Power, Energy, Work
Work
How to Calculate Work Done?
(W=FD)
Work Done(J)
= Force(N) x Distance(M)
SI UNIT= Newton Metre/Joule
(NM/J)
Power
What is Power?
1) The source of energy
 used to operate a machine 
 or other system.
2) The rate at which work is 
done or energy expended, 
per unit time.undefined
SI UNIT:
Watt (W)
Energy
What are the different form of Energy?
Potential, Kinetic, Nuclear, 
Sound, Light, Electrical, 
Chemical & Heat
SI UNIT:
Joule (J)
