Friday
April 18, 2014

Homework Help: physics

Posted by larry on Wednesday, June 24, 2009 at 11:23pm.

A girl of mass 60 kg throws a ball of mass 0.8 kg against a wall. The ball strikes the wall
horizontally with a speed of 11 m/s, and it bounces back with this same speed. The ball is in contact
with the wall 0.05 s. What is the average force exerted on the wall by the ball?

A) 6600 N B) 26,400 N C) 13,200 N D) 180 N E) 350 N

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Physics - A girl of mass 55 kg throws a ball of mass 0.8 kg against a wall. The...
physics - A 2.42 kg steel ball strikes a massive wall at 11.7 m/s at an angle of...
Physics URGENT!!! - A 4.02 kg steel ball strikes a massive wall at 11.8 m/s at ...
physics - A 3.56-kg steel ball strikes a massive wall at 10.0 m/s at an angle of...
physics - A 3.56-kg steel ball strikes a massive wall at 10.0 m/s at an angle of...
physics - 1. A 3.25 kg steel ball strikes a wall with a speed of 10.0 m/s at an ...
physics - A 1 kg steel ball strikes a wall with a speed of 9.99 m/s at an angle ...
physics - A 1 kg steel ball strikes a wall with a speed of 9.99 m/s at an angle ...
Physics - A 2 kg steel ball strikes a wall with a speed of 8.15 m/s at an angle ...
physics - A 2.80 kg steel ball strikes a massive wall at 12.8 m/s at an angle of...

Search
Members