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4.2.5 Electrical energy and electrical power

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Question 6

An electricity meter records that 162 MJ162\text{ MJ}162 MJ of electrical energy are drawn from the 240 V mains supply in a 15 hour15\text{ hour}15 hour period.

What is the average rate of electrical charge passing through the meter?

A

3.0 kC/h3.0\text{ kC/h}3.0 kC/h

B

45 C/h45\text{ C/h}45 C/h

C

45 kC/h45\text{ kC/h}45 kC/h

D

0.68 MC/h0.68\text{ MC/h}0.68 MC/h

Markscheme

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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