Single Phase Induction Motors

Single phase induction motor usually operates on__________?

Byadmin October 3, 2018August 11, 2021

Single phase induction motor usually operates on__________?

A. 0.6 power factor lagging
B. 0.8 power factor lagging
C. 0.8 power factor leading
D. unity power factor

Single Phase Induction Motors

Starting winding of a single phase motor of a refrigerator is disconnected from the circuit by means of a___________?

Starting winding of a single phase motor of a refrigerator is disconnected from the circuit by means of a___________?

A. magnetic relay
B. thermal relay
C. centrifugal switch
D. none of the above

Read More Starting winding of a single phase motor of a refrigerator is disconnected from the circuit by means of a___________?
Single Phase Induction Motors

A capacitor-start single phase induction motor is switched on to supply with its capacitor replaced by an inductor of equivalent reactance value. It will______________?

A capacitor-start single phase induction motor is switched on to supply with its capacitor replaced by an inductor of equivalent reactance value. It will______________?

A. start and then stop
B. start and run slowly
C. start and run at rated speed
D. not start at all

Read More A capacitor-start single phase induction motor is switched on to supply with its capacitor replaced by an inductor of equivalent reactance value. It will______________?
Single Phase Induction Motors

Which of the following motors can be run on AC. as well as D.C. supply ?

Which of the following motors can be run on AC. as well as D.C. supply ?

A. Universal motor
B. Repulsion motor
C. Synchronous motor
D. Reluctance motor

Read More Which of the following motors can be run on AC. as well as D.C. supply ?
Single Phase Induction Motors

In a A.C. series motor armature coils are usually connected to commutator____________?

In a A.C. series motor armature coils are usually connected to commutator____________?

A. through resistance
B. through reactances
C. through capacitors
D. solidly

Read More In a A.C. series motor armature coils are usually connected to commutator____________?
Single Phase Induction Motors

In a split phase motor, the running winding should have?

In a split phase motor, the running winding should have?

A. high resistance and low inductance
B. low resistance and high inductance
C. high resistance as well as high inductance
D. low resistance as well as low inductiance

Read More In a split phase motor, the running winding should have?
Single Phase Induction Motors

A shaded pole motor can be used for_____________?

A shaded pole motor can be used for_____________?

A. toys
B. hair dryers
C. circulators
D. any of the above

Read More A shaded pole motor can be used for_____________?

Similar Posts