------
Q.19 When a bar of certain material 40 cm square is subjected to an axial pull of
1,60,000N. The extension on a gauge length of 200 mm is 0.1 mm. Calculate
young´s modules, Poisson´s ratio, shear modules and bulk modules of this
material.
SSC-JE(Mains)2008/10 Marks
Q.20 A bar 40 mm in diameter is subjected to a tensile force of 40,000 kg. The
extension of bar measured over a gauge length of 200 mm was 0.318 mm. the
decrease in diameter was found to be 0.02 mm. Calculate values of young´s
modules of elasticity and modules of rigidity of the material.
SSC-JE(Mains)2009/10 Marks
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Potential Conventional Questions (PCQs) for Rajasthan
Public Service Commission AEn (Mains)-2018 Examination (Selected after in depth analysis of UPSC CSE, ESE, IFS, SSC-JE, Various State AEn/JEn + several PCQs are also
framed by IES-B.CHAND SIR himself for the welfare of needy students)
INSTALL ENGINEERS PRIDE APP for Full Version --------------------------------------------------------------------------------------------------------------------------
-------------------------------------------------------------------------------------------------------------------------------------- Engineers Pride- Most advanced and Honest Institute for UPSC CSE ESE IFS, GATE, SSC-JE, RRB, STATE(AEn/JEn) ,PSUs etc- By IITian (B.Tech/ IIT Guwahati),Ex. Assistant Commandant, IES(Indian Railways)-B.CHAND Sir, Office Address- S-50, Mahaveer Nagar, behind Jaipur Hospital, Gopal Pura Pulia, Tonk Road, Jaipur 302018,www.engineerspride.org ,Call-7374 999 555,9660807149,8078607812,7014320833
11 | P a g e
![Page 12: Subject-engineerspride.org/wp-content/uploads/SOM-RPSC-AEn-2018-Mains-CH1.pdf · Q.15 Explain the relation between linear and shear strain. RAS(Mains)-2008 (05 Marks) ----- Q.16 A](https://reader034.fdocuments.net/reader034/viewer/2022042017/5e7561a92824982e015f937e/html5/thumbnails/12.jpg)
Potential Conventional Questions (PCQs) for Rajasthan
Public Service Commission AEn (Mains)-2018 Examination (Selected after in depth analysis of UPSC CSE, ESE, IFS, SSC-JE, Various State AEn/JEn + several PCQs are also
framed by IES-B.CHAND SIR himself for the welfare of needy students)
INSTALL ENGINEERS PRIDE APP for Full Version --------------------------------------------------------------------------------------------------------------------------
-------------------------------------------------------------------------------------------------------------------------------------- Engineers Pride- Most advanced and Honest Institute for UPSC CSE ESE IFS, GATE, SSC-JE, RRB, STATE(AEn/JEn) ,PSUs etc- By IITian (B.Tech/ IIT Guwahati),Ex. Assistant Commandant, IES(Indian Railways)-B.CHAND Sir, Office Address- S-50, Mahaveer Nagar, behind Jaipur Hospital, Gopal Pura Pulia, Tonk Road, Jaipur 302018,www.engineerspride.org ,Call-7374 999 555,9660807149,8078607812,7014320833
12 | P a g e
Q.21 A vertical tapered rod of length L has its diameter verifying linearly from
’d’ at lower end to D at the Upper end which has fixed support. Young’s modulus
of the material is E. Show that the elongation Of the rod at its lower end when
subjected to a longitudinal force F is given by 𝜹=4𝐹𝐿
𝜋𝑑𝐷𝐸.
[IES(Mains)10 marks:1996]/Medium Difficulty Level
![Page 13: Subject-engineerspride.org/wp-content/uploads/SOM-RPSC-AEn-2018-Mains-CH1.pdf · Q.15 Explain the relation between linear and shear strain. RAS(Mains)-2008 (05 Marks) ----- Q.16 A](https://reader034.fdocuments.net/reader034/viewer/2022042017/5e7561a92824982e015f937e/html5/thumbnails/13.jpg)
Potential Conventional Questions (PCQs) for Rajasthan
Public Service Commission AEn (Mains)-2018 Examination (Selected after in depth analysis of UPSC CSE, ESE, IFS, SSC-JE, Various State AEn/JEn + several PCQs are also
framed by IES-B.CHAND SIR himself for the welfare of needy students)
INSTALL ENGINEERS PRIDE APP for Full Version --------------------------------------------------------------------------------------------------------------------------
-------------------------------------------------------------------------------------------------------------------------------------- Engineers Pride- Most advanced and Honest Institute for UPSC CSE ESE IFS, GATE, SSC-JE, RRB, STATE(AEn/JEn) ,PSUs etc- By IITian (B.Tech/ IIT Guwahati),Ex. Assistant Commandant, IES(Indian Railways)-B.CHAND Sir, Office Address- S-50, Mahaveer Nagar, behind Jaipur Hospital, Gopal Pura Pulia, Tonk Road, Jaipur 302018,www.engineerspride.org ,Call-7374 999 555,9660807149,8078607812,7014320833
13 | P a g e
---------------------------------------------------------------------------------------------------------
Q.22 A cylindrical piece of steel of 80 mm diameter and 120 mm long is
subjected to an axial compressive Force of 50,000 kg. Calculate the change in
volume of the piece if bulk modules= 1.7×106 kg/kg/cm2 and Poisson’s ratio= 0.3.
[IES(Mains) 10 marks: 1997] /Medium Difficulty Level
---------------------------------------------------------------------------------------------------------
Q.23 A steel rod circular in cross-section, tapers from 30 mm diameter to 15 mm
diameter over a length of 600 mm. find how much its length will increase under
a pull of 20 kN if Young’s modulus of elasticity =200kN/mm2. Derive the formula
based.
[IES(Mains) 15 marks: 1998] /Medium Difficulty Level
---------------------------------------------------------------------------------------------------------
Q.24 A steel specimen of 12 mm diameter extends by 6.31×10-2 mm over a gauge
length of 150 mm when subjected to an axial load of 10 kN. The same specimen
undergoes a twist of 0.5o and a length of 150 mm over a twisting moment of 10
N-m. Using the above data, determine the elastic constants E, µ, G and K.
[IES(Mains) 12 marks: 2001] /Medium Difficulty Level
![Page 14: Subject-engineerspride.org/wp-content/uploads/SOM-RPSC-AEn-2018-Mains-CH1.pdf · Q.15 Explain the relation between linear and shear strain. RAS(Mains)-2008 (05 Marks) ----- Q.16 A](https://reader034.fdocuments.net/reader034/viewer/2022042017/5e7561a92824982e015f937e/html5/thumbnails/14.jpg)
Potential Conventional Questions (PCQs) for Rajasthan
Public Service Commission AEn (Mains)-2018 Examination (Selected after in depth analysis of UPSC CSE, ESE, IFS, SSC-JE, Various State AEn/JEn + several PCQs are also
framed by IES-B.CHAND SIR himself for the welfare of needy students)
INSTALL ENGINEERS PRIDE APP for Full Version --------------------------------------------------------------------------------------------------------------------------
-------------------------------------------------------------------------------------------------------------------------------------- Engineers Pride- Most advanced and Honest Institute for UPSC CSE ESE IFS, GATE, SSC-JE, RRB, STATE(AEn/JEn) ,PSUs etc- By IITian (B.Tech/ IIT Guwahati),Ex. Assistant Commandant, IES(Indian Railways)-B.CHAND Sir, Office Address- S-50, Mahaveer Nagar, behind Jaipur Hospital, Gopal Pura Pulia, Tonk Road, Jaipur 302018,www.engineerspride.org ,Call-7374 999 555,9660807149,8078607812,7014320833
14 | P a g e
---------------------------------------------------------------------------------------------------------
Q.25 A compound bar consists of a circular rod of steel of diameter 25 mm,
rigidly fitted into a copper tube of internal diameter 25 mm and thickness 2.5
mm. If the bar is subjected to an axial load of 100 kN, find the stresses developed
in the two materials. Given E8 = 2×105 N/mm and Eo =1.2×105 N/mm2.
[IES(Mains)10 marks: 2011] /Medium Difficulty Level
--------------------------------------------------------------------------------------------------------
Q.26 (i) Through stress-strain diagram of a ductile material explain: Yield stress,
Rupture strength and Proof stress. Also state how ductility is estimated.
(ii) A steel rod having a diameter of 40 mm is loaded as shown in fig. Assume E
200 kN/mm2Determine the deformation of the free end. Also evaluate the
distance 'X’ from the left end support to a point at which deformation is zero.
IAS(Mains)-2006 (6+14=20 MARKS) /Medium Difficulty Level
![Page 15: Subject-engineerspride.org/wp-content/uploads/SOM-RPSC-AEn-2018-Mains-CH1.pdf · Q.15 Explain the relation between linear and shear strain. RAS(Mains)-2008 (05 Marks) ----- Q.16 A](https://reader034.fdocuments.net/reader034/viewer/2022042017/5e7561a92824982e015f937e/html5/thumbnails/15.jpg)
Potential Conventional Questions (PCQs) for Rajasthan
Public Service Commission AEn (Mains)-2018 Examination (Selected after in depth analysis of UPSC CSE, ESE, IFS, SSC-JE, Various State AEn/JEn + several PCQs are also
framed by IES-B.CHAND SIR himself for the welfare of needy students)
INSTALL ENGINEERS PRIDE APP for Full Version --------------------------------------------------------------------------------------------------------------------------
-------------------------------------------------------------------------------------------------------------------------------------- Engineers Pride- Most advanced and Honest Institute for UPSC CSE ESE IFS, GATE, SSC-JE, RRB, STATE(AEn/JEn) ,PSUs etc- By IITian (B.Tech/ IIT Guwahati),Ex. Assistant Commandant, IES(Indian Railways)-B.CHAND Sir, Office Address- S-50, Mahaveer Nagar, behind Jaipur Hospital, Gopal Pura Pulia, Tonk Road, Jaipur 302018,www.engineerspride.org ,Call-7374 999 555,9660807149,8078607812,7014320833
15 | P a g e
-----------------------------------------------------------------------------------------------------------------------------
Q.27 Find elongation of a bar of uniform cross-section area ‘A’ and ‘𝑙′ under
action of its own weight .The bar weight ‘w’ per unit length. E= Modulus of
elasticity. See figure below.
IFS-2002 (10 MARKS) /Medium Difficulty Level
Q.28 A 50 mm cube is subjected to uniform pressure of 200 MPa . When the
change in dimension between 2 parallel faces of cube is 0.025 mm. Determine
change in volume of cube 𝜇 =0.25.
IFS-2002 (08 MARKS) /Medium Difficulty Level
A B C D
12 kN 10 kN 10 kN
R
1 m 1 m
2 m
W=w𝑙
𝑙
![Page 16: Subject-engineerspride.org/wp-content/uploads/SOM-RPSC-AEn-2018-Mains-CH1.pdf · Q.15 Explain the relation between linear and shear strain. RAS(Mains)-2008 (05 Marks) ----- Q.16 A](https://reader034.fdocuments.net/reader034/viewer/2022042017/5e7561a92824982e015f937e/html5/thumbnails/16.jpg)
Potential Conventional Questions (PCQs) for Rajasthan
Public Service Commission AEn (Mains)-2018 Examination (Selected after in depth analysis of UPSC CSE, ESE, IFS, SSC-JE, Various State AEn/JEn + several PCQs are also
framed by IES-B.CHAND SIR himself for the welfare of needy students)
INSTALL ENGINEERS PRIDE APP for Full Version --------------------------------------------------------------------------------------------------------------------------
-------------------------------------------------------------------------------------------------------------------------------------- Engineers Pride- Most advanced and Honest Institute for UPSC CSE ESE IFS, GATE, SSC-JE, RRB, STATE(AEn/JEn) ,PSUs etc- By IITian (B.Tech/ IIT Guwahati),Ex. Assistant Commandant, IES(Indian Railways)-B.CHAND Sir, Office Address- S-50, Mahaveer Nagar, behind Jaipur Hospital, Gopal Pura Pulia, Tonk Road, Jaipur 302018,www.engineerspride.org ,Call-7374 999 555,9660807149,8078607812,7014320833
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Q.29 E=2 x 105 N/mm2
A member ABCD is subjected to concentrated loads as shown. Calculate
(i) Force P necessary for equilibrium
(ii) Total elongation of bar
IFS-2002 (08 MARKS) /Medium Difficulty Level
Q.30 What are differences between Rigid and Deformable Materials?
(Framed by IES-B CHAND Sir for RPSC AEn Mains-2018/05 Makrs)
Top view
Top view
1000 mm 1000 mm 600 mm
600 mm2 1200 mm2
2400 mm2
600 kN 300
kN 150 kN
A B C D
![Page 17: Subject-engineerspride.org/wp-content/uploads/SOM-RPSC-AEn-2018-Mains-CH1.pdf · Q.15 Explain the relation between linear and shear strain. RAS(Mains)-2008 (05 Marks) ----- Q.16 A](https://reader034.fdocuments.net/reader034/viewer/2022042017/5e7561a92824982e015f937e/html5/thumbnails/17.jpg)
Potential Conventional Questions (PCQs) for Rajasthan
Public Service Commission AEn (Mains)-2018 Examination (Selected after in depth analysis of UPSC CSE, ESE, IFS, SSC-JE, Various State AEn/JEn + several PCQs are also
framed by IES-B.CHAND SIR himself for the welfare of needy students)
INSTALL ENGINEERS PRIDE APP for Full Version --------------------------------------------------------------------------------------------------------------------------
-------------------------------------------------------------------------------------------------------------------------------------- Engineers Pride- Most advanced and Honest Institute for UPSC CSE ESE IFS, GATE, SSC-JE, RRB, STATE(AEn/JEn) ,PSUs etc- By IITian (B.Tech/ IIT Guwahati),Ex. Assistant Commandant, IES(Indian Railways)-B.CHAND Sir, Office Address- S-50, Mahaveer Nagar, behind Jaipur Hospital, Gopal Pura Pulia, Tonk Road, Jaipur 302018,www.engineerspride.org ,Call-7374 999 555,9660807149,8078607812,7014320833
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Q.31 Define the following terms-
(i)Axial Stress
(ii)Bearing Stress
(iii)Bending Stress
(iv) Direct Shear Stress
(v) Indirect Shear Stress
(Framed by IES-B CHAND Sir for RPSC AEn Mains-2018/05 Makrs)
![Page 18: Subject-engineerspride.org/wp-content/uploads/SOM-RPSC-AEn-2018-Mains-CH1.pdf · Q.15 Explain the relation between linear and shear strain. RAS(Mains)-2008 (05 Marks) ----- Q.16 A](https://reader034.fdocuments.net/reader034/viewer/2022042017/5e7561a92824982e015f937e/html5/thumbnails/18.jpg)
Potential Conventional Questions (PCQs) for Rajasthan
Public Service Commission AEn (Mains)-2018 Examination (Selected after in depth analysis of UPSC CSE, ESE, IFS, SSC-JE, Various State AEn/JEn + several PCQs are also
framed by IES-B.CHAND SIR himself for the welfare of needy students)
INSTALL ENGINEERS PRIDE APP for Full Version --------------------------------------------------------------------------------------------------------------------------
-------------------------------------------------------------------------------------------------------------------------------------- Engineers Pride- Most advanced and Honest Institute for UPSC CSE ESE IFS, GATE, SSC-JE, RRB, STATE(AEn/JEn) ,PSUs etc- By IITian (B.Tech/ IIT Guwahati),Ex. Assistant Commandant, IES(Indian Railways)-B.CHAND Sir, Office Address- S-50, Mahaveer Nagar, behind Jaipur Hospital, Gopal Pura Pulia, Tonk Road, Jaipur 302018,www.engineerspride.org ,Call-7374 999 555,9660807149,8078607812,7014320833
18 | P a g e
Q.32 What do you mean by ‘State of Stress’? Make the sketch of 2D and 3D
state of Stress at a stressed point.
(Framed by IES-B CHAND Sir for RPSC AEn Mains-2018/05 Makrs)
Q.33 Plot stress-strain curve of Mild Steel under Tension and Compression and
mark the salient points neatly.
(Framed by IES-B CHAND Sir for RPSC AEn Mains-2018/20 Makrs)
![Page 19: Subject-engineerspride.org/wp-content/uploads/SOM-RPSC-AEn-2018-Mains-CH1.pdf · Q.15 Explain the relation between linear and shear strain. RAS(Mains)-2008 (05 Marks) ----- Q.16 A](https://reader034.fdocuments.net/reader034/viewer/2022042017/5e7561a92824982e015f937e/html5/thumbnails/19.jpg)
Potential Conventional Questions (PCQs) for Rajasthan
Public Service Commission AEn (Mains)-2018 Examination (Selected after in depth analysis of UPSC CSE, ESE, IFS, SSC-JE, Various State AEn/JEn + several PCQs are also
framed by IES-B.CHAND SIR himself for the welfare of needy students)
INSTALL ENGINEERS PRIDE APP for Full Version --------------------------------------------------------------------------------------------------------------------------
-------------------------------------------------------------------------------------------------------------------------------------- Engineers Pride- Most advanced and Honest Institute for UPSC CSE ESE IFS, GATE, SSC-JE, RRB, STATE(AEn/JEn) ,PSUs etc- By IITian (B.Tech/ IIT Guwahati),Ex. Assistant Commandant, IES(Indian Railways)-B.CHAND Sir, Office Address- S-50, Mahaveer Nagar, behind Jaipur Hospital, Gopal Pura Pulia, Tonk Road, Jaipur 302018,www.engineerspride.org ,Call-7374 999 555,9660807149,8078607812,7014320833
19 | P a g e
Q.34 What is Off-Set Method? Plot Stress-Strain Curve of Al/Cu.
(Framed by IES-B CHAND Sir for RPSC AEn Mains-2018/05 Makrs)
Q.35 Define following terms and explain with the help of a sketch.
(i) Engineering Stress (ii)Engineering Strain (iii) True Stress (iv) True Strain
(Framed by IES-B CHAND Sir for RPSC AEn Mains-2018/20 Makrs)
Q.35 Establish mathematical relationship between true stress and engineering
stress.
(Framed by IES-B CHAND Sir for RPSC AEn Mains-2018/05 Makrs)
![Page 20: Subject-engineerspride.org/wp-content/uploads/SOM-RPSC-AEn-2018-Mains-CH1.pdf · Q.15 Explain the relation between linear and shear strain. RAS(Mains)-2008 (05 Marks) ----- Q.16 A](https://reader034.fdocuments.net/reader034/viewer/2022042017/5e7561a92824982e015f937e/html5/thumbnails/20.jpg)
Potential Conventional Questions (PCQs) for Rajasthan
Public Service Commission AEn (Mains)-2018 Examination (Selected after in depth analysis of UPSC CSE, ESE, IFS, SSC-JE, Various State AEn/JEn + several PCQs are also
framed by IES-B.CHAND SIR himself for the welfare of needy students)
INSTALL ENGINEERS PRIDE APP for Full Version --------------------------------------------------------------------------------------------------------------------------
-------------------------------------------------------------------------------------------------------------------------------------- Engineers Pride- Most advanced and Honest Institute for UPSC CSE ESE IFS, GATE, SSC-JE, RRB, STATE(AEn/JEn) ,PSUs etc- By IITian (B.Tech/ IIT Guwahati),Ex. Assistant Commandant, IES(Indian Railways)-B.CHAND Sir, Office Address- S-50, Mahaveer Nagar, behind Jaipur Hospital, Gopal Pura Pulia, Tonk Road, Jaipur 302018,www.engineerspride.org ,Call-7374 999 555,9660807149,8078607812,7014320833
20 | P a g e
Q.36 Drive mathematical relationship between true strain and engineering
strain.
(Framed by IES-B CHAND Sir for RPSC AEn Mains-2018/05 Makrs)
Q.37 What do you mean by Elasticity and Plasticity?
![Page 21: Subject-engineerspride.org/wp-content/uploads/SOM-RPSC-AEn-2018-Mains-CH1.pdf · Q.15 Explain the relation between linear and shear strain. RAS(Mains)-2008 (05 Marks) ----- Q.16 A](https://reader034.fdocuments.net/reader034/viewer/2022042017/5e7561a92824982e015f937e/html5/thumbnails/21.jpg)
Potential Conventional Questions (PCQs) for Rajasthan
Public Service Commission AEn (Mains)-2018 Examination (Selected after in depth analysis of UPSC CSE, ESE, IFS, SSC-JE, Various State AEn/JEn + several PCQs are also
framed by IES-B.CHAND SIR himself for the welfare of needy students)
INSTALL ENGINEERS PRIDE APP for Full Version --------------------------------------------------------------------------------------------------------------------------
-------------------------------------------------------------------------------------------------------------------------------------- Engineers Pride- Most advanced and Honest Institute for UPSC CSE ESE IFS, GATE, SSC-JE, RRB, STATE(AEn/JEn) ,PSUs etc- By IITian (B.Tech/ IIT Guwahati),Ex. Assistant Commandant, IES(Indian Railways)-B.CHAND Sir, Office Address- S-50, Mahaveer Nagar, behind Jaipur Hospital, Gopal Pura Pulia, Tonk Road, Jaipur 302018,www.engineerspride.org ,Call-7374 999 555,9660807149,8078607812,7014320833
21 | P a g e
(Framed by IES-B CHAND Sir for RPSC AEn Mains-2018/05 Makrs)
Q.38 Explain Creep and Stress relaxation with the help of neat sketch?
(Framed by IES-B CHAND Sir for RPSC AEn Mains-2018/05 Makrs)
Q.39 Define Fatigue and Endurance Limit.
(Framed by IES-B CHAND Sir for RPSC AEn Mains-2018/05 Makrs)
Q.40 What do you understand by Resilience and Modulus of resilience? Explain
with the help of a neat sketch.
(Framed by IES-B CHAND Sir for RPSC AEn Mains-2018/20 Makrs)
![Page 22: Subject-engineerspride.org/wp-content/uploads/SOM-RPSC-AEn-2018-Mains-CH1.pdf · Q.15 Explain the relation between linear and shear strain. RAS(Mains)-2008 (05 Marks) ----- Q.16 A](https://reader034.fdocuments.net/reader034/viewer/2022042017/5e7561a92824982e015f937e/html5/thumbnails/22.jpg)
Potential Conventional Questions (PCQs) for Rajasthan
Public Service Commission AEn (Mains)-2018 Examination (Selected after in depth analysis of UPSC CSE, ESE, IFS, SSC-JE, Various State AEn/JEn + several PCQs are also
framed by IES-B.CHAND SIR himself for the welfare of needy students)
INSTALL ENGINEERS PRIDE APP for Full Version --------------------------------------------------------------------------------------------------------------------------
-------------------------------------------------------------------------------------------------------------------------------------- Engineers Pride- Most advanced and Honest Institute for UPSC CSE ESE IFS, GATE, SSC-JE, RRB, STATE(AEn/JEn) ,PSUs etc- By IITian (B.Tech/ IIT Guwahati),Ex. Assistant Commandant, IES(Indian Railways)-B.CHAND Sir, Office Address- S-50, Mahaveer Nagar, behind Jaipur Hospital, Gopal Pura Pulia, Tonk Road, Jaipur 302018,www.engineerspride.org ,Call-7374 999 555,9660807149,8078607812,7014320833
22 | P a g e
![Page 23: Subject-engineerspride.org/wp-content/uploads/SOM-RPSC-AEn-2018-Mains-CH1.pdf · Q.15 Explain the relation between linear and shear strain. RAS(Mains)-2008 (05 Marks) ----- Q.16 A](https://reader034.fdocuments.net/reader034/viewer/2022042017/5e7561a92824982e015f937e/html5/thumbnails/23.jpg)
Potential Conventional Questions (PCQs) for Rajasthan
Public Service Commission AEn (Mains)-2018 Examination (Selected after in depth analysis of UPSC CSE, ESE, IFS, SSC-JE, Various State AEn/JEn + several PCQs are also
framed by IES-B.CHAND SIR himself for the welfare of needy students)
INSTALL ENGINEERS PRIDE APP for Full Version --------------------------------------------------------------------------------------------------------------------------
-------------------------------------------------------------------------------------------------------------------------------------- Engineers Pride- Most advanced and Honest Institute for UPSC CSE ESE IFS, GATE, SSC-JE, RRB, STATE(AEn/JEn) ,PSUs etc- By IITian (B.Tech/ IIT Guwahati),Ex. Assistant Commandant, IES(Indian Railways)-B.CHAND Sir, Office Address- S-50, Mahaveer Nagar, behind Jaipur Hospital, Gopal Pura Pulia, Tonk Road, Jaipur 302018,www.engineerspride.org ,Call-7374 999 555,9660807149,8078607812,7014320833
23 | P a g e
Q.41 What is toughness? Explain with the help of a sketch.
(Framed by IES-B CHAND Sir for RPSC AEn Mains-2018/05 Marks)
Q.42 Define Tenacity?
(Framed by IES-B CHAND Sir for RPSC AEn Mains-2018/02 Marks)
Q.43 What is HOOKE’s Law?
(Framed by IES-B CHAND Sir for RPSC AEn Mains-2018/05 Marks)
Q.44 What do you mean by a composite bar?
(Framed by IES-B CHAND Sir for RPSC AEn Mains-2018/02 Marks)
Q.45 Define Poisson’s Ratio and write down it’s value for important engineering
materials.
(Framed by IES-B CHAND Sir for RPSC AEn Mains-2018/05 Marks)
Q.46 What is Principle of Superposition and what is the use of it?
(Framed by IES-B CHAND Sir for RPSC AEn Mains-2018/05 Marks)
![Page 24: Subject-engineerspride.org/wp-content/uploads/SOM-RPSC-AEn-2018-Mains-CH1.pdf · Q.15 Explain the relation between linear and shear strain. RAS(Mains)-2008 (05 Marks) ----- Q.16 A](https://reader034.fdocuments.net/reader034/viewer/2022042017/5e7561a92824982e015f937e/html5/thumbnails/24.jpg)
Potential Conventional Questions (PCQs) for Rajasthan
Public Service Commission AEn (Mains)-2018 Examination (Selected after in depth analysis of UPSC CSE, ESE, IFS, SSC-JE, Various State AEn/JEn + several PCQs are also
framed by IES-B.CHAND SIR himself for the welfare of needy students)
INSTALL ENGINEERS PRIDE APP for Full Version --------------------------------------------------------------------------------------------------------------------------
-------------------------------------------------------------------------------------------------------------------------------------- Engineers Pride- Most advanced and Honest Institute for UPSC CSE ESE IFS, GATE, SSC-JE, RRB, STATE(AEn/JEn) ,PSUs etc- By IITian (B.Tech/ IIT Guwahati),Ex. Assistant Commandant, IES(Indian Railways)-B.CHAND Sir, Office Address- S-50, Mahaveer Nagar, behind Jaipur Hospital, Gopal Pura Pulia, Tonk Road, Jaipur 302018,www.engineerspride.org ,Call-7374 999 555,9660807149,8078607812,7014320833
24 | P a g e
Q.47 Drive relationship between K, E and Posson’s Ratio.
(Framed by IES-B CHAND Sir for RPSC AEn Mains-2018/05 Marks)
Q.48 Define- (i)Homogeneous Material, (ii)Isotropic Material, (iii)Anisotropic
Material, (iv)Orthotropic Material
(Framed by IES-B CHAND Sir for RPSC AEn Mains-2018/05 Marks)
Q.49 Explain St. Venant Prrinciple?
(Framed by IES-B CHAND Sir for RPSC AEn Mains-2018/05 Marks)
Q.50 What is a Visco-elastic Material?
(Framed by IES-B CHAND Sir for RPSC AEn Mains-2018/05 Marks)
![Page 25: Subject-engineerspride.org/wp-content/uploads/SOM-RPSC-AEn-2018-Mains-CH1.pdf · Q.15 Explain the relation between linear and shear strain. RAS(Mains)-2008 (05 Marks) ----- Q.16 A](https://reader034.fdocuments.net/reader034/viewer/2022042017/5e7561a92824982e015f937e/html5/thumbnails/25.jpg)
Potential Conventional Questions (PCQs) for Rajasthan
Public Service Commission AEn (Mains)-2018 Examination (Selected after in depth analysis of UPSC CSE, ESE, IFS, SSC-JE, Various State AEn/JEn + several PCQs are also
framed by IES-B.CHAND SIR himself for the welfare of needy students)
INSTALL ENGINEERS PRIDE APP for Full Version --------------------------------------------------------------------------------------------------------------------------
-------------------------------------------------------------------------------------------------------------------------------------- Engineers Pride- Most advanced and Honest Institute for UPSC CSE ESE IFS, GATE, SSC-JE, RRB, STATE(AEn/JEn) ,PSUs etc- By IITian (B.Tech/ IIT Guwahati),Ex. Assistant Commandant, IES(Indian Railways)-B.CHAND Sir, Office Address- S-50, Mahaveer Nagar, behind Jaipur Hospital, Gopal Pura Pulia, Tonk Road, Jaipur 302018,www.engineerspride.org ,Call-7374 999 555,9660807149,8078607812,7014320833
25 | P a g e
(Important Note- These 50 Conventional questions are of Ch-01 only of SOM. For
full version of PDF/ALL Chapters/ALL Subjects, Students can install Engineers Pride
Android APP. Engineers Pride is working really very hard for RPSC AEn Mains
Examination for the help of serious aspirants)