1.

A boat at anchor is rocked by waves whose crests are 100 m apart and velocity is 25 m/sec. The boat bounces up once in every

Answer»

2500 s
75 s
4 s
`0.25 a`

Solution :We KNOW, `v = (lamda)/(T) IMPLIES T =(lamda)/(v) = (100)/(25) =4S `


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