The rotor of a three phase induction motor can never attain synchronou

1.	The rotor of a three phase induction motor can never attain synchronous speed.
A.	True
B.	False
Answer» B. False

Discussion

No Comment Found

Related MCQs

Reactor method of starting is preferred over resistance method because _________
During the blocked rotor test the wattmeter reading will be _________
If use auto transformer method starting to start an induction motor to replace star-delta method, then the required tapping on the transformer will be _________
During no load test the wattmeter reading will be _________
A three phase induction motor is sometimes called a generalized transformer in so far as voltage and frequency transformation has been concerned. Then the rotor emf E2 and the rotor current I2 are zero at _________
A_THREE_PHASE_INDUCTION_MOTOR_IS_SOMETIMES_CALLED_A_GENERALIZED_TRANSFORMER_IN_SO_FAR_AS_VOLTAGE_AND_FREQUENCY_TRANSFORMATION_HAS_BEEN_CONCERNED._THEN_THE_ROTOR_EMF_E2_AND_THE_ROTOR_CURRENT_I2_ARE_ZERO_AT?$
A_THREE_PHASE_INDUCTION_MOTOR_IS_SOMETIMES_CALLED_A_GENERALIZED_TRANSFORMER_IN_SO_FAR_AS_VOLTAGE_AND_FREQUENCY_TRANSFORMATION_HAS_BEEN_CONCERNED._HOW_A_THREE_PHASE_INDUCTION_MOTOR_OPERATES_WHEN_ROTOR_FREQUENCY_IS_LESS_THAN_STATOR_FREQUENCY??$
If use auto transformer method starting to start an induction motor to replace star-delta method, then the required tapping on the transformer will be$
The starting method for a 3-phase squirrel-cage induction motor which is inferior in view of poor starting torque per ampere of line current drawn,
A three phase induction motor is sometimes called a generalized transformer in so far as voltage and frequency transformation has been concerned. How a three phase induction motor operates when rotor frequency is greater than stator frequency?

The rotor of a three phase induction motor can never attain synchronous speed.

Discussion

No Comment Found

Related MCQs

Reply to Comment