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A string of mass 2.5 kg is under a tensi...

A string of mass 2.5 kg is under a tension of 200 N The length of the stretched string is 20 m. If the transverse jerk is struck at one end of the string, the disturbance will reach the other end in

A

1 s

B

0.5 s

C

2S

D

data given is insufficient

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