Hello, I hope you are doing well
This problem can be solved by the following formula:
V = √ T/ m/l
so, time taken = 1/V = √ ml/√ T
Now, on putting the values of m, l and T we can find out the time taken:
Time taken = √1*10/√100
= 1/√ 10
= 0.316 seconds
Hope this helps
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