2 kg disk of radius 0.4 m , free to rotates about its center, is accelerated from rest using force F applied along the t
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2 kg disk of radius 0.4 m , free to rotates about its center, is accelerated from rest using force F applied along the t
2 kg disk of radius 0.4 m , free to rotates about its center, is accelerated from rest using force F applied along the tangent for 1 min. If it rotates through an angle of 40 rad during this time, determine the magnitude of the applied force. (b)Small marble of mass m is placed on top of a frictionless hemisphere of radius R. The marble is given initial speed of Vo as shown in the diagram. Determine the normal force acting on the marble at B ,after it rotates through angle o. Vo OB R
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