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O-LevelPhysicsMagnetism5054/11 · May/June 2020 · Q331 Mark

There is varying current in the coil of the loudspeaker shown. The loudspeaker is producing a sound. The magnet is clamped. What is vibrating to produce the sound?

Diagram for this question, from the exam paper

This question uses a diagram from the original paper, which isn't shown here. Open the full paper from the past papers archive to see it.

Acoil only

Bcone only

Cmagnet only

Dcoil and cone

✓ Correct answer

D: coil and cone

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About this question

Topic: Magnetism, O-Level Physics (syllabus 5054). Multiple choice, 1 mark.
Source: O-Level Physics, May/June 2020 Paper 1 Variant 1, question 33.

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