Question on: WAEC Physics - 1990

The diagram above represents part of a wave motion in air. If the wave travels with a speed of 300ms-1calculate the frequency of the wave.

A
360Hz
B
300Hz
C
250Hz
D
150Hz
Ask EduPadi AI for a detailed answer
Correct Option: C

21/2λ = 3m; λ = 1.2m v= 300
f = v/x = 300/1.2 = 250Hz

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