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A 6-pole series motor takes 40 A from the supply mains at 220 V. It has 600 lap-wound conductors. The series field resistance and armature resistance are 0.01 ohms and 0.09 ohms respectively. Flux per pole is 29 mWb. Calculate back emf (V).

A 6-pole series motor takes 40 A from the supply mains at 220 V. It has 600 lap-wound conductors. The series field resistance and armature resistance are 0.01 ohms and 0.09 ohms respectively. Flux per pole is 29 mWb. Calculate back emf (V).

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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A 6-pole series motor takes 40 A from the supply mains at 220 V. It has 600 lap-wound conductors. The series field resistance and armature resistance are 0.01 ohms and 0.09 ohms respectively. Flux per pole is 29 mWb. Calculate back emf (V).

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