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7.2 The motor effect

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12
Question 2
F

A student passes a current through a long straight vertical wire. The wire goes through a hole in a horizontal card.

a.

Describe the pattern of the magnetic field around the wire.

[2]
b.

Give one change the student could make to produce a stronger magnetic field around the wire.

[1]
c.

The student reverses the direction of the current in the wire. Give the effect of this on the magnetic field.

[1]
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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