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1.7.1a Energy stores and energy transfers

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Question 112

An audio engineer is setting up a loudspeaker for a school assembly.

Which energy transfer takes place in the loudspeaker?

A

Input energy: sound; Output energy: electrical

B

Input energy: electrical; Output energy: sound

C

Input energy: chemical; Output energy: electrical

D

Input energy: electrical; Output energy: thermal

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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