1.

A string of 7 m length has a mass of 0.035 kg. If tension in the string is 60.5 N, then speed of a wave on the string is [CBSE PMT 2001]

A. 77 m/s
B. 102 m/s
C. 110 m/s
D. 165 m/s
Answer» D. 165 m/s


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