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4.2.5 Electrical energy and electrical power

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Question 24

Which equation can be used to calculate the electrical power P P\,P of a device with potential difference V V\,V and current III?

A

P=V÷IP = V \div IP=V÷I

B

P=V×IP = V \times IP=V×I

C

V=P×IV = P \times IV=P×I

D

I=P×VI = P \times VI=P×V

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4.2.5 Electrical energy and electrical power Questions

  1. IGCSE
  2. /Physics
  3. /4.2.5 Electrical energy and electrical power

69 exam-style questions on CIE IGCSE Physics 4.2.5 Electrical energy and electrical power. Each one has a worked solution and a mark scheme showing where the marks go.

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