Two balls undergo inelastic collision. the y-momentum after the collision is 98 kilogram meters/second, and the x-momentum after the collision is 100 kilogram meters/second. what is the magnitude of the resultant momentum after the collision?

Describe how the fermi level changes with donor level, temperature and contact with p and n type semiconductors

The image shows a pendulum in simple harmonic motion the pendulum starts at a and swing to e

In a heat engine if 1000 j of heat enters the system the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2000 j? 1. write the equation 2.list out your known variables 3.plug the numbers into the equations 4.solve 5.write your solution statement that includes initial energy and final