If you put ten joules of electric energy into an electric heater, out will come ten joules of heat. Is there any way in actual practice that you can get more than ten joules of heat from a device if your electric energy input is only ten joules?

A) No, this would violate the 0th law of thermodynamics.

B) No, this would violate the 1st law of thermodynamics.

C) No, this would violate the 2nd law of thermodynamics.

D) No, this would violate the 3rd law of thermodynamics.

E) Yes, many people own such a device.

Solution