Sound WavesHard
Question
A boat at anchor is rocked by wave whose crests are 100m apart and velocity is 25 m/sec. The boat bounces up once in every :
Options
A.2500s
B.75s
C.4s
D.0.25s
Solution
Wavelength is distance between two crest.
λ = 100m.     v = 25
n =
T =
= 4 sec
λ = 100m.     v = 25
n =
T =
= 4 secCreate a free account to view solution
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