best answer > What is efficiency in electricity?- QuesHub | Better Than Quora
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  • Benjamin Gonzales——Works at the World Health Organization, Lives in Geneva, Switzerland.

    The efficiency of an entity (a device, component, or system) in electronics and electrical engineering is defined as useful power output divided by the total electrical power consumed (a fractional expression), typically denoted by the Greek small letter eta (-- -C ?-Ӧ-).read more >>
    +119962023-06-21 12:15:00

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