Power Supplies & Circuit Protection

Power refers to the energy that is converted or transferred per unit time. It is the rate at which energy is transferred or work is done. The standard unit of power is watt, which goes by the symbol “W”. It is named after James Watt, a Scottish industrialist and inventor. One watt is equivalent to one joule of completed work per second. Power is measured in two ways: average and instantaneous. Read more

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