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A hollow sphere is rolling without slipping across the floor at a speed of 6.1 m/s...

A hollow sphere is rolling without slipping across the floor at a speed of 6.1 m/s when it starts up a plane inclined at 43° to the horizontal.

(a) How far along the plane (in m) does the sphere travel before coming to a rest?

(b) How much time elapses (in s) while the sphere moves up the plane?

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