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What is Energy?
in GEAS by engr III (10.4k points) | 53 views

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1. Energy is the capacity for doing work. Some common forms of energy are electrical, mechanical, and chemical. Symbol, W. Common units: joule, watt-hour, and kilowatt-hour.

See also, CONSERVATION OF ENERGY, KINETIC ENERGY, and POTENTIAL ENERGY.

2. It is the work performed by electric power. The unit used by utility companies is the kilowatt-hour (kWh), equal to the product Pt, where P is power in kilowatts and t is the period (hours) during which the power is used.

by engr III (10.4k points)

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