A hollow spherical shell with mass 1.80 kgkg rolls without slipping down a slope that makes an angle of 38.0degrees with the horizontal.   A. Find the magnitude of the acceleration acmacm of the center of mass of the spherical shell. Take the free-fall acceleration to be gg = 9.80 m/s2m/s2 .   B.Find the magnitude of the frictional force acting on the spherical shell. Take the free-fall acceleration to be gg = 9.80 m/s2m/s2 .

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