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8.3 Power and efficiency

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Question 11

A steam cleaner draws a constant power of 1500 W from the mains.

Cleaning one tiled area keeps its heating element switched on continuously for 6.0 minutes6.0\ \text{minutes}6.0 minutes.

Calculate the electrical energy transferred during the cleaning of this area.

[3]
Markscheme

8.3 Power and efficiency Questions

  1. GCSE
  2. /Physics
  3. /8.3 Power and efficiency

128 exam-style questions on Edexcel GCSE Physics 8.3 Power and efficiency, covering 8.3.1 Power and 8.3.2 Efficiency. Each one has a worked solution and a mark scheme showing where the marks go.

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