Question

velocity of the ball will be
15
v = 20 m/s
V
30930
(Smooth horizontal surfa
(2)
(1) 10/3 m/s
(4)
40
13
(3)
m/s
11. A ball is moving With Speed 20 m/s collides with a smooth surface​

Answer 1

Explanation:

same, because no friction in smooth surface