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12.3 The motor effect

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Question 11

A movable metal strip in an automatic parcel gate carries a current perpendicular to the page. Electrons in the strip drift into the page, and the magnetic force on the strip acts to the right. The north and south poles of a magnet are positioned one above and one below the strip. Which gives the direction of conventional current and the arrangement of the poles?

[1]
A

Conventional current into the page; north pole above and south pole below

B

Conventional current into the page; south pole above and north pole below

C

Conventional current out of the page; north pole above and south pole below

D

Conventional current out of the page; south pole above and north pole below

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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