Electrical Engineering Questions And Answers :: Single Phase Induction Motors: part4



Electrical Engineering : Single Phase Induction Motors QUESTIONS AND ANSWERS :: part4 : 6 to 10

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

6.To reverse the direction of rotation of acapacitor start motor while it is running we should

disconnect motor from the supply till it stops then reconnect it to supply with reversed connection of main or auxiliary winding
disconnect motor from supply and immediately reconnect it to supply with reversed connections of the main winding
reverse the direction of connection of the auxiliary winding and after motor comes to rest then connect auxiliary winding to the supply
reverse the direction of connections of the auxiliary winding and im-mediately connect it to supply

7.Which of the following motors is used in tape-recorders ?

Hysteresis motor
Reluctance motor
Capacitor-run motor
Universal motor

8.A shaded pole motor does not possess

centrifugal switch
capacitor
commutator
all of the above

9.Which of the following motors has two separate windings on the motor ?

Repulsion motor
Repulsion induction motor
Repulsion start induction run motor
None of the above

10.In a A.C. series motor armature coils are usually connected to commutator

through resistance
through reactances
through capacitors
solidly

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

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