A fixed 0.15-kg solid-disk pulley with a radius of 0.075 m is acted on by a net torque of 6.4 m ∙ N. What is the angular acceleration of the pulley?
Answer to relevant QuestionsWhat net torque is required to give a uniform 20-kg solid ball with a radius of 0.20 m an angular acceleration of 20 rad/s2? A bowling ball with a radius of 15.0 cm travels down the lane so that its center of mass is moving at 3.60 m/s. The bowler estimates that it makes about 7.50 complete revolutions in 2.00 seconds. Is it rolling with-out ...A ball of radius R and mass Mrolls down an incline of angle . (a) For the ball to roll without slipping, should the tangent of the maximum angle of incline be equal to (1) 3 μs/2, (2) 5 μs/2, (3) 7 μs/2, or (4) 9 μs/2? ...Estimate the ratio of the translational kinetic energy of the Earth as it orbits the Sun to the rotational kinetic energy it has about its N– S axis. A hollow, thin-shelled ball and a solid ball of equal mass are rolled up an inclined plane (without slipping) with both balls having the same initial velocity at the bottom of the plane. (a) Which ball rolls higher on the ...
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