Darrell Davie
Jun 8, 2011
To Spin A LP Turntable Physics Question?
An LP Turntable Must Spin At 3.51 Rad/s To Play A Record. How Much Torque Must The Motor Deliver If The Turntable Is To Reach Its Final Angular Speed In 1.6 Revolutions, Starting From Rest? The Turntable Is A Uniform Disk Of Diameter 30.5 Cm And Mass 0.24 Kg.
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