A man generates a symmetrical pulse in a string by moving his hand up and down At t 0 the point in his hand moves downward The

Question

A man generates a symmetrical pulse in a string by moving his hand up and down At t 0 the point in his hand moves downward The pulse travels with speed of 3 m s on the string his hands passes 6 times in each second from the mean position Then the point on the string at a distance 3m will reach its upper extreme first time at time t 1 1 25 sec Jution Frequency of wave Total time taken 2 3 3 3 3T 4 2 1 sec 3 T 1 s 3 VT 3 1 25 sec 3 13 12 sec 1m 4 none Ans 1

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