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THREE PHASE INDUCTION MOTORS

Three Phase Induction Motors
The maximum torque in an induction motor depends on

Frequency
All of the listed here
Rotor inductive reactance
Square of supply voltage

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Three Phase Induction Motors
An induction motor is

Self starting with low torque
Non self starting
Self starting with zero torque
Self starting with high torque

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Three Phase Induction Motors
In the circle diagram for induction motor, the diameter of the circle represents

Rotor current
Line voltage
Slip
Running torque

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Three Phase Induction Motors
The good power factor of an induction motor can be achieved if the average flux density in the air gap is

Large
Absent
Small
Infinity

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Three Phase Induction Motors
Size of a high speed motor as compared to low speed motor for the same HP will be

Any of the listed here
Smaller
Bigger
Same

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