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Power input to an induction motor is given by _________

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in Electric Drives by (99.8k points)
Power input to an induction motor is given by _________

(a) 3VpIpcosΦ

(b) 2VpIpcosΦ

(c) VpIpcosΦ

(d) 5VpIpcosΦ

This question was addressed to me by my school teacher while I was bunking the class.

Query is from Induction Motors in division Braking of DC Motors & Induction Motors of Electric Drives

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Correct choice is (a) 3VpIpcosΦ

Best explanation: Power input to a 3-Φ induction motor is 3VpIpcosΦ. The power remains the same for Delta and star connection. The power is constant and has no vibrations.

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