A Uniform Ball Is Released from Rest on a No-Slip

A uniform ball is released from rest on a no-slip surface,as shown in the figure.After reaching its lowest point,the ball begins to rise again,this time on a frictionless surface.When the ball reaches its maximum height on the frictionless surface,it is

A) higher than when it was released.
B) lower than when it was released.
C) at the same height from which it was released.
D) It is impossible to tell without knowing the mass of the ball.
E) It is impossible to tell without knowing the radius of the ball.

Correct Answer:

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