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7.3 Induced potential, transformers and the National Grid (HT only)

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Question 18
H

Alternators P and Q are identical except that the coil of P has twice as many turns as the coil of Q. Both are rotated at the same steady rate. Which statement compares their outputs?

[1]
A

P has twice the peak output of Q, and the same output frequency

B

P has twice the peak output of Q, and twice the output frequency

C

P has the same peak output as Q, and twice the output frequency

D

P has half the peak output of Q, and the same output frequency

Markscheme

7.3 Induced potential, transformers and the National Grid (HT only) Questions

  1. GCSE
  2. /Physics
  3. /7.3 Induced potential, transformers and the National Grid (HT only)

40 exam-style questions on AQA GCSE Physics 7.3 Induced potential, transformers and the National Grid (HT only), covering 7.3.1 Induced potential (HT only), 7.3.2 Uses of the generator effect (HT only), 7.3.3 Microphones (HT only), and 7.3.4 Transformers (HT only). Each one has a worked solution and a mark scheme showing where the marks go.

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