November 28, 2015

Homework Help: Physics

Posted by dallas on Tuesday, April 2, 2013 at 6:18pm.

A constant torque of 22.9 Nm is applied to a grindstone whose moment of inertia is 0.168 kgm2. Using energy principles, and neglecting friction, find the angular speed after the grindstone has made 17.1 rev, assuming it started
from rest.
Answer in units of rev/s

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