Question

If you see an ocean wave hit the beach every 8 seconds, what is its frequency (in Hz)?


Choose the best answer from the options below:
A 0.125
B 0.250
C 0.800
D 8.0
E 16.0

Answer 1

Frequency f = 1 / period = 1 / 8 s = 0.125 Hz.

Answer: A