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1.7.4 Power

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Question 10

An electric motor lifts a constant load to a vertical height of 5.0 m four times. The time taken for each lift is shown in the options below.

Which time corresponds to the greatest average useful power output by the motor?

A

4.0 s4.0\text{ s}4.0 s

B

8.0 s8.0\text{ s}8.0 s

C

12.0 s12.0\text{ s}12.0 s

D

16.0 s16.0\text{ s}16.0 s

Markscheme

1.7.4 Power Questions

  1. IGCSE
  2. /Physics
  3. /1.7.4 Power

95 exam-style questions on CIE IGCSE Physics 1.7.4 Power. Each one has a worked solution and a mark scheme showing where the marks go.

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