February 21, 2017

Homework Help: Physics 203 ( College)

Posted by Kayla on Monday, April 4, 2011 at 11:56am.

A disk of radius 12 cm, initially at rest, begins rotating about its axis with a constant angular acceleration of 7.8 rad/s2. What are the following values at t = 4.0 s?

(a) the angular velocity of the disk

(b) the tangential acceleration at and the centripetal acceleration ac of a point at the edge of the disk
at =
ac =

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