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3 Conservation of energy

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Question 44
F

A device transfers 360 J usefully and dissipates 240 J during one operation.

What is its efficiency?

[1]
A

40%40\%40%

B

60%60\%60%

C

67%67\%67%

D

150%150\%150%

Markscheme

3 Conservation of energy Questions

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

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