Question
A wheel has an initial clockwise angular velocity of 12 rad/s and a constant acceleration of 5 rad/s^2. a) Determine the number of revolutions it
A wheel has an initial clockwise angular velocity of 12 rad/s and a constant acceleration of 5 rad/s^2.
a) Determine the number of revolutions it must undergo to acquire a clockwise angular velocity of 18 rad/s.
b) What time is required?
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Answer give w 12 rads a 5 rads2 a wo 2 w2 2as so 182 122 2 x 5 x s so s 18 rad 2pi ...
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Vector Mechanics for Engineers Statics and Dynamics
Authors: Ferdinand Beer, E. Russell Johnston, Jr., Elliot Eisenberg, William Clausen, David Mazurek, Phillip Cornwell
8th Edition
73212229, 978-0073212227
