Work power and energy pls try

BITSAT 2015 Discussion Forum › Mechanics questions › Work power and energy pls try

An inextensible rope tied to the axle of a wheel of mass m and radius r is pulled in the horizontal direction in the plane of the wheel. the wheel rolls without jumping over a grid consisting parallel horizontal rods arranged at a distance l from one another (l<<r) Determine the average tension T of the rope at which the wheel moves at a constant velocity v, assuming the mass of the wheel concentrated at its axle..

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1 Answers

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max fireball ·2010-04-22 05:01:11

The ans is given as
T= (mv²l)/2r². [1+(gl²/4rv²)] which is approximately =(mv²l)/2r²..

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Basic Integral Calculus Operators Symbols Matrix Cases

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