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Distinguish Between Electric Power and Electrical Energy. State Their Units. Give the Other Name of Kwh. - Physics

Numerical
Distinguish between electric power and electrical energy. State their units. Give the other name of kWh.
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Solution

Electrical energy is defined as the total amount of work done to maintain current in a circuit in a given time. Its SI unit is joule.

The rate at which electrical energy is consumed per unit time is called electrical power. It is denoted by P. i.e., Its SI unit is watt.

Electrical power = `"Electrical energy"/"time"`

The other name of kWh is Board of Trade Unit (BOTU).

Concept: Electrical Energy and Power
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APPEARS IN

Frank ICSE Class 10 Physics Part 2
Chapter 4 Current Electricity
Exercise 4.2 | Q 2 | Page 187
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