What will a medium-mass star become at the very end of its life cycle? A. a red giant
B. a black hole
C. a white dwarf
D. a neutron star

Debbie places two shopping carts in a cart corral she pushes the first cart which then pushes a second cart what force is being exerted

Find the magnetic field a distance r from the center of a long wire that has radius a and carries a uniform current per unit area j in the positive z direction.

A2.0 μf capacitor and a 4.0 μf capacitor are connected in series across a 0.827-kv potential. the charged capacitors are then disconnected from the source and connected to each other with terminals of like sign together. find the voltage across each capacitor.