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Physics - GCSE AQA - Combined Science - Higher
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Question:
A motor transfers 4.8 kJ of energy in 2 minutes. Calculate its power input. (3 marks)
Author: yxng.edxnAnswer:
P = ⁴⁸⁰⁰⁄₁₂₀ = 40 J 4.8 kJ = 4800 J - Energy transferred is in joules 2 minutes = 120 seconds - Time is in seconds
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