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1.7.4 Power

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Question 49

An electric hoist in a factory lifts heavy steel components. The useful work done by the hoist is 3600 kJ in a time of 150 s.

What is the useful output power of the hoist?

A

0.042 kW0.042\text{ kW}0.042 kW

B

24 W24\text{ W}24 W

C

24 kW24\text{ kW}24 kW

D

540 kW540\text{ kW}540 kW

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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