A grinding wheel is a uniform cylinder with a radius of 8.40 cm and a mass of 0.350 kg . a) Calculate its moment of inertia about its center. Express your answer with the appropriate units. b)Calculate the applied torque needed to accelerate it from rest to 2000 rpm in 8.00 s if it is known to slow down from 1250 rpm to rest in 52.5 s .
A grinding wheel is a uniform cylinder with a radius of 8.40 cm and a mass of 0.350 kg . a) Calculate its moment of inertia about its center. Express your answer with the appropriate units. b)Calculate the applied torque needed to accelerate it from rest to 2000 rpm in 8.00 s if it is known to slow down from 1250 rpm to rest in 52.5 s .
Physics for Scientists and Engineers with Modern Physics
10th Edition
ISBN:9781337553292
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter10: Rotation Of A Rigid Object About A Fixed Axis
Section: Chapter Questions
Problem 15P: A grinding wheel is in the form of a uniform solid disk of radius 7.00 cm and mass 2.00 kg. It...
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A grinding wheel is a uniform cylinder with a radius of 8.40 cm and a mass of 0.350 kg .
a) Calculate its moment of inertia about its center.
Express your answer with the appropriate units.
b)Calculate the applied torque needed to accelerate it from rest to 2000 rpm in 8.00 s if it is known to slow down from 1250 rpm to rest in 52.5 s .
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