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Textbook Expert
Textbook ExpertVerified Tutor
3 Nov 2021

Given information

The weight of the chain is given to be  25 lb and the length of the chain is 10 ft.

Step-by-step explanation

Step 1.

obtain the weight per unit length of the chain.

 

Consider an infinitesimally small element of length   having a weight   at a distance   below the mid-point of the rope reaches a position which is at a distance   above the midpoint of the rope. So, it will have risen by a distance .

 

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