8. When a grinder is switched on, a 1.75 kg, 22.0 cm diameter grinding wheel (disk) uniformly accelerates to 350 revolutions per minute (rpm) in 5.42 seconds. What is the angular acceleration of the grinding wheel? rad/s How many revolutions does the wheel make during this 5.42 seconds? What is the torque supplied by the motor to the grinding wheel during this time? N•m
8. When a grinder is switched on, a 1.75 kg, 22.0 cm diameter grinding wheel (disk) uniformly accelerates to 350 revolutions per minute (rpm) in 5.42 seconds. What is the angular acceleration of the grinding wheel? rad/s How many revolutions does the wheel make during this 5.42 seconds? What is the torque supplied by the motor to the grinding wheel during this time? N•m
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Transcribed Image Text:8. When a grinder is switched on, a 1.75 kg, 22.0 cm diameter grinding wheel (disk) uniformly
accelerates to 350 revolutions per minute (rpm) in 5.42 seconds. What is the angular
acceleration of the grinding wheel?
rad/s How many revolutions does the wheel
make during this 5.42 seconds?
What is the torque supplied by the motor to the
grinding wheel during this time?
N•m
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