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Standing waves are produced in a 10 m lo...

Standing waves are produced in a 10 m long stretched string. If the string vibrates in 5 segments and the wave velcoity is 20 m/s the frequency

A

10 Hz

B

5 Hz

C

4 Hz

D

2 Hz

Text Solution

Verified by Experts

The correct Answer is:
B
`L=5(lamda)/(2)rArr 10=5(lamda)/(2)rArr lamda=4m:. f=(v)/(lamda)=(20)/(4)`.
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