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Three Phase Induction Motors

Three Phase Induction Motors
The complete circle diagram of induction motor can be drawn with the help of data found from

All of these
Stator resistance test
No-load test
Blocked rotor test

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

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

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Three Phase Induction Motors
DOL starting of induction motors is usually restricted to

High speed motors
Low horsepower motors
Variable speed motors
High horsepower motors

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Three Phase Induction Motors
In an induction motor the relationship between stator slots and rotor slots is that

Stator slots are exact multiple of rotor slots
Stator slots are not exact multiple of rotor slots
Stator slots are equal to rotor slots
None of the listed here

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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

Bigger
Smaller
Same
Any of the listed here

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Three Phase Induction Motors
For the same kVA rating, the leakage flux in induction motor is _______ that of transformer.

None of the listed here
Less than
About the same
More than

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