Question

. A uniform string of length 20m is suspended from a rigid support. A short wave pulse is introduced at its lowest end. It starts moving up the string. The time taken to reach the support is: (take g = 10 ms–2)

(1) 2 s

(2) 2√2 s

(3) √2s

(4) 2π√2 s

Explain it.......... don't post irrelevant answers...wil be reported..​

Answer 1

Refer to the attachment for solution

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Answer 2

Answer:

(2) 2√2 s

Explanation:

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