The vafcie of transformation ratio of an induction motor can be found by Options: A . &nbspOpen-circuit test only B . &nbspShort-circuit test only C . &nbspStator resistance test D . &nbspNone of the above

The vafcie of transformation ratio of an induction motor can be found by

Question

The vafcie of transformation ratio of an induction motor can be found by

Options:

A . Open-circuit test only

B . Short-circuit test only

C . Stator resistance test

D . None of the above

Answer: Option B

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Question 1. An induction motor is identical to....

Question 2. The no-load speed of a 3-phase, 4-pole induction motor connected to a 3-phase, 50-Hz supply is expected to be ?rpm....to a 3-phase, 50-Hz supply is expected to be ?rpm.

Question 3. Which statement regarding double squirrel-cage induction motor (DSCIM) is false?....

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Question 6. A 400-kW, 3-phase, 440-V, 50-Hz induction motor has a speed of 950 r.p.m. on full-load. The machine has 6 poles. T....has 6 poles. The slip of the machine will be

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Question 8. In a 34 induction motor, reactance under running conditions is less than its standstill value because of decrease ....is less than its standstill value because of decrease in

Question 9. The crawling in an induction motor is caused by....

Question 10. For starting a Schrage motor, 34 supply is connected to....

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