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A string of length 0.4 m and mass 10^(-2...

A string of length `0.4 m` and mass `10^(-2) kg` is clamped at one end . The tension in the string is `1.6 N`. The identical wave pulses are generated at the free end after regular interval of time , `Delta t` . The minimum value of `Delta t` , so that a constructive interference takes place between successive pulses is

A

0.05 s

B

0.10 s

C

0.20 s

D

0.40 s

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The correct Answer is:
B
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