define power and it's SI unit...
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power is ability to do work
s.i unit of power is watt
s.i unit of power is watt
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the rate of doing work is power this is also the rate of conservation of energy it's also termed as electric power the power is given by be equal to we are the s i unit of electric power is what it is the power consumed by a device that carries 1 a of current when operated at a potential difference of 1 be the one w is equal to 1 volt into 1 ampere equal to one way the unit what is very small therefore is actual practice we use a much larger unit called kilowatt is equal to 1000 words since electrical energy is the product of power time the unit of electrical energy there for what are when water is the energy consumed when 1 watt of power is used for 1 hours the commercial unit of electrical energy is scalar what are commonly known as unit
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