O-LevelPhysicsMagnetism5054/11 · May/June 2024 · Q351 Mark
The diagram shows a loudspeaker that is producing a sound. It depicts a magnet (N-S poles) with a coil of wire attached to a cone. A student writes four sentences about the loudspeaker. 1 There is a direct current in the coil of wire. 2 The current in the coil produces a changing magnetic field. 3 A force is produced on the coil of wire attached to the cone. 4 The cone spins around due to the force. Which sentences are correct?
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.
A1 and 2
B1 and 4
C2 and 3
D3 and 4
✓ Correct answer
C: 2 and 3
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