Reducing the poles of a 3-phase induction motor, it _________ – McqOptions

MCQOPTIONS

1.	Reducing the poles of a 3-phase induction motor, it _________
A.	will decrease maximum power factor
B.	will increase maximum power factor
C.	will make no change in power factor
D.	can not be depicted
Answer» B. will increase maximum power factor

Discussion

No Comment Found

Related MCQs

No load test has been conducted on an induction motor for different supply voltages and input power vs voltage plot has been drawn. The curve is extrapolated to intersect the y-axis. This point is?
A 3-phase induction motor is running for a constant load torque at rated voltage and frequency. If both the frequency and voltage are halved following will be the related statements ignoring the stator losses.
A 3-phase induction motor taking a line current of 200 A, is started by direct switching. If an auto transformer of with 50% tapping is made to be used, the motor line current and supply line current will be respectively?
When the poles of a 3-phase wound rotor induction motor increased, it _________
Reducing the poles of a 3-phase induction motor, it _________
When a 3-phase 350V, 50Hz squirrel-cage induction motor is run at 35 Hz supply, then?
If a 3-phase 350V, 50Hz squirrel-cage induction motor is run at 55 Hz supply, then?
We can not operate a cage induction motor on a variable frequency load due to ___________
Relatively a squirrel-cage induction motor is advantageous over wound rotor type induction motor of identical rating due to ___________
Wound rotor induction motor is most appropriate for the applications requiring ______________