Lecture notes on · “Lecture notes on” UNIT- 4 FRICTION (BT-204) (ENGINEERING MECHANICS)...

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“Lecture notes on” UNIT- 4 FRICTION (BT-204) (ENGINEERING MECHANICS) (Exclusively for A-1 (CS) & A-4 (IT)) By Dr.Yogesh Dewang Associate Professor Department of Mechanical Engineering Lakshmi Narain College of Technology, Bhopal Ph.D. (Mechanical Engineering) (MANIT, Bhopal) M.Tech (Stress & Vibration Analysis) (MANIT, Bhopal) B.E. (Mechanical Engineering) (RGPV, Bhopal) E-Mail Id: [email protected] Skype Id: yogesh.dewang1 Mobile No: 09179829930

Transcript of Lecture notes on · “Lecture notes on” UNIT- 4 FRICTION (BT-204) (ENGINEERING MECHANICS)...

Page 1: Lecture notes on · “Lecture notes on” UNIT- 4 FRICTION (BT-204) (ENGINEERING MECHANICS) (Exclusively for A-1 (CS) & A-4 (IT)) By Dr.Yogesh Dewang Associate Professor Department

“Lecture notes on” UNIT- 4

FRICTION

(BT-204) (ENGINEERING MECHANICS)

(Exclusively for A-1 (CS) & A-4 (IT))

By

Dr.Yogesh Dewang

Associate Professor

Department of Mechanical Engineering

Lakshmi Narain College of Technology, Bhopal

Ph.D. (Mechanical Engineering) (MANIT, Bhopal)

M.Tech (Stress & Vibration Analysis) (MANIT, Bhopal)

B.E. (Mechanical Engineering) (RGPV, Bhopal)

E-Mail Id: [email protected]

Skype Id: yogesh.dewang1

Mobile No: 09179829930

mailto:[email protected]
Page 2: Lecture notes on · “Lecture notes on” UNIT- 4 FRICTION (BT-204) (ENGINEERING MECHANICS) (Exclusively for A-1 (CS) & A-4 (IT)) By Dr.Yogesh Dewang Associate Professor Department

INTRODUCTION TO FRICTION

FRICTION

Fig.1

Page 3: Lecture notes on · “Lecture notes on” UNIT- 4 FRICTION (BT-204) (ENGINEERING MECHANICS) (Exclusively for A-1 (CS) & A-4 (IT)) By Dr.Yogesh Dewang Associate Professor Department

INTRODUCTION TO FRICTION

FRICTION

In Fig.1

Page 4: Lecture notes on · “Lecture notes on” UNIT- 4 FRICTION (BT-204) (ENGINEERING MECHANICS) (Exclusively for A-1 (CS) & A-4 (IT)) By Dr.Yogesh Dewang Associate Professor Department

INTRODUCTION TO FRICTION

IMPORTANT DEFINITIONS

Fig.2.Angle of Friction

Page 5: Lecture notes on · “Lecture notes on” UNIT- 4 FRICTION (BT-204) (ENGINEERING MECHANICS) (Exclusively for A-1 (CS) & A-4 (IT)) By Dr.Yogesh Dewang Associate Professor Department

INTRODUCTION TO FRICTION

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INTRODUCTION TO FRICTION

Fig.3.Angle of Repose

Page 7: Lecture notes on · “Lecture notes on” UNIT- 4 FRICTION (BT-204) (ENGINEERING MECHANICS) (Exclusively for A-1 (CS) & A-4 (IT)) By Dr.Yogesh Dewang Associate Professor Department

INTRODUCTION TO FRICTION

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INTRODUCTION TO FRICTION

Fig.4. Rough Horizontal Plane

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INTRODUCTION TO FRICTION

Page 10: Lecture notes on · “Lecture notes on” UNIT- 4 FRICTION (BT-204) (ENGINEERING MECHANICS) (Exclusively for A-1 (CS) & A-4 (IT)) By Dr.Yogesh Dewang Associate Professor Department

INTRODUCTION TO FRICTION

Page 11: Lecture notes on · “Lecture notes on” UNIT- 4 FRICTION (BT-204) (ENGINEERING MECHANICS) (Exclusively for A-1 (CS) & A-4 (IT)) By Dr.Yogesh Dewang Associate Professor Department

INTRODUCTION TO FRICTION

Q.1.

Fig.4.1 Rough Horizontal Plane

Page 12: Lecture notes on · “Lecture notes on” UNIT- 4 FRICTION (BT-204) (ENGINEERING MECHANICS) (Exclusively for A-1 (CS) & A-4 (IT)) By Dr.Yogesh Dewang Associate Professor Department

INTRODUCTION TO FRICTION

Page 13: Lecture notes on · “Lecture notes on” UNIT- 4 FRICTION (BT-204) (ENGINEERING MECHANICS) (Exclusively for A-1 (CS) & A-4 (IT)) By Dr.Yogesh Dewang Associate Professor Department

INTRODUCTION TO FRICTION

Q.2.

Fig.4.2 Rough Horizontal Plane

Page 14: Lecture notes on · “Lecture notes on” UNIT- 4 FRICTION (BT-204) (ENGINEERING MECHANICS) (Exclusively for A-1 (CS) & A-4 (IT)) By Dr.Yogesh Dewang Associate Professor Department

INTRODUCTION TO FRICTION

Page 15: Lecture notes on · “Lecture notes on” UNIT- 4 FRICTION (BT-204) (ENGINEERING MECHANICS) (Exclusively for A-1 (CS) & A-4 (IT)) By Dr.Yogesh Dewang Associate Professor Department

INTRODUCTION TO FRICTION

Q.3.

Page 16: Lecture notes on · “Lecture notes on” UNIT- 4 FRICTION (BT-204) (ENGINEERING MECHANICS) (Exclusively for A-1 (CS) & A-4 (IT)) By Dr.Yogesh Dewang Associate Professor Department

INTRODUCTION TO FRICTION

Page 17: Lecture notes on · “Lecture notes on” UNIT- 4 FRICTION (BT-204) (ENGINEERING MECHANICS) (Exclusively for A-1 (CS) & A-4 (IT)) By Dr.Yogesh Dewang Associate Professor Department

INTRODUCTION TO FRICTION

ROUGH INCLINED PLANE

Fig.5 Rough Inclined plane

Page 18: Lecture notes on · “Lecture notes on” UNIT- 4 FRICTION (BT-204) (ENGINEERING MECHANICS) (Exclusively for A-1 (CS) & A-4 (IT)) By Dr.Yogesh Dewang Associate Professor Department

INTRODUCTION TO FRICTION

ROUGH INCLINED PLANE

Fig.6

Page 19: Lecture notes on · “Lecture notes on” UNIT- 4 FRICTION (BT-204) (ENGINEERING MECHANICS) (Exclusively for A-1 (CS) & A-4 (IT)) By Dr.Yogesh Dewang Associate Professor Department

INTRODUCTION TO FRICTION

ROUGH INCLINED PLANE

Fig.7

Page 20: Lecture notes on · “Lecture notes on” UNIT- 4 FRICTION (BT-204) (ENGINEERING MECHANICS) (Exclusively for A-1 (CS) & A-4 (IT)) By Dr.Yogesh Dewang Associate Professor Department

INTRODUCTION TO FRICTION

ROUGH INCLINED PLANE

Fig.8

Page 21: Lecture notes on · “Lecture notes on” UNIT- 4 FRICTION (BT-204) (ENGINEERING MECHANICS) (Exclusively for A-1 (CS) & A-4 (IT)) By Dr.Yogesh Dewang Associate Professor Department

INTRODUCTION TO FRICTION

ROUGH INCLINED PLANE

Fig.9

Page 22: Lecture notes on · “Lecture notes on” UNIT- 4 FRICTION (BT-204) (ENGINEERING MECHANICS) (Exclusively for A-1 (CS) & A-4 (IT)) By Dr.Yogesh Dewang Associate Professor Department

INTRODUCTION TO FRICTION

ROUGH INCLINED PLANE

Page 23: Lecture notes on · “Lecture notes on” UNIT- 4 FRICTION (BT-204) (ENGINEERING MECHANICS) (Exclusively for A-1 (CS) & A-4 (IT)) By Dr.Yogesh Dewang Associate Professor Department

INTRODUCTION TO FRICTION

ROUGH INCLINED PLANE

Page 24: Lecture notes on · “Lecture notes on” UNIT- 4 FRICTION (BT-204) (ENGINEERING MECHANICS) (Exclusively for A-1 (CS) & A-4 (IT)) By Dr.Yogesh Dewang Associate Professor Department

INTRODUCTION TO FRICTION

ROUGH INCLINED PLANE

Fig.10

Page 25: Lecture notes on · “Lecture notes on” UNIT- 4 FRICTION (BT-204) (ENGINEERING MECHANICS) (Exclusively for A-1 (CS) & A-4 (IT)) By Dr.Yogesh Dewang Associate Professor Department

INTRODUCTION TO FRICTION

ROUGH INCLINED PLANE

Page 26: Lecture notes on · “Lecture notes on” UNIT- 4 FRICTION (BT-204) (ENGINEERING MECHANICS) (Exclusively for A-1 (CS) & A-4 (IT)) By Dr.Yogesh Dewang Associate Professor Department

INTRODUCTION TO FRICTION

ROUGH INCLINED PLANE

Q.4.

Page 27: Lecture notes on · “Lecture notes on” UNIT- 4 FRICTION (BT-204) (ENGINEERING MECHANICS) (Exclusively for A-1 (CS) & A-4 (IT)) By Dr.Yogesh Dewang Associate Professor Department

INTRODUCTION TO FRICTION

ROUGH INCLINED PLANE

Page 28: Lecture notes on · “Lecture notes on” UNIT- 4 FRICTION (BT-204) (ENGINEERING MECHANICS) (Exclusively for A-1 (CS) & A-4 (IT)) By Dr.Yogesh Dewang Associate Professor Department

INTRODUCTION TO FRICTION

ROUGH INCLINED PLANE

Page 29: Lecture notes on · “Lecture notes on” UNIT- 4 FRICTION (BT-204) (ENGINEERING MECHANICS) (Exclusively for A-1 (CS) & A-4 (IT)) By Dr.Yogesh Dewang Associate Professor Department

INTRODUCTION TO FRICTION

ROUGH INCLINED PLANE

Q.5.

Page 30: Lecture notes on · “Lecture notes on” UNIT- 4 FRICTION (BT-204) (ENGINEERING MECHANICS) (Exclusively for A-1 (CS) & A-4 (IT)) By Dr.Yogesh Dewang Associate Professor Department

INTRODUCTION TO FRICTION

ROUGH INCLINED PLANE

Page 31: Lecture notes on · “Lecture notes on” UNIT- 4 FRICTION (BT-204) (ENGINEERING MECHANICS) (Exclusively for A-1 (CS) & A-4 (IT)) By Dr.Yogesh Dewang Associate Professor Department

INTRODUCTION TO FRICTION

ROUGH INCLINED PLANE

Page 32: Lecture notes on · “Lecture notes on” UNIT- 4 FRICTION (BT-204) (ENGINEERING MECHANICS) (Exclusively for A-1 (CS) & A-4 (IT)) By Dr.Yogesh Dewang Associate Professor Department

INTRODUCTION TO FRICTION

ROUGH INCLINED PLANE

Q.6.

Page 33: Lecture notes on · “Lecture notes on” UNIT- 4 FRICTION (BT-204) (ENGINEERING MECHANICS) (Exclusively for A-1 (CS) & A-4 (IT)) By Dr.Yogesh Dewang Associate Professor Department

INTRODUCTION TO FRICTION

ROUGH INCLINED PLANE

Page 34: Lecture notes on · “Lecture notes on” UNIT- 4 FRICTION (BT-204) (ENGINEERING MECHANICS) (Exclusively for A-1 (CS) & A-4 (IT)) By Dr.Yogesh Dewang Associate Professor Department

INTRODUCTION TO FRICTION

ROUGH INCLINED PLANE

Page 35: Lecture notes on · “Lecture notes on” UNIT- 4 FRICTION (BT-204) (ENGINEERING MECHANICS) (Exclusively for A-1 (CS) & A-4 (IT)) By Dr.Yogesh Dewang Associate Professor Department

INTRODUCTION TO FRICTION

LADDER FRICTION

Fig.11

Page 36: Lecture notes on · “Lecture notes on” UNIT- 4 FRICTION (BT-204) (ENGINEERING MECHANICS) (Exclusively for A-1 (CS) & A-4 (IT)) By Dr.Yogesh Dewang Associate Professor Department

INTRODUCTION TO FRICTION

LADDER FRICTION

Page 37: Lecture notes on · “Lecture notes on” UNIT- 4 FRICTION (BT-204) (ENGINEERING MECHANICS) (Exclusively for A-1 (CS) & A-4 (IT)) By Dr.Yogesh Dewang Associate Professor Department

INTRODUCTION TO FRICTION

LADDER FRICTION

Q.7.

Page 38: Lecture notes on · “Lecture notes on” UNIT- 4 FRICTION (BT-204) (ENGINEERING MECHANICS) (Exclusively for A-1 (CS) & A-4 (IT)) By Dr.Yogesh Dewang Associate Professor Department

INTRODUCTION TO FRICTION

LADDER FRICTION

Page 39: Lecture notes on · “Lecture notes on” UNIT- 4 FRICTION (BT-204) (ENGINEERING MECHANICS) (Exclusively for A-1 (CS) & A-4 (IT)) By Dr.Yogesh Dewang Associate Professor Department

INTRODUCTION TO FRICTION

LADDER FRICTION

Q.8.

Page 40: Lecture notes on · “Lecture notes on” UNIT- 4 FRICTION (BT-204) (ENGINEERING MECHANICS) (Exclusively for A-1 (CS) & A-4 (IT)) By Dr.Yogesh Dewang Associate Professor Department

INTRODUCTION TO FRICTION

LADDER FRICTION

Page 41: Lecture notes on · “Lecture notes on” UNIT- 4 FRICTION (BT-204) (ENGINEERING MECHANICS) (Exclusively for A-1 (CS) & A-4 (IT)) By Dr.Yogesh Dewang Associate Professor Department

INTRODUCTION TO FRICTION

LADDER FRICTION

Q.9.

Page 42: Lecture notes on · “Lecture notes on” UNIT- 4 FRICTION (BT-204) (ENGINEERING MECHANICS) (Exclusively for A-1 (CS) & A-4 (IT)) By Dr.Yogesh Dewang Associate Professor Department

INTRODUCTION TO FRICTION

LADDER FRICTION

Page 43: Lecture notes on · “Lecture notes on” UNIT- 4 FRICTION (BT-204) (ENGINEERING MECHANICS) (Exclusively for A-1 (CS) & A-4 (IT)) By Dr.Yogesh Dewang Associate Professor Department

INTRODUCTION TO FRICTION

LADDER FRICTION

Q.10.

Page 44: Lecture notes on · “Lecture notes on” UNIT- 4 FRICTION (BT-204) (ENGINEERING MECHANICS) (Exclusively for A-1 (CS) & A-4 (IT)) By Dr.Yogesh Dewang Associate Professor Department

INTRODUCTION TO FRICTION

LADDER FRICTION


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