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1.7.1a Energy stores and energy transfers

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Question 172

An appliance is described as being highly efficient. What does this mean?

A

It transfers most of its input energy to useful output energy.

B

It uses a very small amount of energy to operate.

C

It works very quickly to complete a task.

D

It produces more energy than it consumes.

Markscheme

1.7.1a Energy stores and energy transfers Questions

  1. IGCSE
  2. /Physics
  3. /1.7.1a Energy stores and energy transfers

229 exam-style questions on CIE IGCSE Physics 1.7.1a Energy stores and energy transfers. Each one has a worked solution and a mark scheme showing where the marks go.

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