The small particle is released from P. As it reaches Q its KE becomes K. The force exerted by it on hemisphere at Q is

The small particle is released from P. As it reaches Q its KE becomes

1.	The small particle is released from P. As it reaches Q its KE becomes K. The force exerted by it on hemisphere at Q is
Answer» `(K)/(R )` `(2K)/(R )` `(3K)/(R )` `(3K)/(2R )` ANSWER :C