A-LevelPhysicsWaves9702/12 · May/June 2014 · Q221 Mark
What, to two significant figures, are the period, the frequency and the amplitude of the wave represented by the graph? [Figure 22.1]
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A0.0027 s 370 Hz 0.0067 m
B0.0031 s 320 Hz 0.013 m
C0.0035 s 290 Hz 0.0067 m
D0.0042 s 240 Hz 0.013 m
✓ Correct answer
C: 0.0035 s 290 Hz 0.0067 m
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