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25-04-2020
Physics

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A lifeguard on a beach observes that waves have a speed of 7 m/s and a distance of 4.6m between wave crests. what is the period of the wave motion?

Respuesta :

muhammadtalhabinyous muhammadtalhabinyous

26-04-2020

Answer:

0.657 seconds

Explanation:

speed of wave= wavelength / time period

so

time period= wavelength / speed

= 4.6/7

=0.657 sec

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