Question

A body initially at rest and sliding along a frictionless track from a height h (as shown in the figure) just completes a vertical circle of diameter AB = D. The height h is equal to

• A. $\frac{3}{2}D$
• B. $\frac{7}{5}D$
• C. D
• D. $\frac{5}{4}D$

Answer 1

Answer: (D)

$\frac{5}{4}D$

Answer 2

The correct option is (D): $\frac{5}{4}D$