A body of mass M hits normally a rigid wall with velocity V and bounces back with the same velocity. The impulse experienced by the body is

(a) M V

(b) 1.5 M V

(c) 2 M V

(d) zero

7 views

2 Answers

Impulse |J| = |Δp|

= Mv - (- Mv)

 = 2 Mv

7 views

Correct option (c) 2 M V

Explanation:

Impulse = Change in linear momentum

= MV -(-MV) = 2 MV
7 views