A 100 g iron ball having velocity 10 m/s collides with a wall at an angle 30° and rebounds with the same angle. If the period of contact between the ball and wall is 0.1 seconds, then the force experienced by the wall is

Q: A 100 g iron ball having velocity 10 m/s collides with a wall at an angle 30° and rebounds with the same angle. If the period of contact between the ball and wall is 0.1 seconds, then the force experienced by the wall is

(a) 10 N

(b) 100 N

(c) 1.0 N

(d) 0.1 N

Ans: (a)