:A 440 V, 50 Hz, 4-pole, 3-phase, star-connected induction motor running at 1440 rpm on full load has a slip ring rotor of resistance 0-01 ohm and standstill reactance of 0-167 ohm, per phase. Calculate (i) the ratio of starting torque to maximum torque (ii) the ratio of maximum torque to full load torque.
:A 440 V, 50 Hz, 4-pole, 3-phase, star-connected induction motor running at 1440 rpm on full load has a slip ring rotor of resistance 0-01 ohm and standstill reactance of 0-167 ohm, per phase. Calculate (i) the ratio of starting torque to maximum torque (ii) the ratio of maximum torque to full load torque.
Introductory Circuit Analysis (13th Edition)
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ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
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![: A 440 V, 50 Hz, 4-pole, 3-phase, star-connected induction motor
running at 1440 rpm on full load has a slip ring rotor of resistance 0-01
ohm and standstill reactance of 0-167 ohm, per phase. Calculate (i) the
ratio of starting torque to maximum torque (ii) the ratio of maximum
torque to full load torque.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ff616f455-2292-4184-b780-f06656c4ee3a%2Fcdfd2d49-cdf0-4ebc-bd99-811139cb7c02%2Fvncvkpv_processed.jpeg&w=3840&q=75)
Transcribed Image Text:: A 440 V, 50 Hz, 4-pole, 3-phase, star-connected induction motor
running at 1440 rpm on full load has a slip ring rotor of resistance 0-01
ohm and standstill reactance of 0-167 ohm, per phase. Calculate (i) the
ratio of starting torque to maximum torque (ii) the ratio of maximum
torque to full load torque.
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