SENARAI SEMAK CALON / CANDIDATE’S CHECKLIST
ARAHAN:
Anda tidak dibenarkan bekerja dengan radas bagi lima belas minit pertama. Tempoh ini hendaklah
digunakan untuk menyemak senarai radas, membaca soalan dan merancang eksperimen yang akan
dijalankan. Tandakan (√) pada ruangan kotak yang disediakan untuk menyemak bahan dan radas yang
disedia dan dibekalkan.
INSTRUCTION:
You are not allowed to work with apparatus in first fifteen minutes. This period is used to check the
apparatus list, read the question and plan the experiment which is carried out. Mark (√) in the box provided
to check the material and apparatus prepared and supplied.
Senarai semak radas dan bahan yang dibekalkan.
Checklist for the apparatus and materials provided:
Bil
No
1
2
3
4
5
6
7
8
Radas atau Bahan
Apparatus or Material
Mentol berfilament bersama pemegang
Filament Bulb with holder
Pemegang bateri
Battery holder
Bateri 1.5 V
1.5 V Battery
Ammeter
Ammeter
Voltmeter
Voltmeter
Pemyaumbung wayar
Connecting wire
Reostat
Rheostat
Suis
Switch
Kuantiti
Quantity
1
1
1
1
1
8
1
1
Senarai semak
Checklist
(a)
Dengan menggunakan radas yang diberikan, rancang satu eksperimen mengkaji hubungan antara
keupayaan, V merentasi suatu mentol berfilament dengan arus, I mengalir melaluinya. Penerangan
anda hendaklah mengandungi.
With the use of apparatus given, plan an experiment to study the relationship the potential difference, V
across a filament bulb and the current, I flowing through it. Your description should include:
- Susunan radas
The arrangement of the apparatus.
- Prosedure eksperimen termasuk satu kaedah mengawal pembolehubah dimanipulasi dan satu
kaeah mengukur pembolehubah bergerak balas.
The procedure of the experiment which includes one method of controlling the manipulated variable
and one method of measuring the responding variable. [3m]
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(b)
Jadualkan data anda pada ruang di bawah.
Tabulate your data in the space below. [3m]
(c)
Analisis data yang diperolehi di (b) dengan melukis satu graf I melawan V pada kertas graf yang
disediakan.
Analyze the data obtained in (b) by plotting a graph of I against V in the graph paper provided. [3m]
(d)
Berdasarkan graf anda, tentukan nilai V untuk nilai I dimana 50% daripada nilai I yang tertinggi
digunakan pada eksperimen anda. Tunjukkan pada graf anda, bagaimana anda menentukan nilai V.
Based on your graph, determine the value V for the value of I where is 50% from the highset value of I,
you used in your experiment. Show on your graph how you determine m. [1m]
(e)
Kuasa elektrik, P yang digunakan oleh mentol diberi oleh rumus P=V 2m dengan keadaan m ialah
kecerunan graf.
The electric power, P, used by the bulb is given by the formula P=V2m, where m is the gradient of the
graph.
(i)
Hitung kecerunan, m apabila nilai V sama dengan nilai V di (d). Tunjukkan pada graf anda,
bagaimana anda menentukan m.
Calculate the gradient, m, when value V same asa the value V in (d). Show on your graph how
you determine m. [3m]
(ii)
(f)
Hitung nilai P apabila nilai V sama dengan nilai V di (d)
Calculate the value of P when value V same as the value V in (d). [2m]
Berdasarkan eksperimen ini, nyatakan definisi secara operasi bagi konduktor bukan ohm.
Based on this experiment, state the operational definitation of the non-ohmic conductor. [1m]
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(g)
Ramalkan nilai bacaan ammeter, voltmeter dan kecerahan mentol sekiranya satu bateri ditambahkan
secara selari dengan bateri dalam rajah anda di (a). Terangkan,
Predict what happens to the reading of ammeter, voltmeter and brightness of the bulb if one more
battery is arranged in parallel to the battery in your diagram (a). Explain [4m]
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