Potential energy

A small ball has a mass of 5.0 x 10-8 kg and a charge of 0.0 x 10-5 C. It enters a box with an initial speed of 1.2 x 104 m/s. The point where the charge leaves the box is at a voltage 350 kV... more

Dart hits wheel. In terms of m, M, v0, and R (of wheel), find:   A) angular speed of wheelB) ratios of initial and final kinetic energies

Question: At a water park, Hugo climbs a 15.00m springboard, in 22.00s, to execute his famous THUNDER CANNON BALL. Hugo jumps up at 6.000m/s [up] off the end of the diving board and propels his... more

A long spring is stretched by 2cm. Itspotential energy is V. If the spring is stretchedby 10cm, its potential energy would be______

A cup is on its side. inside the cup is a double A battery. An object hits the cup forcing the cup to roll. As the cup rolls the batter rolls out. What is the energy transfer of the battery rolling... more

A 5g apple is thrown straight upward with an initial velocity of 20 m/s @ a point of 1.5m height from ground. Ignoring air friction, find:   a. Total mechanical energy of the apple at initial... more