Q. What does this symbol represent in an electric circuit?

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Q. What is the speed of a 3-phase induction motor if has a synchronous speed of 300 rpm and has percentage slip of 0.2% ?

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Q. What is the frequency of a 3-phase induction motor if has 12 poles and its synchronous speed is 620 rpm?

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Q. What is the speed of a 3-phase induction motor if has a synchronous speed of 400 rpm and has percentage slip of 5% ?

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Q. What is the synchronous speed of a 3-phase induction motor if has 9 poles and its frequency is 50 Hz?

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Q. What is the synchronous speed of a 3-phase induction motor if has 8 poles and its frequency is 40 Hz?

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Q. What does PAM stands for, in context to speed control method of induction motor?

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Q. Which speed control method can only be applied to squirrel cage type induction motors?

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Q. What happens to the synchronous speed of the induction motor if the frequency of the supply increases?

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Q. What happens to the synchronous speed of the induction motor if the number of stator poles increases?

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Q. Rotor rheostat speed control method can be used for controlling the speed of squirrel cage motors.

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Q. Speed of an induction motor is independent of the number of stator poles.

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Q. Speed of an induction motor is dependent on the frequency of the input supply.

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Q. What is the frequency of a 3-phase induction motor if has 10 poles and its synchronous speed is 720 rpm?

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Q. What is the speed of a 3-phase induction motor if has a synchronous speed of 500 rpm and has percentage slip of 4% ?

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Q. What is the synchronous speed of a 3-phase induction motor if has 12 poles and its frequency is 60 Hz?

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Q. What is the formula to calculate the step angle of a stepper motor?

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Q. A soft iron multi-toothed rotor and wound stator is present in _______

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Q. Length of rotation is directly related to to ____

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Q. The speed of the rotation of the stepper motor depends on ____

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