Electrical Engineering Questions And Answers :: Single Phase Induction Motors: part3



Electrical Engineering : Single Phase Induction Motors QUESTIONS AND ANSWERS :: part3 : 1 to 5

Following Electrical Engineering Multiple choice objective type questions and answers will help you in BSNL JTO, GATE 2024 and IES 2024 examinations :

1.Torque developed by a single phase induction motor at starting is

pulsating
uniform
none of the above
nil

2.As hysteresis motors are free from mechanical and magnetic vibrations therefore these are considered as suitable for

fans
blowers
sound equipment
mixer grinders

3.In which single-phase motor, the rotor has no teeth or winding ?

Split phase motor
Reluctance motor
Hysteresis motor
Universal motor

4.The rotor of a hysteresis motor is made of

aluminium
cast iron
chrome steel
copper

5.The speed control of universal motor used for sewing machines is by

friction
varying the resistance
tapping the field
centrifugal mechanism

More Single Phase Induction Motors QUESTIONS AND ANSWERS available in next pages

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