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A steel rope has length L area of cross-...

A steel rope has length L area of cross-section A young's modulus Y [density =d] (i) it is pulled on a horizotnal fritionless floor with a constant horizontal force `F=|dALg|//2` applied at one end find the strain at the midpoint.
(ii). If the steel rope is vertical and moving with the force acting vertically up at the upper end find the strain at distance L/3 from lowerr end.

Text Solution

Verified by Experts

The correct Answer is:
(i). `(dgL)/(4Y)`
(ii). `(dhL)/(6Y)`
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