Homework Statement
a ball having a mass of 150 g strikes a wall with a speed of 5.2 m/s and rebounds with only 50% of its initial kinetic energy. what is the magnitude of the impulse on the wall from the ball?
Homework Equations
I=Ft
I=ΔP
KE= 1/2 m v^2
The Attempt at a Solution...
Homework Statement
In a railroad accident, a boxcar weighing 200 kN and traveling at 3.00 m/s on a horizontal track slams into a stationary caboose weighing 400 kN. The collision connects the caboose to the boxcar. How much energy is transferred from kinetic energy to other forms of energy in...