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7.2 The motor effect

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Question 29
H

Wires X and Y lie at right angles to the same magnetic field. Wire Y carries twice the current of wire X, and the length of Y inside the field is half the length of X inside the field. Which statement is correct?

[1]
A

The force on Y is the same size as the force on X

B

The force on Y is twice the size of the force on X

C

The force on Y is half the size of the force on X

D

The force on Y is four times the force on X

Markscheme

7.2 The motor effect Questions

  1. GCSE
  2. /Physics
  3. /7.2 The motor effect

39 exam-style questions on AQA GCSE Physics 7.2 The motor effect, covering 7.2.1 Electromagnetism, 7.2.2 Fleming's left-hand rule (HT only), 7.2.3 Electric motors (HT only), and 7.2.4 Loudspeakers (HT only). Each one has a worked solution and a mark scheme showing where the marks go.

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