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12.3 The motor effect

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Question 24

A horizontal metal contact in a switching device can move either upwards or downwards. Electrons drift through the contact from right to left while the magnetic field is directed into the page. Which gives the direction of conventional current and the direction of the magnetic force?

[1]
A

Conventional current from right to left; magnetic force upwards

B

Conventional current from left to right; magnetic force upwards

C

Conventional current from right to left; magnetic force downwards

D

Conventional current from left to right; magnetic force downwards

Markscheme

12.3 The motor effect Questions

  1. GCSE
  2. /Physics
  3. /12.3 The motor effect

86 exam-style questions on Edexcel GCSE Physics 12.3 The motor effect, covering 12.3.1 The motor effect, 12.3.2 Fleming's left-hand rule, 12.3.3 Force on a conductor, and 12.3.4 Electric motors. Each one has a worked solution and a mark scheme showing where the marks go.

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