Physics WAEC

A certain wave has a speed of 20ms-1. If the frequency of the wave is 0.25Hz, calculate the distance between successive crests of the wave.

A. 5.0m
B. 40.0m
C. 50.0m
D. 80.0m

Correct Answer: Option D

D. 80.0m

Explanation

λ = v/f = 20/0.25=80

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