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Induction motor: Quiz


Question 1: An induction motor is sometimes called a rotating transformer because the stator (stationary part) is essentially the primary side of the ________ and the rotor (rotating part) is the secondary side.
TransformerInductorTransformer typesNikola Tesla

Question 2: Technological development in the field has improved to where a 100 ________ (74.6 kW) motor from 1976 takes the same volume as a 7.5 hp (5.5 kW) motor did in 1897.
Shoe sizeFuel oilISO/IEC 646Horsepower

Question 3: An ________ converts electrical power to mechanical power in its rotor (rotating part).
Electrical generatorElectric motorAC motorInduction motor

Question 4: ________ (VFD) can be of considerable use in starting as well as running motors.
Electric motorBrushed DC electric motorVariable-frequency driveAC motor

Question 5: The induction motor was first realized by Galileo Ferraris in 1885 in ________.

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