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THREE PHASE INDUCTION MOTORS QUIZ

In a 3 phase induction motor, the rotor speed is _____ the synchronous speed.

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In a squirrel cage rotor, the bars are not placed parallel to the shaft but are skewed to have ______

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The number of slip rings on a squirrel cage induction motor is usually

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A high starting torque can be obtained in a 3phase induction motor by _______

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

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The shaft of induction motor is made of

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If a 3 phase induction motor is running at a slip S, then approximate efficiency of the motor is ______

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Insertion of resistance in the rotor of an induction motor to develop a given torque

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The condition of induction motor at stand still resemble those of a transformer whose secondady is _______

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One of the speeds of a 2 speed squirrel cage induction motor is 800 rpm. The other speed will be _____

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