Trial Spm 2014 Fizik Paper 3

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SULIT NO. KAD PENGENALAN ANGKA GILIRAN NAMA:.................................................... ............. TINGKATAN:........................... SEKOLAH MENENGAH KEBANGSAAN SYED SAFFI SIMPANG EMPAT, PERLIS PEPERIKSAAN PERCUBAAN FIZIK KERTAS 3 4531/3 Kertas 3 Ogos 1 ½ jam Satu jam tiga puluh minit JANGAN BUKA KERTAS SOALAN INI SEHINGGA DIBERITAHU 1. Kertas soalan ini adalah dalam dwibahasa. 2. Soalan dalam bahasa inggeris mendahului soalan sepadan dalam bahasa Melayu 3. Calon dibenarkan menjawab keseluruhan atau sebahagian soalan sama ada dalam bahasa Inggeris atau bahasa Melayu. 4 Calon dikehendaki membaca maklumat di halaman belakang kertas soalan ini Untuk Kegunaan Pemeriksa Kod Pemeriksa : Bahagi an Soal an Marka h Penuh Markah Diperol ehi A 1 16 2 12 B 3 12 4 12

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Transcript of Trial Spm 2014 Fizik Paper 3

Page 1: Trial Spm 2014 Fizik Paper 3

SULITNO. KAD PENGENALAN

ANGKA GILIRAN

NAMA:................................................................. TINGKATAN:...........................

SEKOLAH MENENGAH KEBANGSAAN SYED SAFFISIMPANG EMPAT, PERLIS

PEPERIKSAAN PERCUBAANFIZIKKERTAS 34531/3Kertas 3Ogos 1 ½ jam Satu jam tiga puluh minit

JANGAN BUKA KERTAS SOALAN INI SEHINGGA DIBERITAHU

1. Kertas soalan ini adalah dalam dwibahasa.

2. Soalan dalam bahasa inggeris mendahului soalan sepadan dalam bahasa Melayu

3. Calon dibenarkan menjawab keseluruhan atau sebahagian soalan sama ada dalam bahasa Inggeris atau bahasa Melayu.

4 Calon dikehendaki membaca maklumat di halaman belakang kertas soalan ini

DISEDIAKAN OLEH DISEMAK DAN DISAHKAN OLEH

……………………………… ………………………………………(PN ASLINDA BT BUYONG) (PN SITI NOR JAMALIAH BT MD RADZI) KETUA PANITIA FIZIK KETUA JAB. SAINS&MATEMATIK

______________________________________________________________________Kertas soalan ini mengandungi 14 halaman bercetak.

Untuk Kegunaan Pemeriksa

Kod Pemeriksa :

Bahagian SoalanMarkahPenuh

MarkahDiperolehi

A

1 16

2 12

B 3 12

4 12

Jumlah

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meter rulepembaris meter

Capilary tubeTiub rerambut

MercuryRaksa

Trapped air columnTurus udara terperangkap

ThermometerTermometer

Section ABahagian A

[28 marks][28 markah]

Answer all questions in this section.Jawab semua soalan dalam bahagian ini.

1. A student carries out an experiment to investigate the relationship between the length of air column ,l, and the temperature in Kelvin ,T ,for a fixed mass of air. The air is trapped by mercury column in a capillary tube. Diagram 1.1 shows the thermometer and capillary tube tied on meter rule. The sealed end of the capillary tube is placed at the zero mark on the scale of the ruler. Seorang murid menjalankan satu eksperimen untuk mengkaji hubungan antara panjang turus udara , l, dengan suhu dalam kelvin ,T, bagi satu jisim udara tertentu. Udara tersebut terperangkap dalam tiub rerambut oleh satu turus raksa. Rajah 1.1 menunjukkan termometer dan tiub rerambut diikat pada pembaris meter. Hujung tertutup tiub rerambut diletakkan pada tanda sifar skala pembaris.

Diagram 1.1 Rajah 1.1

l

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ThermometerTermometer

BeakerBikar

WaterAir

Bunsen burnerPenunu bunsen

MercuryRaksa

Capilary tubeTiub rerambut

Meter rulePembaris meter

The thermometer and capillary tube are placed into a beaker filled with water.The arrangement of the apparatus is shown in Diagram 1.2.

Termometer dan tiub rerambut dimasukkan ke dalam bikar yang berisi air. Susunan radas ditunjukkan dalam Rajah 1.2.

Diagram 1.2 Rajah 1.2

Ice cubes are put into the beaker and the water is stirred until the temperature, reached at 0 oC .The actual reading of the length of the air column ,l, is shown in Diagram 1.4 on page 5 . Ketulan ais dimasukkan ke dalam bikar itu dan air dikacau sehingga suhu ,, mencapai 0 oC. Bacaan sebenar panjang turus udara, l , ditunjukkan pada Rajah 1.4 di halaman 5. Then the water is heated and stirred until the temperature , , become 10oC. The actual corresponding reading of the length of the air column,l, is shown in Diagram 1.5 on page 5. Kemudian bikar itu dipanaskan sehingga suhu , , menjadi 10 oC. Bacaan sebenar bagi panjang turus udara, l , ditunjukkan pada Rajah 1.5 di halaman 5.

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5

The procedure of the heating process is repeated with temperatures, 30oC, 50oC, 70oC, and 90oC. The actual corresponding readings of the lengths of the air column, are shown in Diagram 1.6,1.7,1.8 and 1.9 on page 5 and 6. Kaedah proses pemanasan diulangi dengan suhu = 30oC , 50oC, 70oC,dan 90oC Bacaan sebenar panjang turus udara, l, yang sepadan masing-masing ditunjukkan pada rajah 1.6, 1.7, 1.8 dan 1.9 di halaman 5 dan 6. .

(a)For the experiment described on page 2 and 3, identify : Bagi eksperimen yang diterangkan di halaman 2 dan 3 kenalpasti; (i) the manipulated variable pembolehubah dimanipulasikan ………………………………………………………………………………………

[ 1 mark/ markah]

(ii) the responding variable pembolehubah bergerak balas ………………………………………………………………………………………

[ 1 mark /markah]

(iii) the constant variable pembolehubah dimalarkan

………………………………………………………………………………………[ 1 mark/markah]

(b) (i) Diagram 1.3 shows the meniscus of the mercury inside the capillary tube. Rajah 1.3 menunjukkan meniskus raksa di dalam tiub rerambut.

Diagram 1.3Rajah 1.3

Air trappedUdara terperangkap

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Diagram 1.5 Rajah 1.5Diagram 1.4 Rajah 1.4

Air column length reading at , = 0 oCBacaan panjang turus udara pada, = 0oC

l = ……………… cmT = …………….K

Air column length reading at, = 10 oCBacaan panjang turus udara pada, =10oC

l = …………………cmT= …………………K

Air column length reading at ,=50 oCBacaan panjang turus udara pada, = 50oC

l = …………………cmT=………………….K

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Diagram 1.7 Rajah 1.7

Diagram 1.6 Rajah 1.6

Air column length reading at , = 30 oCBacaan panjang turus udara pada, = 30oC

l = ………………..cmT = ……………….K

In Diagram 1.3 mark the correct position of the eye while taking the reading of the length of the air column. ( You may draw a straight line and symbol of eye at the diagram ) Pada Rajah 1.3 tandakan kedudukan mata yang betul semasa mengambil bacaan panjang turus udara. (Anda boleh melukis garisan lurus dan simbol mata pada rajah)

[ 1 mark/markah]

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Diagram 1.8Rajah 1.8

Diagram 1.9 Rajah 1.9

Air column length reading at, = 70 oCBacaan panjang turus udara pada, =70oC

l = …………………cmT=………………….K

Air column length reading at , = 90 oCBacaan panjang turus udara pada, = 90oC

l = …………………cmT= …………………K

(ii) Based on diagrams 1.4, 1.5, 1.6, 1.7, 1.8 and 1.9, and page 5 and 6, determine the length of air column, l, and their corresponding temperatures, . Calculate the temperature in Kelvin, T , for each using the equation;

T = + 273 Berdasarkan Rajah 1.4, 1.5, 1.6,1.7,1.8,dan 1.9 di halaman 5 dan 6, tentukan panjang turus udara , l , yang sepadan dengan suhu, .Kirakan suhu dalam Kelvin, T menggunakan persamaan;

T = + 273

Tabulate your result for , T and l in the space below. Jadualkan keputusan anda bagi , T dan l pada ruang di bawah

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[ 5 marks/markah]

(c) On the graph paper on page 8, plot a graph of , l against T Pada kertas graf di halaman 8 lukiskan graf , l melawan T.

…………………………………………………………………………………….......…

[ 5 mark/markah]

(d) Based on your graph, state the relationship between l and T. Berdasarkan graf anda tentukan hubungan antara l dengan T.

…………………………………………………………………………………………..

[ 1 mark/markah]

(e) State one precaution that should be taken to obtained the accurate readings of l . Nyatakan satu langkah berjaga-jaga yang perlu diambil untuk mendapatkan bacaan l yang jitu.

……………………………………………………………………………………… [ 1 mark/markah]

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Graph of l against TGraf l melawan T

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2. A student carries out an experiment to investigate the relationship between potential difference V across the terminal of the battery and the current, I. The result of the experiment is shown in the graph of V against I below. Seorang pelajar menjalankan eksperimen mengkaji hubungan antara beza keupayaan, V merentasi bateri dan arus, I. Keputusan eksperimen ditunjukkan dalam graf V lawan I dibawah.

Diagram 2

Graph of V against I

4.0

3.0

2.0

1.0

0 0.2 0.4 0.6 0.8 1.0 1.2 I /A

V/V

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Based on the graph in Diagram 2;Berdasarkan graf dalam rajah 2:

(a) (i) State the relationship between V and I Nyatakan hubungan antara V dan I ...........................................................................................................................................

[1 mark/markah] (ii) Determine the value of E, when I = 0.0 A

Show on the graph how you obtained the value of ETentukan nilai E, apabila I = 0.0 ATunjukkan pada graf bagaimana anda mendapatkan nilai E

...........................................................................................................................................[2 marks/markah]

(iii) Name the physical quantity that is represented by the value of E in (a)(ii)Namakan kuantiti fizikal yang mewakili nilai E dalam (a)(ii)

..................................................................................................................................[1 mark/markah]

(b) Calculate the gradient, r of the graph.Show on the graph how you determine r.Kirakan kecerunan, r graf.Tunjukkan pada graf bagaimana anda tentukan r.

r = …………………..[3 marks/markah]

(c) From the graph, state the value of V when I = 0.70 A. Show on the graph how you obtained the value of V.Daripada graf, nyatakan nilai V apabila I = 0.70 A. Tunjukkan pada graf bagaimana anda tentukan V.

...................………………………………………………………………………………[2 marks/markah]

(d) The external resistance, R is given by the formula E=I ( R+r ) . By using the value of E in a(ii), r in (b) and I = 0.70 A, calculate the value of R.Rintangan luar, R diberi oleh rumusE=I ( R+r ) . Dengan mengunakan nilai E dalam a(ii), r dalam (b) dan I=0.70A, kirakan nilai R.

R = ………………….[2 marks/markah]

(e) State one precaution that should be taken to improve the results of this experiment.Nyatakan satu langkah berjaga-jaga bagi meningkatkan keputusan eksperimen.

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………………………………………………................…………………………….. [1 mark/markah ]

Section BBahagian B[ 12 marks]

[ 12 markah ]

Answer any one question from this sectionJawab mana-mana satu soalan daripada bahagian ini.

3. In a supermarket, Ali help his mother to push an empty trolley in Diagram 3.1 to carry the things he intends to buy. After shopping, he pushes the trolley which is full in Diagram 3.2 to the cashier’s counter. Ali noticed that it is more difficult to push full trolley compared to an empty one.

Di pasaraya, Ali menolong emaknya menolak troli kosong seperti dalam Rajah 3.1 untuk membeli barang. Selepas membeli, dia menolak troli yang penuh barangan seperti Rajah 3.2 menuju kaunter. Ali berasa sukar untuk menolak troli yang penuh barangan berbanding troli kosong.

Diagram 3.1/ Rajah 3.1

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       Diagram 3.2/ Rajah 3.2

Based on the observation,Berdasarkan pemerhatian di atas,

(a) State one suitable inference.Nyatakan satu inferens yang sesuai.

[1mark / markah](b) State one suitable hypothesis.

Nyatakan satu hipotesis yang sesuai. [1mark /markah]

(c) With the use of apparatus such as jigsaw blade, G-clamp and other apparatus describe an experiment framework to investigate the hypothesis stated in 4(b)

Dengan menggunakan radas seperti bilah gergaji, apit G dan lain-lain , terangkan satu rangka kerja eksperimen untuk menyiasat hipotesis yang anda nyatakan dalam 4(b)

In your description, state clearly the followingDalam penerangan anda jelaskan perkara berikut :

i) Aim of the experiment. Tujuan eksperimen.

ii) Variables in the experiment. Pembolehubah dalam eksperimen.

iii) List of apparatus and materials. Senarai radas dan bahan

iv) Arrangement of the apparatus. Susunan radas.

v) The procedure of the experiment which include one method of controlling the manipulated variable and one method of measuring the responding variable.Prosedur eksperimen termasuk satu kaedah mengawal pembolehubah dimanipulasikan dan satu kaedah mengukur pembolehubah bergerak balas.

vi) The way you would tabulate the data.Penjadualan data.

vii) The way you would analyse the data.Cara anda menganalisis data.

[10 marks/ markah]

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4 Diagram 4.1 and 4.2 shows the electric power magnet. When the switch is closed, it is observes that the electromagnet in Diagram 4.2 attract more scrap iron than the crane in Diagram 4.1. Both number of turns of wire in electromagnet in each crane are same.

Rajah 4.1 dan 4.2 menunjukkan suatu magnet berkuasa elektrik. Apabila suis ditutup, didapati elektromagnet dalam Rajah 4.2 menarik lebih banyak besi skrap daripada kren dalam Rajah 4.1. Kedua-dua elektromagnet mempunyai bilangan lilitan wayar yang sama bagi setiap rajah.

Diagram 4.1Rajah 4.1

Diagram 4.2Rajah 4.2

1 A

8 A

ElectromagnetElektromagnet

Batterybateri

Batterybateri

ElectromagnetElektromagnet

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Based on the observation above and your knowledge of electromagnet;Berdasarkan pemerhatian di atas dan pengetahuan anda mengena elektromagnet;

(a) State one suitable inference.Nyatakan satu inferens yang sesuai.

[1mark/ markah](b) State one suitable hypothesis.

Nyatakan satu hipotesis yang sesuai. [1mark/ markah]

(c) With the use of apparatus such as solenoid, paper clips and others, describe an experiment framework to investigate the hypothesis stated in 4(b)

Dengan menggunakan radas seperti solenoid, klip kertas dan lain-lain , terangkan satu rangka kerja eksperimen untuk menyiasat hipotesis yang anda nyatakan dalam 4(b)

In your description, state clearly the followingDalam penerangan anda jelaskan perkara berikut :

i) Aim of the experiment. Tujuan eksperimen.

ii) Variables in the experiment.Pembolehubah dalam eksperimen.

iii) List of apparatus and materials.Senarai radas dan bahan

iv) Arrangement of the apparatus.Susunan radas.

v) The procedure of the experiment which include one method of controlling the manipulated variable and one method of measuring the responding variable.Prosedur eksperimen termasuk satu kaedah mengawal pembolehubah dimanipulasikan dan satu kaedah mengukur pembolehubah bergerak balas.

vi) The way you would tabulate the data.Penjadualan data.

vii) The way you would analyse the data.Cara anda menganalisis data.

[10 marks/markah]

END OF QUESTIONKERTAS SOALAN TAMAT

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SCHEME

Question 1:No. 1 Mark Marking scheme

1(a) (i) ( ii ) ( iii )

( b ) i )

( ii )

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1

2

1

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- temperature/ /T-Volume (air trapped) /Length of air trapped/ l- pressure of the trapped air/ diameter of capillary tube/ Mass of the air

All values of , l , correct (2m)- at least three correct (1m)

All values of T are correct

Ө /oC l / cm

01030507090

4.85.05.45.86.16.6

Tabulate ,T and l correctly , T and l shown in the table State the units of ,T and All values of T (no dec. places ) and , l ( one dec. places) are consistent.

Temperature,/ °C

Temperature, T/K

Length, l / cm

01030507090

273283303323343363

4.85.05.45.86.16.6

Score Mark321

211

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1 (c)

1(d)

1(e)

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1

Tick based on the following aspect

Show l on Y axis and T on X axis State the units of the variable correctly Both axes are marked with uniform scale All six points are plotted correctly five point are correctly plotted Best straight line is drawn Show the minimum size of graph at least (Y-16cm x X-12 cm)Score:

Score of ticks Mark75-63-421

54321

l directly proportional to T// reject: l increases, T increases

Position of eye is ( same level / perpendicular ) to the scale of thermometerRepeat reading l (two/three/several ) time for each Ө andcalculate the average.

Question 2:

No. 2 Mark Marking scheme

2 (a)(i)

(ii)

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V decreases linearly with I / reject: V decreases, I increases

Extrapolate the graph

4.0 - 4.05 V

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(iii) 1Electromotive force//e.m.f.//d.g.e. / reject: Voltage, potential different

(b)(i)

(ii)

1

1

1

Draw a sufficient large triangle (minimum size is 8 cm x 8 cm)* Correct substitution(follow candidate’s triangle)

1.5−4 .01−0

State the value /answer with unit ( - 2.5) //(- 2.4) --- (- 2.6) VA-1 / Ω

(c) 1

1

Show the vertical line from I = 0.70 A until touch the graph then horizontal line until it touches he V-axis

V = 2.2 - 2.3V

(d)

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E = I(R+r)

4.0 = 0.7(-2.5 + R)

R = 6.79 Ω

// 6.75 - 6.80 Ω

(d)

1 -Repeat the experiment and take average//

-switch of the circuit when not taking any reading//

-Eye position must be perpendicular to scale of meter ruler/ measuring tool

Total 12

Question 3:Section Mark Answer

3 (a) 1 State a suitable inference Inertia depends on mass  

3 (b) 1 State relevant hypothesis (with direction)The larger the mass, the larger the inertia 

3(c) Describe a complete and suitable experimental framework (10 marks)3 c (i) 1 State the aim of the experiment(M1)

To study the effect of mass on the inertia of an object

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3c (ii)1

1

State the manipulated variable and the responding variable(M2) Manipulated: Mass, mResponding: Period of oscillation, T State the constant variable ( M3) Constant: Stiffness of blade, distance of the plasticine from the clamp

3 c(iii)

1

List out the important apparatus and materials (M4) Jigsaw blade, G-clamp, stopwatch, and plasticine

3 c(iv) 1 State a functionable arrangement of the apparatus (M5)

3 c(v) 1 State the method of controlling the manipulated variable (M6) 1. A 20 g plasticine ball is fixed at the free end of the blade.

3 c(vi)1

State the method of measuring the responding variable (M7) 2. The time for 10 complete oscillations is measured using a stopwatch and period of oscillation is calculated by T= t/10.

3c(vii) 1 Reapeat the experiment at least 4 times with different values (M8) 3. The experiment is repeated using plasticine balls with masses 40 g, 60 g, 80 g, and 100 g.

3c(viii) 1 Tabulate the data (M9) (Jadual hanya perlu ada kolum MV & RV) (M9)Tanpa unit - terima

Mass, m(g)

t (s) T = t/10 (s)

20406080100

3c(ix) 1 State how data will be analysed (sketch graph/statement) (M10)Plot graph T against m

TOTAL 12* Terima jawapan jika guna inersia balance

Question 4:Section Mark Answer

4 (a) 1 State a suitable inference The electric current affects the loudness of the bell //The loudness of the bell depends on the electric current

4 (b) 1 State relevant hypothesis (with direction)The strength of an electromagnet increases as the current increases

4(c) Describe a complete and suitable experimental framework (10 marks)4 c (i) 1 State the aim of the experiment(M1)

To investigate the relationship between electric current and the strength of an

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electromagnet 4c (ii)

1

1

State the manipulated variable and the responding variable(M2) Manipulated variable : electric current Responding variable : strength of an electromagnet

State the constant variable ( M3) Constant variable : number of turn solenoid // soft iron core

4 c(iii)

1

List out the important apparatus and materials (M4) Ammeter, connection wires, rheostat, retort stand, ,switch, d.c. supply , soft iron core, solenoid, small iron nails and plastic container.

4 c(iv) 1 State a functionable arrangement of the apparatus (M5)

4 c(v) 1 State the method of controlling the manipulated variable (M6) 1. The switch is closed and adjust current, I = 0.1 A. 2. The end of the solenoid is dipped into the container full of small iron nails.

4 c(vi)1 State the method of measuring the responding variable (M7)

3. The plastic container is removed and the number of nails attached to the electromagnet is counted = N

4c(vii) 1 Reapeat the experiment at least 4 times with different values (M8) 4. The experiment is repeated 5 times with different value of current by adjusting the rheostat.

4c(viii) 1 Tabulate the data (M9)Current, I/A Number of small iron

nail,N0.10.20.30.40.5

4c(ix) 1 State how data will be analysed (sketch graph/statement) (M10)Plot graph N against I

TOTAL 12

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