The "Back Emf" of a Motor Refers to a Source

question 10

Multiple Choice

The "back emf" of a motor refers to a source of voltage that

• A)occurs when the motor runs backwards.
• B)occurs when the motor is used as a generator.
• C)is biggest when the current through the motor is biggest.
• D)is biggest when the motor turns fastest.

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Definitions:

Odds

A measure of the likelihood of an event occurring, typically expressed as the ratio of the event to the non-event.

Primate Exhibit

A display or enclosure in zoos or museums designed to house primates in an environment that mimics their natural habitat as closely as possible.

Odds

The ratio of the probability of an event occurring to the probability of it not occurring.

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Women who choose to not participate in the labor force in order to stay home and take care of their children.