Vidyalelo
Electrical Engineering · all questions

Single Phase Induction Motors
practice.

Practice every MCQ with options. Use Show answers when you want the correct option and solution.

109

Questions

5/6

Page

Pick an option on a question to see the right answer and solution.

A shaded pole motor can be used for

Select an option to see the answer and solution.

Hysteresis motor is particularly useful for high-quality record players and tape-recorders because

Select an option to see the answer and solution.

The speed/load characteristics of a universal motor is same as that of

Select an option to see the answer and solution.

If the capacitor of a single-phase motor is short-circuited

Select an option to see the answer and solution.

The repulsion start induction run motor is used because of

Select an option to see the answer and solution.

In split phase motor main winding is of

Select an option to see the answer and solution.

Most of the fractional horsepower motors have either

Select an option to see the answer and solution.

The motor used for the compressors is

Select an option to see the answer and solution.

If a particular application needs high speed and high starting torque, then which of the following motor will bepreferred ?

Select an option to see the answer and solution.

If the centrifugal switch of a two-value capacitor motor using two capacitors fails to open then

Select an option to see the answer and solution.

A universal motor can run on

Select an option to see the answer and solution.

Locked rotor current of a shaded pole motor is

Select an option to see the answer and solution.

The rotor of a hysteresis motor is made of

Select an option to see the answer and solution.

In case of a reluctance motor, when the load is increased so that it cannot maintain synchronous speed the motor will

Select an option to see the answer and solution.

Which of the following motor will give the highest starting torque ?

Select an option to see the answer and solution.

Which of the following motors has highest starting torque ?

Select an option to see the answer and solution.

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

Select an option to see the answer and solution.

If starting winding of a single-phase induction motor is left in the circuit, it will

Select an option to see the answer and solution.

The rotor slots, in an induction motor, are usually not quite parallel to the shaft because it

Select an option to see the answer and solution.

In case of a shaded pole motor the direction of rotation of the motor is

Select an option to see the answer and solution.