What is the mechanical advantage of a wedge that is 2 inches at its widest part and has a sloped side with a length of 10 inches?
a. 0.2b. 5c. 8d. 20

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

How much energy is supplied to each coulomb of charge that flows through a 12-v battery?

Aball is thrown vertically upwards from the top of a tower with a speed of 100m/s.it strikes the pound near the base of the tower after 25sec . the height of the tower is