A massive pulley (M=2.8 kg, r=0.22) rotates about a frictionless axle. A string is wrapped around the pulley and attached to a mass (m=2.7 kg). If the mass is released from rest, what is the angular acceleration of the pulley? Show your work starting from first principles, e.g. Newton's 2nd law, Work-Energy theorem, etc...

A massive pulley (M=2.8 kg, r=0.22) rotates about a frictionless axle. A string is wrapped around the pulley and attached to a mass (m=2.7 kg). If the mass is released from rest, what is the angular acceleration of the pulley? Show your work starting from first principles, e.g. Newton's 2nd law, Work-Energy theorem, etc...

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter12: Rotation I: Kinematics And Dynamics

Section: Chapter Questions

Problem 33PQ: Consider again the two wind turbines in Problem 32. a. At what point along the 40-m blade would the...

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