InterviewSolution
Saved Bookmarks
InterviewSolution
| 1. |
Work and energy key points of this lesson |
|
Answer» I think Work and Energy have same S.I unit that is joul that may consider one reason for this. Work always succed my enerygy Work:\xa0When a force acts on an object and the object shows displacement, the force has done work on the object.Two conditions need to be satisfied for work to be done:(i) A force should act on object(a) The object must be displacedWork = Force x Displacement Unit of workdone = Joule = Newton x metre 1 Joule work is said to be done when 1 Newton force is applied on an object and it shows the displacement by 1 meter.EnergyThe capacity of a body to do work is called the energy of the body.Unit of energy = Joules 1KJ = 1000 JForms of Energy:\xa0The various forms of energy are potential energy, kinetic energy, heat energy, chemical energy, electrical energy and light energy. |
|