Question

please reply Tomorrow is my exam​

Answer 1

Answer:

W = $\frac {mgL}{50}$

Explanation:

Length of hanging chain is L/5 , and mass of hanging chain is M=m/5

The center of mass of hanging chain is at h = (L/5) / 2 => L/10 from table top.

W = Mgh = (m/5) * g * (L/10)

W = $\frac {mgL}{50}$

*i took capital L instead of small one to avoid confusion bw L, 1 and I. *

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Answer 2

Answer:

insta I'd is heart_hacker713