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Q4) A 250 V, 4-pole series motor has a 2 circuit wave-wound winding with 105 slots, each containing 12 conductors. The gap flux per pole is 0.02 Wb when the motor is on full-load and taking a current of 45A. the armature and field resistance are 0.2 ohm and 0.1 ohm respectively and iron and friction losses total 700 W.calculate (1)speed (ii) shaft - torque and (ii) H.P.

Q4) A 250 V, 4-pole series motor has a 2 circuit wave-wound winding with 105 slots, each containing 12 conductors. The gap flux per pole is 0.02 Wb when the motor is on full-load and taking a current of 45A. the armature and field resistance are 0.2 ohm and 0.1 ohm respectively and iron and friction losses total 700 W.calculate (1)speed (ii) shaft - torque and (ii) H.P.

Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
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Q4) A 250 V, 4-pole series motor has a 2 circuit wave-wound winding with 105 slots , each containing 12 conductors. The gap flux per pole is 0.02 Wb when the motor is on full-load and taking a current of 45A. the armature and field resistance are 0.2 ohm and 0.1 ohm respectively and iron and friction losses total 700 W.calculate (I)speed (ii) shaft - torque and (ii) H.P.
Transcribed Image Text:Q4) A 250 V, 4-pole series motor has a 2 circuit wave-wound winding with 105 slots , each containing 12 conductors. The gap flux per pole is 0.02 Wb when the motor is on full-load and taking a current of 45A. the armature and field resistance are 0.2 ohm and 0.1 ohm respectively and iron and friction losses total 700 W.calculate (I)speed (ii) shaft - torque and (ii) H.P.
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