Question

wheel is spinning with angular speed 8.6 radian/sec.small fractional force on shaft causes a constant angular deacceleration and wheel come to rest in 192 sec.what is angular acceleration and total angle turned during the slow down

Oct 31, 2014

bobpursley

wf=wi+alpha*time

solve for alpha

displacement=wi*time-1/2 alpha*time^2

Oct 31, 2014

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