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Electrician
Electrician Set-1
Single Phase Motors
74

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

74) The capacitor start capacitor run motors have lesser efficiency and cannot take overloads. To avoid these problems capacitors of :

one large value used

one low value used

one medium value used

one larger and one low value used

Answer is:

one large value used

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

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

75) The permanent capacitor motor is most commonly used in

compressors

blowers

ceiling fans

washing machine

Answer is:

ceiling fans

76) In a permanent capacitor motor, the capacitor is in series with

starting winding

running winding

supply

starting and running winding

Answer is:

starting winding

77) The purpose of the capacitor used in single phases motor is to

increase starting torque of the motor

split the phases for producing the rotating magnetic field

reduce the noise of the water

protect the motor from overload

Answer is:

split the phases for producing the rotating magnetic field

78) The application of resistant start induction run motor is

refrigerator

hair dryers

electric clocks

washing machine

Answer is:

washing machine

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

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