A vertical spring with force constant k is fixed on a table. A ball of mass m at a height h above the free upper end of the spring falls vertically on the spring so that the spring is compressed by a

Question

A vertical spring with force constant k is fixed on a table. A ball of mass m at a height h above the free upper end of the spring falls vertically on the spring so that the spring is compressed by a distance d. The net work done in the process
is

Accepted Answer

$mg(h + d) - \frac{1}{2}kd^2$

Answer

$mg(h - d) - \frac{1}{2}kd^2$

Answer

$mg(h - d) + \frac{1}{2}kd^2$

Answer

$mg(h + d) + \frac{1}{2}kd^2$

AIPMT PRELIMS 2007 Physics Conservation of Energy MCQ Question

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