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3 Conservation of energy

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Question 91
H

A device dissipates 150 J while operating at an efficiency of 70%.

What is the useful energy output?

[1]
A

105 J105\ \mathrm{J}105 J

B

214 J214\ \mathrm{J}214 J

C

500 J500\ \mathrm{J}500 J

D

350 J350\ \mathrm{J}350 J

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3 Conservation of energy Questions

  1. GCSE
  2. /Physics
  3. /3 Conservation of energy

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