Consider a track with two carts of unequal mass, the cart with mass, m, is moving and the cart with mass, M, is sitting still. Draw what the situation of the two carts after the collision and explain your reasoning in the space provided.

The magnetic field inside a superconducting solenoid is 4.50 t. the solenoid has an inner diameter of 6.20 cm and a length of 26.0 cm. determine (a) the magnetic energy density in the field and (b) the energy stored in the magnetic field within the solenoid.

Astep up transformer has 250 turns on its primary and 500 turns on it secondary. when the primary is connected to a 200 v and the secondary is connected to a floodlight that draws 5a, what is the power output? show all of your work.

What is an electric motor? explain its operation. 2-3 sentence