An inclined track ends in a circular loop of diameter 'D'. From what height on the track a particle should be released so that is completes that loop in the vertical plane?

An inclined track ends in a circular loop of diameter 'D'. From what h

1.	An inclined track ends in a circular loop of diameter 'D'. From what height on the track a particle should be released so that is completes that loop in the vertical plane?
Answer» `(5D)/(2)` `(2D)/(5)` `(5D)/(4)` `(4D)/(5)` Answer :C