A polisher is started so that the fleece along the circumference undergoes a constant tangential acceleration of
Question:
A polisher is started so that the fleece along the circumference undergoes a constant tangential acceleration of 4 m/s2. Three seconds after a polisher is started from rest, small tufts of fleece from along the circumference of the 225-mm-diameter polishing pad are observed to fly free of the pad. At this instant, determine
(a) The speed v of a tuft as it leaves the pad,
(b) The magnitude of the force required to free a tuft if the average mass of a tuft is 1.6 mg.
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a a t constant uniformly acceleration motion Then v 0 a t t At t 3 s v 4 ms ...View the full answer
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Related Book For 
Vector Mechanics for Engineers Statics and Dynamics
ISBN: 978-0073398242
11th edition
Authors: Ferdinand Beer, E. Russell Johnston Jr., David Mazurek, Phillip Cornwell, Brian Self
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