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Find minimum value of F applied perpendi...

Find minimum value of F applied perpendicular to line OP where O is centre of ball of mass m and radius R required to lift ball (a

A

(mg(2aR +(a^2))^1/2)/R

B

(mg(2aR -(a^2))^1/2)/R

C

(mg(2aR -(a^2))^1/2)/a

D

(mg(2aR +(a^2))^1/2)/a

Text Solution

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The correct Answer is:
B
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