Question

a rigid ball of mass M strikes a rigid wall at 60 degree and get reflected without loss of speed as shown in the figure below the value of impulse imparted by the wall on the ball will be​

Answer 1

Answer:

Δp = 2mvcosθ

Δp = 2mvcos60

Δp = 2mv/2

Δp = mv

Answer 2

Answer:

Explanation:

Please see in the image given below