What kind of energy is stored in a dam?

What kind of energy is stored in a spring?

What type of energy is stored in the following cases? An object at a certain height.

What kind of energy is possessed by the following and why? a wound spring of a clock

What kind of energy is possessed by the following and why? wind - mill

What kind of energy is possessed by the following and why? a bullet fired from a gun.

What kind of energy is possessed by the following and why? a stretched bow

An air capacitor of capacitance 2muF is charged to a potential 200 V. What is the energy stored in it? If a medium of dielectric constant 2 is inserted between its plates and the potentials is raised again to the same value, what is the amount of energy, it would store?

A capacitor charged form a 50 V d.c. supply is found to have a charge of 10muC . What is the capacitance of the capacitor and how much energy is stored in it?

In what form is the energy stored in a charged capacitor?

Prove that the total energy stored in a parallel combination of capacitors is equal to the sum of energies stored in the individiual capacitors.