What is the SI unit of energy?
Answers
Energy
✴Energy of a body is its capacity to do work.
✴SI unit of energy = joule (J)
✴It has many forms -- Mechanical energy, heat energy, light energy , electrical energy , magnetic energy, chemical energy, sound energy, nuclear energy and solar energy
✴Mechanical energy is divided into two parts -- kinetic energy and potential energy
✴The energy possessed by a body by virtue of its motion is called its kinetic energy
✴The energy possessed by a body by virtue of its position and configuration is called its potential energy
✴Energy can neither be created nor destroyed
✴The Total energy of the universe remains constant
✴Energy can be transformed from one form to another
✴The sun is the ultimate source of energy
✴The work done on a system gets stored in it in the form of energy. Work = Energy