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

An inclined track ends is a circular loop of diameter D. From what hei

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