Published 11.05.2018 on subject Physics by Guest

Light bulbs convert electrical energy to light and heat energy. We use the light energy to give light to our homes. Can the heat energy also be used to do work?

A- Yes, heat energy is very useful for doing work; we should capture it and use it more often in order to save energy.

B- No, heat energy is not very useful for doing work.

C- Yes, heat energy is especially useful because it increases over time.