The power factor
Example: Power factor measures efficiency of electrical system usage
Definition
"The power factor" is a measure that indicates the efficiency with which electrical power is used in a system, representing the ratio of real power flowing to the load to apparent power in the circuit, typically expressed as a number between 0 and 1.
Etymology
The term "the power factor" originates from electrical engineering, where 'power' refers to the rate of doing work or energy transfer, and 'factor' denotes a component or element that contributes to a result. Together, they describe a key measure that factors into the efficiency of power usage in electrical systems.
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"The power factor" appears in the Vocaplus list "English - Energy - (A1-C2) - set 1", containing 110 commonly used words.
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