A 2.65-kg grinding wheel is in the form of a solid cylinder of radius 0.100 m. Part A What constant torque will bring it from rest to an angular speed of 1200 rev/min in 2.5 s? Express your answer with the appropriate units.   Part B Through what angle has it turned during that time? Part c.Use equation W=τz(θ2−θ1)=τzΔθto calculate the work done by the torque. Express your answer with the appropriate units. Part D What is the grinding wheel’s kinetic energy when it is rotating at 1200 rev/min?Express your answer with the appropriate units. Part E Compare your answer in part (D) to the result in part (C). Compare your answer in part (D) to the result in part (C).The results are the same.The results are not the same.

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Torque

Torque is the rotational equivalent of linear force in physics and mechanics. Based on the course of study, it is also known as the moment of force, rotational force, or turning effect.