Question

a steel ball of mass 3kg strikes a wall with a speed of 10m/s at angle 30 with the surface it rebounce iff with same speed and angke shown if the ball is in contact with wall for 200ms calculate average force exerted by thecwall on the ball ​

Answer 1

Hey!!!

______________

acceleration produced = 10/0.2= 50×cos60

=50/2

F=m×a

=3×50/2=150/2=75N  

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Answer 2

Answer is 75 Newton...