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8 Energy – forces doing work

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Question 50
F

A winch pulls a crate 6.0 m with a constant force of 250 N in the direction of motion. This takes 15 s. What is the mean useful power output of the winch?

[1]
A

625 W625\ \mathrm{W}625 W

B

1500 W1500\ \mathrm{W}1500 W

C

100 W100\ \mathrm{W}100 W

D

17 W17\ \mathrm{W}17 W

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8 Energy – forces doing work Questions

  1. GCSE
  2. /Physics
  3. /8 Energy – forces doing work

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