A-LevelPhysicsWaves9702/12 · May/June 2018 · Q231 Mark
The diagram shows the screen of a cathode-ray oscilloscope (c.r.o.) displaying a wave. [Diagram] The time-base of the c.r.o. is set at 10 ms/division. What is the frequency of the wave?
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.
A0.24 Hz
B4.2 Hz
C12 Hz
D24 Hz
✓ Correct answer
D: 24 Hz
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