# Physics

posted by Angel

A 2.7 kg ball strikes a wall with a velocity of
7.6 m/s to the left. The ball bounces oﬀ with
a velocity of 5.2 m/s to the right.
If the ball is in contact with the wall for
0.23 s, what is the constant force exerted on
the ball by the wall?

1. Damon

change in momentum / time

= 2.7(7.6+5.2)/.23

## Similar Questions

1. ### physics

A 2.50 kg ball strikes a wall with a velocity of 10.0 m/s to the left. The ball bounces off with a velocity of 4.5 m/s to the right. If the ball is in contact with the wall for 0.10 s, what is the constant force exerted on the ball …
2. ### physics

A 2.50 kg ball strikes a wall with a velocity of 10.0 m/s to the left. The ball bounces off with a velocity of 4.5 m/s to the right. If the ball is in contact with the wall for 0.10 s, what is the constant force exerted on the ball …
3. ### Physics

A 1.5 kg ball strikes a wall with a velocity of 7.9 m/s to the left. The ball bounces off with a velocity of 6.7 m/s to the right. If the ball is in contact with the wall for 0.21 s, what is the constant force exerted on the ball by …
4. ### Physics

A 1.5 kg ball strikes a wall with a velocity of 7.9 m/s to the left. The ball bounces off with a velocity of 6.7 m/s to the right. If the ball is in contact with the wall for 0.21 s, what is the constant force exerted on the ball by …
5. ### Physics

A 2.5kg ball strikes a wall with a velocity of 8.5m/s to the left. The ball bounces off the wall with a velocity of 7.5m/s to the right. If the ball is in contact with the wall for .25s, what is the constant force exerted on the ball …
6. ### physics

A 2.7 kg ball strikes a wall with a velocity of 7.8 m/s to the left. The ball bounces off with a velocity of 6.6 m/s to the right. If the ball is in contact with the wall for 0.19 s, what is the constant force exerted on the ball by …
7. ### Physics

A 2.9 kg ball strikes a wall with a velocity of 7.5 m/s to the left. The ball bounces off with a velocity of 6.3 m/s to the right. If the ball is in contact with the wall for 0.20 s, what is the constant force exerted on the ball by …
8. ### Physics

A 3.6 kg ball strikes a wall with a velocity of 9.3 m/s. The ball bounces off with a velocity of 7.9 m/s in the opposite direction. If the ball is in contact with the wall for 0.4 seconds, what is the constant force exerted on the …
9. ### Physics

A 1.7 kg ball strikes a wall with a velocity of 7.7 m/s to the left. The ball bounces off with a velocity of 6.5 m/s to the right. If the ball is in contact with the wall for 0.17 s, what is the constant force exerted on the ball by …
10. ### physics

A 3.3 kg ball strikes a wall with a velocity of 8.4 m/s to the left. The ball bounces oﬀ with a velocity of 6.8 m/s to the right. If the ball is in contact with the wall for 0.27 s, what is the constant force exerted on the …

More Similar Questions