Q. A cone and a hemisphere have the same radius and equal volumes. The height of the cone is:
✅ Correct Answer: (B)
2r
Explanation: (1/3)πr²h=(2/3)πr³ ⇒ h=2r.
Explanation by: Krishna Sharma
(1/3)πr²h=(2/3)πr³ ⇒ h=2r.