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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..

1 Answers

6
max fireball ·

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

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