A grinding wheel is in the form of a uniform solid disk of radius 6.92 cm and mass 2.08 kg. It starts from rest and accelerates uniformly under the action of the constant torque of 0.599 N. m that the motor exerts on the wheel. (a) How long does the wheel take to reach its final operating speed of 1 190 rev/min? (b) Through how many revolutions does it turn while accelerating? rev

Principles of Physics: A Calculus-Based Text
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Chapter10: Rotational Motion
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A grinding wheel is in the form of a uniform solid disk of radius 6.92 cm and mass 2.08 kg.
that the motor exerts on the wheel.
(a) How long does the wheel take to reach its final operating speed of 1 190 rev/min?
S
(b) Through how many revolutions does it turn while accelerating?
rev
starts from rest and accelerates uniformly under the action of the constant torque of 0.599 N • m
Transcribed Image Text:A grinding wheel is in the form of a uniform solid disk of radius 6.92 cm and mass 2.08 kg. that the motor exerts on the wheel. (a) How long does the wheel take to reach its final operating speed of 1 190 rev/min? S (b) Through how many revolutions does it turn while accelerating? rev starts from rest and accelerates uniformly under the action of the constant torque of 0.599 N • m
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