Curriculum
Course: Igcse Physics
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Curriculum

Igcse Physics

1. Motion, Forces and Energy

0/161 Dr Dabour Hub Science Diagram and Course Material

2. Thermal Physics

0/75 Dr Dabour Hub Science Diagram and Course Material

3. Waves

0/77 Dr Dabour Hub Science Diagram and Course Material

4. Electricity and Magnetism

0/119 Dr Dabour Hub Science Diagram and Course Material

5. Nuclear Physics

0/39 Dr Dabour Hub Science Diagram and Course Material

6. Space Physics

0/47 Dr Dabour Hub Science Diagram and Course Material
Quiz

4.2.8 Potential Difference – Check yourself

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  • Questions count: 6
  • Passing grade: B+
  • Time limit: 10 minutes
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1.
A p.d. of 1 V means
1 J is transferred per coulomb
1 A flows
1 W is used
1 C passes each second
2.
A voltmeter is connected
in series with the component
before the switch only
between the battery poles only
in parallel with the component
3.
The energy transferred when 5.0 C moves across a p.d. of 12 V is
2.4 J
17 J
60 J
0.42 J
4.
A p.d. of 4.0 V and a charge flow of 3.0 C gives the energy
1.3 J
12 J
7.0 J
0.75 J
5.
A lamp transfers 72 J when 12 C pass through it. The p.d. is
6.0 V
864 V
0.17 V
84 V
6.
Why can a bird stand on a bare high-voltage wire without current passing through it?
The wire is insulated
Birds are insulators
The wire is not carrying current
Both feet are at nearly the same potential
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Part of 4. Electricity and Magnetism — see every lesson and quiz in this unit.
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