Physics

20 wave crests pass a fisherman in one minute if the wave crests are 2.0 m apart find:
Period
Frequency
Speed of waves

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posted by Jamika
2. Distance between wave crests, λ
= wave length
= 2 metres

Time complete one wave
= period
= 60 s / 20 waves
= 3 s

Frequency f is number of waves per second
= (1/3) Hz

Speed = f * λ
= (1/3)Hz * 2m
=2/3 m/s

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posted by MathMate

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