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4.2 Uses of magnetism

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Question 4
H

Fleming's left-hand rule uses the thumb, the first finger and the second finger of the left hand.

What does the second finger represent?

[1]
A

The direction in which the electrons flow in the wire

B

The direction of the magnetic field, from north to south

C

The direction of the conventional current in the wire

D

The direction of the force that acts on the wire

Markscheme

4.2 Uses of magnetism Questions

  1. GCSE
  2. /Physics
  3. /4.2 Uses of magnetism

48 exam-style questions on OCR GCSE Physics 4.2 Uses of magnetism, covering 4.2.1 The motor effect, 4.2.2 Fleming's left-hand rule, 4.2.3 The force on a current-carrying conductor, 4.2.4 The electric motor, 4.2.5 Electromagnetic induction, 4.2.6 Alternators and dynamos, 4.2.7 How transformers work, 4.2.8 Transformer turns ratio, 4.2.9 Potential differences and turns in transformers, and 4.2.10 Microphones, loudspeakers and headphones. Each one has a worked solution and a mark scheme showing where the marks go.

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