Year: 2018
Topic: Work, Energy, and Power
Time :
1. A body initially rest and along a frictionless track from a height h (asshown in the figure) just completes a vertical circle of diameter AB = D.The height h is equal to
(1). \(\frac{3}{2} D\)
(2). \(D\)
(3). \(\frac{7}{5} D\)
(4). \(\frac{5}{4} D\)
