Two uniform rods of equal length but different masses are rigidly joined to form an L-shaped body, which is then pivoted as shwon. If in equilibrium, the body is in the shown configuration, ratio `M//m will be

Options

A. `sqrt(2)`
B. 2
C. `sqrt(3)`
D. 3

Answer

B

Explanation

The person will be able to catch the ball if the horizontal component of the velocity of the ball is equal to the speed of person
`therefore " "ucos theta =(u)/(2)`
`cos theta =(1)/(2)`
`theta = 60^(@)`