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SEKOLAH MENENGAH KEBANGSAAN SUNGAI BESAR45300 SUNGAI BESAR

SELANGOR DARUL EHSANPEPERIKSAAN PERTENGAHAN TAHUN

FIZIK

KERTAS 1TINGKATAN 5 2012Satu jam lima belas minit

JANGAN BUKA KERTAS SOALAN INI SEHINGGA DIBERITAHU

1. Kertas soalan ini mengandungi 50 soalan.

2. Jawab semua soalan.

3. Jawab dengan menghitamkan ruangan yang betul pada kertas jawapan.

4. Bagi setiap soalan hitamkan satu ruangan sahaja.

5. Sekiranya anda hendak menukarkan jawapan , padamkan tanda yang telah dibuat.

6. Kemudian hitamkan jawapan yang baru

7. Satu senarai rumus disediakan di halaman 2

8. Penggunaan kalkulator saintifik yang tidak boleh diprogramkan adalah dibenarkan

Kertas soalan ini mengandungi 28 halaman bercetak

The following information may be useful. The symbols have their usual meaning.

Each question is followed by three, four or five options. Choose the best option for each question then blacken the correct space on the answer sheet.1. A piece of copper wire is 0.50 m long, and its diameter is1.52 mm. What is the appropriate instrument that can be used to measure the length and the thickness of the copper wire ?

Sekeping dawai tembaga berukuran 0.50 m panjang dan berdiameter 1.52mm.

Apakah alat pengukuran yang paling sesuai untuk mengukur panjang dan

ketebalan dawai tembaga?

Length / Panjang Thickness/ Ketebalan

AMeter rule Vernier calipers

BMeter rule Micrometer screw gauge

CMeasuring tape Vernier calipers

DVernier calipers Micrometer screw gauge

2. Which of the following quantities is a vector quantity ?

Antara berikut, yang manakah adalah kuantiti vektor?

A Mass

B Speed

C Work

D Momentum

3. Which of the following statements about zero error is true ? Antara pernyataan berikut, yang manakah adalah betul mengenai ralat sifar?

A Can be reduced by finding the average reading.

Boleh diminimumkan dengan mencari nilai purata bacaan.

B Exists in either positive value or negative value.

Wujud samada mempunyai nilai positif atau nilai negatif.

C Increases when the range of the scale is larger.

Bertambah apabila skala bacaan lebih besar.

D Increases when the value of the reading is larger.

Bertaambah apabila nilai bacaan adalah besar4.

The diagram shows part of a micrometer screw gauge.

Rajah menunjukkan sebahagian kecil gambar rajah tolok skru micrometer.

What is the reading of the micrometer?

Apakah bacaan tolok skru mikrometer tersebut?

A4.28 mm

B4.32 mm

C4.78 mm

D4.82 mm

5.A radio station transmitted a radio wave with frequency of 25 MHz. The value of the frequency is equivalent to

Sebuah stesen radio memancarkan gelombang radio yang berfrekuensi 25 MHz.

Nilai frekuensi tersebut adalah bersamaan dengan

A 2.5 x 10-5 Hz

B 2.5 x 10-2 Hz.

C 2.5 x 104 Hz. D 2.5 x 107 Hz.

E 2.5 x 109 Hz.

6.

The diagram shows an ammeter has a mirror behind the pointer.

Gambar rajah menunjukkan sebuah ammeter yang mempunyai cermin di bawah skala penunjuk.

What is the function of the mirror?

Apakah fungsi cermin tersebut?

AFocus the light

BTo avoid parallax error

CThe scale can be brighter

DThe image of pointer becomes bigger7. The diagram shows a displacementtime graph for the motion of an object.

Rajah menunjukkan graf sesaran-masa bagi pergerakan sesuatu objek.

6

0 2 5 8

The momentum of the object is zero from

Momentum objek tersebut adalah sifar dari A. 0 s to 2 s

B 2 s to 5 s

C 5 s to 8 s

D 0 s to 8 s

8.The diagram shows a coin is placed on a cardboard covering the top of a beaker. When the card is quickly pulled horizontally , the coin falls into the beaker.Rajah menunjukkan sekeping duit syiling yang diletakkan di atas satu kad dan kad tersebut menutupi sebuah bikar. Apabila kad itu ditarik dengan cepat, syiling tersebut akan jatuh ke dalam bikar.

Which property of the coin makes this possible?

Apakah yang menyebabkan keadaan ini berlaku?

ADensity

CVolume

BThickness

DInertia

9. Which diagram correctly shows the addition of the 3 N and 4 N forces?

Yang manakah antara berikut yang menunjukkan penambahan daya 3 N dan 4 N?

A

C

5 N

5 N

3 N

3 N

4 N

4 N

B

5 N

D 5 N

3 N

3 N4 N

4 N10. The diagram shows an aeroplane flying at a constant velocity.Rajah menunjukkan sebuah kapal terbang bergerak dengan halaju seragam.

Which relationship between the forces is true?

Antara berikut, yang manakah adalah benar?

A. U = W

B. F > G

C. U < W

D. F = G11. Diagram shows a leaf and a stone being released at the same time.

Rajah menunjukkan sehelai daun dan sebiji batu dilepaskan secara serentak.

leaf

stone

ground Why the stone reaches the ground faster than the leaf?

Mengapakah batu tersebut yang sampai ke tanah dahulu?

AThe stone has a greater mass.

Batu mempunyai jisim yang lebih besarBAir resistance acted on the stone is smaller.

Rintangan udara yang bertindak pada batu adalah lebih kecil.

CThe force of gravity acted on the stone is greater than the force of

gravity acted on the dried leaf.Daya gravity yang bertindak pada batu adalah lebih besar berbanding daya gravity pada daun.

DThe force of gravity acted on the dried leaf is greater than the force

of gravity acted on the stone.

Daya gravity yang bertindak pada daun adalah lebih besar berbanding daya gravity pada batu.12.The diagram shows a book falling down from a table.

Which physical quantity of the book increases while it is falling?

Antara berikut, kuantiti fizikal yang manakah akan bertambah semasa buku

tersebut jatuh?

Amass

Bmomentum

Cacceleration

Dpotential energy13.The diagram shows a high-jumper falls on a thick mattress.

Rajah menunjukkan seorang atlit lompat tinggi jatuh di atas tilam yang tebal.

The purpose of putting a mattress after the bar is to

Tujuan meletakkan tilam yang tebal di bawah palang adalah untuk

Adecrease the impulsive force / mengurangkan daya impulsBdecrease the stopping time of the high-jumper./ mengurangkan impak masa atlit tersebut.

Cdecrease the velocity of the high-jumper./ mengurangkan halaju atlitDdecrease the jumping time of the high-jumper. / mengurangkan masa lompatan atlit tersebut.14.The diagram shows a squid moving forward by discharging a jet of water from its body.

Rajah menunjukkan seekor sotong yang bergerak ke hadapan dengan memancutkan bendalir yang bertentangan dengan arah pergerakannya.

The forward movement of the squid can be explained by

Pergerakan sotong tersebut adalah berkaitan dengan

Aconservation of energy/ keabadian tenaga

BNewtons First Law of motion / Hukum Newton Pertama

Cconservation of momentum/ keabadian momentum DNewtons second law of motion/ Hukum Newton Kedua15. A student is pulling a trolley with an iron chain which makes an angle of

60 with the horizontal.

Seorang pelajar sedang menarik sebuah troli. Sudut yang terhasil antara pergerakan troli dan rantai besi ialah 60.

If the tension of the spring is 4 000 N , what is the horizontal force?

Jika tegangan spring adalah 4000 N, apakah nilai daya memanjangnya?

A1 000 N

B2 000 N

C2 400 ND3464 N E4000 N16.The diagram shows the water was displaced into the small beaker when the steel ball was immersed into the water in the large beaker. Rajah menunjukkan air yang disesarkan ke dalam sebuah bikar apabila sebiji bola besi direndam ke dalam air tersebut.

Which principle explains the diagram ?

Apakah prinsip fizik yang terlibat?

APascals principle

BBernoullis principle

CArchimedes principle

17.The diagram shows a submarine (kapal selam).

When water is pumped into the ballast tank, the submarine will sink into the water because :

Apabila air dipam masuk ke dalam tangki (ballast tank), kapal selam akan

tenggelam kerana :

Aweight of submarine < upthrust

Bweight of submarine = upthrust

Cweight of submarine > upthrust

18.The diagram shows a model of hydraulic jack that is used in lifting a toy car.

Rajah menunjukkan sebuah model jek hidraulik yang digunakan untuk mengangkat sebuah kereta mainan.

Area = 20 cm2

F

Area = 2 cm2

Q

P

When a force, F, is applied on the smaller piston P, the piston will move downward by 5 cm. What is the distance moved by the bigger piston Q ?

Apabila satu daya , F dikenakan pada omboh kecil P, ia akan turun sebanyak 5cm. Berapakah jarak pergerakan omboh besar Q?A0.5 cm

B2.5 cm

C5.0 cm

D25.0 cm

E50.0 cm

19. Which of the following is the unit of pressure?

Antara berikut, yang manakah adalah unit untuk tekanan?

AN

Bkg

Cg cm-3

DN m-220. The diagram shows a simple mercury barometer. (The atmospheric pressure is 76 cm Hg)

Rajah menunjukkan sebuah barometer merkuri ringkas.(Tekanan atmosfera = 76 cm Hg).

Space X is / Ruang X ialah

Aa vacuum with a pressure of 0 cm Hg

Ba vacuum with a pressure of 16 cm Hg

Cconsists of air with a pressure of 16 cm Hg

Dconsists of air with a pressure of 76 cm Hg

21.Diagram below shows a crane lifting a concrete beam.

Rajah di bawah menunjukkan sebuah kren mengangkat alang konkrit.

What principle is used to move the piston at the arm of the crane?

Apakah prinsip yang digunakan untuk menggerakkan omboh pada lengan kren itu?

A Pascal's principle / Prinsip Pascal

B Archimedes' principle / Prinsip Archimedes

C Bernoulli's principle / Prinsip Bernoulli22. Which shoe would exert the greatest pressure on the ground when worn by the same lady?

Antara berikut, kasut yang manakah menyebabkan tekanan yang paling tinggi apabila dipakai oleh seorang gadis yang sama?

23. The diagram shows an elephant weighing 42 000 N stands on one foot of

area 0.1 m2 .

Rajah menunjukkan seekor gajah yang beratnya 42 000 N sedang berdiri dengan menggunakan satu kaki sahaja dan luas tapak kakinya ialah 0.1 m2 .

What is the pressure exerted on the ground by the elephant?

Apakah tekanan yang dihasilkan oleh gajah tersebut pada permukaan tanah?

A 42 Pa

D420 kPa B 420 Pa

E4200 kPa

C42 kPa24.Which of the following does not take place when two bodies are in thermal equilibrium?

Antara berikut, yang manakah tidak terlibat apabila dua jasad berada dalam

keseimbangan terma?

A. The net rate of heat flow is zero

B. There is no heat flow between two bodies

C. The temperatures of both bodies are the same

D. The rates of heat flow between two bodies are the same

25. Diagram shows cold milk being added to hot tea.

Rajah menunjukkan susu sejuk ditambahkan kepada teh panas.

Which statement is correct if there are no heat losses to the surroundings?

Pernyataan yang manakah betul jika tiada haba hilang ke persekitaran?

A Heat gained by cold milk is less than heat lost by hot tea

Penerimaan haba oleh susu sejuk adalah kurang daripada kehilangan haba oleh teh panas

B Heat gained by cold milk is greater than heat lost by hot tea

Penerimaan haba oleh susu sejuk adalah lebih banyak daripada kehilangan haba oleh teh panas

C Heat gained by cold milk is equal to heat lost by hot tea

Penerimaan haba oleh susu sejuk adalah sama dengan kehilangan haba oleh the panas26.Which of the following statement is the reason for using water as a coolant in the

radiator of a car engine?

Antara kenyataan berikut, apakah sebab utama radiator enjin kereta menggunakan air sebagai sistem penyejukan? A Water is colourless

B Water is a good solvent

C Water is a conductor of electricity

D Water has a high specific heat capacity

27. The diagrams shows four types of metal block of the same mass being heated using the same quantity of heat for 10 minutes. Which metal block shows the highest increase in the temperature ?Rajah menunjukkan empat jenis blok keluli yang mempunyai jisim yang sama dipanaskan dengan kuantiti haba yang seragam selama 10 minit. Antara berikut, yang manakah mengalami perubahan peningkatan suhu yang paling tinggi?AB

C

D

28.What is the quantity which is constant in all the three Gas laws?

Kuantiti yang manakah adalah seragam bagi ketiga-tiga Hukum Gas?

Athe number of gas molecules

Bthe distance between the gas molecules

Cthe total force per unit area of the containers wall.

Dthe average kinetic energy of the gas molecule.29. A 1200 W kettle is filled with 0.5 kg of water at 28oC. It is turned on until the water boils. What is the time taken to boil the water?

(Specific heat capacity of water = 4200 J kg-1 (C-1 )

Sebuah cerek yang berkuasa 1200 W diisi dengan 0.5 kg air yang bersuhu 28oC.

Air tersebut dipanaskan sehingga mendidih. Apakah masa yang diambil untuk

mendidihkan air tersebut?

A72 s

B86 s

C126 s

D216 s

E226 s

30.Which of the following instrument is used to measure atmospheric pressure?

Antara berikut, alat yang manakah digunakan untuk mengukur tekanan atmosfera?

AManometer

BHydrometer

CBourdon gauge

DBarometer aneroid31. Which of the following phenomenon is related to the total internal refelection? Antara berikut, yang manakah berkaitan dengan fenomena pantulan dalam penuh?

A

B

light from the sky

C

D

32.The diagram shows an object placed in front of a convex mirror.

Rajah menunjukkan sebuah objek yang diletakkan di hadapan cermin cembung.

Which ray is the correct reflected ray?

Antara berikut, yang manakah adalah betul bagi sinar cahaya yang dipantulkan?

AR

BS

CT

DU

33.When a ray of light travel from water to the air, its speed will

Apabila sinar cahaya merambat dari air ke udara, halajunya akan

Aincrease

Bdecrease

Cremain the same34.Which of the following statement is correct in designing a simple astronomical telescope?

Antara berikut, penyataan yang manakah adalah betul tentang merekabentuk sebuah teleskop astronomi ringkas?

ABoth the focal lengths of the objective lens and the eyepiece lens

are the same

BThe focal length of the objective lens is shorter than the focal length

of the eyepiecelens

CAt normal adjustment, the distance between the objective lens and

the eyepiece lens is longer than the sum of both focal length of the

two lenses

DAt normal adjustment, the distance between the objective lens and

the eyepiece lens is equal to the sum of both focal length of the two

lenses

35.The diagram shows a coin is put at the base of the beaker. The image of the coin appears to be 5 cm from the base of the beaker.

Rajah di bawah sekeping duit syiling diletakkan pada dasar sebuah bikar. Imej syiling yang kelihatan adalah 5 cm dari dasar bikar tersebut.

Based on the diagram, what is the phenomenon involved?Berdasarkan rajah, apakah fenomena yang terlibat?

AReflection of light

BRefraction of light

CReflection of waves

DRefraction of waves36.A convex lens has a focal length of f cm. The lens produces an enlarged, virtual and upright image. The object distance is

Sebuah kanta cembung mempunyai panjang fokus f cm. Kanta tersebut menghasilkan imej yang lebih besar, maya dan tegak. Jarak objek tersebut ialah Aless than f Bbetween f and 2f Csame as 2f Dmore than 2f

37.The figure shows five pendulums that are hung along the wire MN. The pendulum P is displaced and then released.

Rajah menunjukkan lima bandul ringkas yang digantung di sepanjang wayar MN. Bandul P kemudiannya digerakkan.

Which of the pendulums will oscillate with the highest amplitude?

Bandul yang manakah akan berayun dengan amplitude yang tertinggi?

APendulum W

BPendulum X CPendulum YDPendulum Z38.The diagram shows a type of transverse waves.

Rajah menunjukkan sejenis gelombang membujur.

Which of the following pair of points is the wavelength of the wave?

Antara pasangan titik berikut, yang manakah adalah panjang gelombang?

AAC

BBD

CBE

DCF

39.The diagram shows a displacement- time graph of water waves.

Rajah menunjukkan graf sesaran-masa bagi gelombang air.

Which of the following is true?

AThe period of the water wave to vibrate is 25 s

BThe amplitude of the water wave is 0.4 m

CThe frequency of the water wave is 0.05 Hz

DThe wavelength of the water wave is 20 m

40.

Figure 4 shows diagrams of different fringes are formed on the screens when three different sources of light X, Y and Z are used in Youngs double-slit experiment. Which of the following shows the probable sources of light?

Rajah 4 menunjukkan jalur-jalur yang terbentuk pada skrin apabila tiga sumber cahaya yang berbeza iaitu X, Y dan Z digunakan dalam eksperimen dwi celah Young. Manakah antara berikut menunjukkan sumber cahaya yang betul? X Y Z

A Green Yellow BlueB Blue Green YellowC Blue Yellow GreenD Yellow Green Blue41.The diagram shows a displacement-time graph of two notes S and T.

Rajah menunjukkan graf sesaran-masa bagi not S dan T.

Which of the following statement is true ?AS is louder but has a lower pitch.

BS is louder and has a higher pitch.

CT is louder but has a lower pitch.

DT is louder and has a higher pitch.42.Which is not a property of an electromagnetic wave?

Yang manakah bukan ciri gelombang elektromagnet?

A It is a transverse wave / Ia adalah gelombang melintang

B It is a longitudinal wave / Ia adalah gelombang membujur

CIt can travel through vacuum / Ia boleh bergerak melalui vakum

D It can travel through air / Ia boleh bergerak melalui udara 43.A girl can hear the voices of two people talking around the corner but she cannot see these people because

Seorang budak perempuan boleh mendengar perbualan di antara dua orang di satu sudut tertentu tetapi tidak dapat melihat orang-orang tersebut kerana

ASound waves are reflected better than light waves.

BSound waves are refracted better than light waves.

CSound waves are diffracted better than light waves.

DSound waves are interfered better than light waves.44.Diagram shows a wave moving into shallower water.

Rajah menunjukkan satu gelombang yang bergerak ke kawasan yang lebih cetek. The wavelength of the waves is reduced because

Panjang gelombang berkurangan kerana

Afrequency and the speed decrease

Bfrequency and the speed increase

Cthe frequency increases

Dthe speed decreases45.Which of the following material through which the electric charge cannot move easily?

Antara bahan-bahan berikut, yang manakah menyebabkan kesukaran bagi pemindahan cas elektrik?

Aconductor / konduktor

Bcircuit / litar

Cwire / wayar

Dinsulator / penebat

48. Which diagram shows the correct electric field pattern between two charged

spheres? Antara berikut, yang manakah menunjukkan bentuk medan elektrik yang betul

bagi dua sfera yang bercas.

A

B

C

D49. Which of the following changes to a wire when it doubles its resistance?

Antara yang berikut, perubahan yang manakah yang menyebabkan rintangan wayar meningkat sebanyak dua kali ganda?

Cross-sectional areaLengthA

doubledoubleB

doubleno changeC

halvehalveD

halve no change

50. Two bulbs are connected to a 12 V dry cell as shown in the diagram below. Dua mentol disambungkan dengan 12 V sel kering seperti yang ditunjukkan

dalam gambar rajah di bawah.

Which of the following statement gives the correct explanation?

Antara berikut, penerangan yang manakah adalah betul?

AP has a longer filament

BThe resistance of P is lower

CLess electric current passes through P

DThe potential difference across P is higherEND OF QUESTION PAPER4531/1

Fizik

Kertas 1

MEI

2012

1 jam

19.( = EMBED Equation.3

n = EMBED Equation.3

21.n = real depth

apparent depth

22. Q = I t

23.V = IR

24.Power, P= IV

25.g = 10 ms-2

v2 = u2 + 2as

a = EMBED Equation.3

s = ut + EMBED Equation.3 at2

Momentum = mv

F = ma

Kinetic Energy = mv2

Gravitational Potential Energy = mgh

Elastic Potential Energy = EMBED Equation.3 Fx

= EMBED Equation.3

Pressure in liquid, P = h(g

Pressure, P= EMBED Equation.3

Heat, Q = mc(

Heat, Q = m

EMBED Equation.3 = constant

E = mc2

v = ( f

Power, P = EMBED Equation.3

EMBED Equation.3

Pointer

Mirror

Displacement / m

Time / s

Coin

Card

Beaker

Water displaced

heater

thermometer

Silver block

Specific heat capacity

c = 235 J kg-1oC-1

heater

thermometer

Cooper block

Specific heat capacity

c = 387 J kg-1oC-1

heater

thermometer

Iron block

Specific heat capacity

c = 500 J kg-1oC-1

heater

thermometer

Aluminium block

Specific heat capacity

c = 900 J kg-1oC-1

F

object

2F

F

S

T

U

R

A

C

D

E

F

B

X Y Z

Figure 4

Displacement

Time

S

T

27

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_1236164996.unknown

_1182110862.unknown

_1182110393.unknown

_1182110555.unknown

_1182110657.unknown

_1182110456.unknown

_1118741276.unknown

_1182110293.unknown

_1118741010.unknown