When a ferromagnetic material goes through a hysteresis loop, its theremal energy is increased. Where does this energy come from?

When a ferromagnetic material goes through a hysteresis loop, the magnetic susceptibility

Where does tissue fluid come from?

Where does the word tax taxonomy come from?

When you push your bicycle up on an incline the potential energy of the bicycle and yourself increses. Where does this energy come from?

If the nucleons of a nucleus are separated from each other, the total mass is increased. Where does this mass come from?

When a metal wire elongates by hanging a load on it, the gravitational potential energy is decreased. What does that mean?

Where does the signal in your cell phone come from ?

When a current passes through a resistor, its temperature increases. Is it an adiabatic process?

By evaluating int i^(2)Rdt ,show that when a capacitor is charged by connecting it to a battery through a resistor,the energy dissipated as heat equals the energy stored in the capacitor.

When a Coolidge tube is operated for some time it becomes hot. Where does the heat come from?