Rolling: a Ball Is Released from Rest on a No-Slip

question 12

Multiple Choice

Rolling: A 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 as shown in the figure. When the ball reaches its maximum height on the frictionless surface, it is

• A) at a greater height than when it was released.
• B) at a lesser height than when it was released.
• C) at the same height as when 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.

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