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1.9 A constant de voltage of 10 V is applied, through brushes and commutator, to a7-turn coil placed on n 4-pole armature of length and diameter 24 cm and 36 cm respectively The coil resistance is 50 m2, and the average flux density in the air gap is 658 mT. a .find the average developed torque when the armature rotates at 240 rpm. b.Find the average developed torque when the speed is (i)decreased by 10%, and

1.9 A constant de voltage of 10 V is applied, through brushes and commutator, to a7-turn coil placed on n 4-pole armature of length and diameter 24 cm and 36 cm respectively The coil resistance is 50 m2, and the average flux density in the air gap is 658 mT. a .find the average developed torque when the armature rotates at 240 rpm. b.Find the average developed torque when the speed is (i)decreased by 10%, and

Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
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Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...
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1.9 A constant de voltage of 10 V is applied, through brushes and commutator, to a7-turn coil placed on n 4-pole armature of length and diameter 24 cm and 36 cm respectively .The coil resistance is 50 m2, and the average flux density in the air gap is 658 mT. a .find the average developed torque when the armature rotates at 240 rpm. b .Find the average developed torque when the speced is (i)decreased by 10%, and W 11:04A AR N TY Anove
Transcribed Image Text:1.9 A constant de voltage of 10 V is applied, through brushes and commutator, to a7-turn coil placed on n 4-pole armature of length and diameter 24 cm and 36 cm respectively .The coil resistance is 50 m2, and the average flux density in the air gap is 658 mT. a .find the average developed torque when the armature rotates at 240 rpm. b .Find the average developed torque when the speced is (i)decreased by 10%, and W 11:04A AR N TY Anove
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