Wednesday
July 23, 2014

Homework Help: Physics

Posted by Joe on Sunday, April 6, 2014 at 4:56pm.

In the device a 50g mass is hung from a pulley and released. A disk is placed on the platform. The platform has a radius of 5cm.

The disk and platform go from rest to an angular velocity of 8.5rad/s in 2.5 seconds. What is the moment of inertia of the disk? What is its mass? Ignore the mass of the platform.

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