Question

A hollow sphere has radius 6.4 m. what is the minimum velocity required by a motor
cyclist at bottom to complete the circle.​

Answer 1

Answer:

$V_{min}$ = 17.71 m/s

Explanation:

Minimum velocity required by the motorcyclist at the bottom to complete the circle, $V_{min}$ =$\sqrt{5rg}$

= $\sqrt{5*6.4*9.81}$

= 17.71 m/s