A round uniform body of mass M and radius R rolling down a ramp that slopes at an angle 0.a)what is the linear acceleration of the rolling body?b)what is the frictional force? Solution: ∑F=Mgsm0-f=Ma ∑x=fR=Imp=Icm R a=- gsin 0 1+Ion/MR2 sin 0 A round uniform body of mass M and radius R rolling down a ramp that slopes at an angle θ.a) what is the linear acceleration of the rolling body? b) what is the frictional force? Solution: F  Mg sin   f s  Ma R a f R I I   s  cm  cm 2 1 / sin I MR g a  cm   cm cm s MR I a Mg R I f 1 / sin 2 2    