How much work must be done on the hoop to stop it

Reference no: EM1351770

Q. A cord connected at one end to a block which can slide on an inclined plane has its other end wrapped around a cylinder resting in a depression at the top of the plane. Determine the speed of the block after it has traveled 1.80 along the plane, starting from rest.

Assume there is no friction.

Assume the coefficient of friction between all surfaces is = 3.00×10-2.

Q. A 160 kg hoop rolls along a horizontal floor so that the hoop's center of mass has a speed of 0.180 m/s. How much work must be done on the hoop to stop it?

Reference no: EM1351770

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