FIZIK Set 1 KERTAS 2

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  • CONFIDENTIAL 1 4531/2

    Name : . 4531/2

    Form :

    SOALAN KLON

    SIJIL PELAJARAN

    MALAYSIA 2015

    PHYSICS

    Paper 2

    Two hours and thirty minutes

    DO NOT OPEN THIS QUESTION PAPER UNTIL TOLD

    1. Write your name and form in the space

    provided.

    2. Candidate is required to read information

    on page 2.

    __________________________________________________________________________________

    This question paper contain 27 printed pages

    INFORMATION FOR CANDIDATES

    MAKLUMAT UNTUK CALON

    1. This question paper consists of three sections: Section A, Section B and Section C.

    Kertas soalan ini mengandungi tiga bahagian : Bahagian A, Bahagian B dan Bahagian C.

    2. Answer all questions in Section A. Write your answers for Section A in the spaces provided in

    Section Question Full

    Marks

    Marks

    Obtain

    A

    1 4

    2 5

    3 6

    4 7

    5 8

    6 8

    7 10

    8 12

    B 9 20

    10 20

    C 11 20

    12 20

    Total

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    Physics

    Paper 2

    2

    12 hours

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    the question paper.

    Jawab semua soalan dalam Bahagian A. Tulis jawapan bagi Bahagian A dalam ruang yang

    disediakan dalam kertas soalan

    3. Answer one question from Section B and one question from Section C. Write your answers for

    Section B and Section C on the lined pages at the end of this question paper. Answer questions

    in Section B and Section C in detail. You may use equations, diagrams, tables, graphs and

    other suitable methods to explain your answer.

    Jawab satu soalan daripada Bahagian B dan satu soalan daripada Bahagian C.Tuliskan

    jawapan bagi Bahagian B dan Bahagian C pada halaman bergarisdi bahagian akhir kertas

    soalan ini. Jawab Bahagian B dan Bahagian C dengan terperinci. Anda boleh menggunakan.

    persamaan, gambar rajah, jadual, graf dan cara lain yang sesuai untuk menjelaskan jawapan

    anda.

    4. Show your working, it may help you to get marks.

    Tunjukkan kerja mengira, ini membantu anda mendapatkan markah.

    5. If you wish to cancel any answer, neatly cross out the answer.

    Sekiranya anda hendak membatalkan sesuatu jawapan, buat garisan di atas jawapan itu

    6. The diagram in the question provided are not drawn to scale unless stated.

    Gambarajah yang mengiringi soalan tidak dilukiskan mengikut skala kecuali dinyatakan.

    7. A list of formulae is provided on page 3.

    Satu senarai rumus disediakan di halaman 3.

    8. The marks allocated for each question or part question are shown in brackets.

    Markah yang diperuntukkan bagi setiap soalan atau ceraian soalan ditunjukkan dalam

    kurungan.

    9. The time suggested to answer Section A is 90 minutes, Section B is 30 minutes and Section C is

    30 minutes.

    Masa yang dicadangkan untuk menjawab Bahagian A ialah 90 minit, Bahagian B ialah 30

    minit dan Bahagian C ialah 30 minit.

    10. You may use a non-progmammable scientific calculator.

    Anda dibenarkan menggunakan kalkulator saintifik yang tidak boleh deprogram. Walau

    bagaimanapun, langkah mengira perlu ditunjukkan.

    11. Hand in this question paper at the end of the examination.

    Serahkan kertas soalan ini di akhir peperiksaan.

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

    Maklumat berikut mungkin berfaedah. Simbol-simbol mempunyai makna yang biasa.

    1. a = t

    uv

    2. Momentum = mv

    3. F =ma

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    4. Gravitational potential energy = mgh

    5. Kinetic energy =2

    2

    1mv

    6. = v

    m

    7. Preasure, p = A

    F

    8. Preasure, p = hg

    9. Heat, Q = mc

    10. T

    pV= constant

    11. E = mc2

    12. v = f

    13. f

    1=

    u

    1+

    v

    1

    14. n = r

    i

    sin

    sin

    15. V = IR

    16. asuv 222

    17. 2

    2

    1atuts

    18. Power, P = time

    energy

    19. D

    ax

    20. n = h

    H

    21. ItQ

    22. Power, P = IV

    23. g = 10 m s-2

    1. a = t

    uv

    2. Momentum = mv

    3. F =ma 4. Tenaga keupayaan = mgh

    5. Tenaga kinetic =2

    2

    1mv

    6. = v

    m

    7. Tekanan, p = A

    F

    8. Tekanan, p = hg 9. Haba, Q = mc

    10. T

    pV= pemalar

    11. E = mc2 12. v = f

    13. f

    1=

    u

    1+

    v

    1

    14. n = r

    i

    sin

    sin

    15. V = IR

    16. asuv 222

    17. 2

    2

    1atuts

    18. Kuasa, P = masa

    tenaga

    19. D

    ax

    20. n = h

    H

    21. ItQ

    22. Kuasa, P = IV 23. g = 10 m s-2

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    Section A

    [60 marks ]

    Answer all questions in this section

    The time suggested to answer this section is 90 minutes.

    1 A radioactive source emits two rays P and Q is placed in front of an electric field and the

    radioactive path is shown in Diagram 1.

    Suatu sumber bahan radioaktif memancarkan sinar P dan Q diletakkan di dalam suatu medan

    elektrik dan lintasan radioaktif ditunjukkan dalam Rajah 1.

    DIAGRAM 1

    RAJAH 1

    (a) Name the material of container X. Namakan bahan bagi bekas X.

    ............

    [ 1 mark ]

    (b) (i) Complete this sentence by underlining one correct phrase in the box.

    Lengkapkan pernyataan berikut dengan menggariskan satu frasa dalam

    kotak berikut.

    Ray P is

    Sinar P ialah

    an alpha particle

    satu zarah alfa

    a beta particle

    satu zarah beta

    a gamma ray

    satu sinar gama

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    [1 mark ]

    (ii) Give the reason for your answer in (a)(i).

    Berikan sebab bagi jawapan anda di (a)(i).

    ....

    [1 mark ]

    (c) Why the size of deflection of ray P is greater than ray Q?

    Mengapakah saiz pesongan sinar P lebih besar daripada sinar Q?

    ....

    [1 mark ]

    2 Diagram 2.1 shows a car and a lorry which has different mass approaching a zebra crossing with

    same velocity 15 m s-1

    .

    Rajah 2.1 menunjukkan sebuah kereta dan sebuah lori yang mempunyai jisim berbeza

    menghampiri lintasan zebra dengan halaju 15 ms-1

    .

    When the driver in the vehicles saw Siti walking across the zebra crossing, they applied the brake

    at the same time until the vehicles came to a complete stop.

    Bila pemandu kedua-dua kenderaan itu melihat Siti melintasi lintasan zebra, merekamengenakan

    brek dengan serentak sehingga kedua-dua kenderaan itu berhenti dengan sempurna.

    (a) What is meant by mass ?

    Apakah yang dimaksudkan dengan jisim ?

    [1 mark ]

    (b) (i) Between the car and the lorry in Diagram 2.1, which first came to a complete stop?

    Antara kereta dan lori di dalam Rajah 2.1, yang manakah berhenti dengan

    sempurna terlebih dahulu.

    ..

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    [1 mark ]

    (ii) Give one reason for your answer in (b) (i).

    Berikan satu sebab bagi jawapan anda di (b) (i).

    ..

    [1 mark ]

    (c) If the lorry had traveled a distance of 375 m before it came to a stop, calculate the

    deceleration when the brake was applied until it stop.

    Jika lori telah bergerak sejauh 375 m sebelum ianya berhenti, hitungkan nyah pecutan

    bila brek dikenakan.sehingga ia berhenti.

    [2 marks ]

    3. Diagram 3.1 shows a metal block P of mass 300 g at initial temperature 100 oC is immersed into

    the water at room temperature. Diagram 3.2 shows the graph of temperature against time of

    block P until it achieve thermal equilibrium.

    Rajah 3.1 menunjukkan bongkah logam P berjisim 300 g pada suhu awal 100 oC direndamkan

    ke dalam air pada suhu bilik. Rajah 3.2 menunjukkan graf suhu melawan masa bagi bongkah P

    sehingga ia mencapai keseimbangan termal.

    DIAGRAM 3.1 DIAGRAM 3.2

    (a) What is meant by thermal equilibrium?

    Apakah yang dimaksudkan dengan keseimbangan termal?

    ................................................................................................................................................

    [1 mark]

    P

    water

    Temperature / oC

    time / s

    100

    90

    80

    70

    60

    50

    40 40 0 20 60 80 100 120

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    (b) What is the temperature of block P when it is in thermal equilibrium?

    Berapakah suhu bongkah P apabila ia mencapai keseimbangan termal?

    ...............................................................................................................................................

    [1 mark]

    (c) Explain how block P achieve thermal equilibrium.

    Terangkan bagaimana bongkah P mencapai keseimbangan termal.

    ...............................................................................................................................................

    ...............................................................................................................