A displacement–time graph for a point on a string is sinusoidal

PHYSICS · Subjective · A Level · Physics · Waves · Waves

Problem

A displacement–time graph for a point on a string is sinusoidal. Successive maxima occur at

t = 0.00\,\text{s}

and

t = 0.025\,\text{s}

. Calculate the frequency of the wave.