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A spool of mass and radius lies on an inclined plane as shown in figure. A light thread is wound around the connecting tube of the spool and its free end carries a weight of mass . The value of so that system is in equilibrium is
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Verified Answer
The correct answer is:
Equilibrium of give
( = Tension in string)
Net torque about point of contact of the spool should be
zero. Hence,
or
or
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