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A uniform ball of radius r rolls without...

A uniform ball of radius `r` rolls without slipping down from the top of a sphere of radius `R` Find the angular velocity of the ball at the moment it breaks off the sphere. The initial velocity of the ball is negligible.

A

`sqrt((10g(R +r))/(17r^2))`

B

`sqrt((10g(R - r))/(17r^2))`

C

`sqrt((10g(R +r))/(17))`

D

`sqrt((10(R +r))/(17))`

Text Solution

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The correct Answer is:
A
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