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Electrician
Electrician Set-1
Single Phase Motors
61

Single Phase Motors MCQ - Electrician (Set-1) with Answers

61) The position of shaded ring with respect to main pole of the shaded pole motor determines

speed of motor

direction of rotation

efficiency

torque

Answer is:

direction of rotation

Single Phase Motors MCQ - Electrician (Set-1) with Answers

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Related Single Phase Motors MCQ - Electrician (Set-1) with Answers

62) In shaded pole single phase motor the revolving field is produced by

capacitor

regulator

shading ring

winding

Answer is:

shading ring

63) In repulsion start induction run motors, while the motor is running the brushes will

be lifted from commutator and are shorted through a mechanism

be lifted from commutator and the commutator is shorted by a mechanism

remain on commutator with their terminals shorted

remain on commutator and AC supply is connected through a mechanism

Answer is:

be lifted from commutator and the commutator is shorted by a mechanism

64) Current drawn from the supply type by a permanent capacitor motor will be

lagging the voltage by less than 90 degree

lagging the voltage by 90 degree

leading the voltage by 90 degree

inphase with the voltage

Answer is:

lagging the voltage by less than 90 degree

65) The direction of rotation of a permanent capacitor motor can be reversed by interchanging the

centrifugal switch terminals

auxiliary winding terminals

capacitor terminals

supply terminals

Answer is:

auxiliary winding terminals

Single Phase Motors MCQ - Electrician (Set-1) with Answers

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