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A 25 kW , 250 V long -shunt compound D.C. Generator running at 1000 r.p.m , the resistances of armature and shunt field are 0.1 Q and 125 Q espectively if overall efficiency

A 25 kW , 250 V long -shunt compound D.C. Generator running at 1000 r.p.m , the resistances of armature and shunt field are 0.1 Q and 125 Q espectively if overall efficiency

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 25 kW , 250 V long -shunt compound D.C. Generator running at 1000 r.p.m , the resistances of armature and shunt field are 0.1 Q and 125Q respectively if overall efficiency 80% , iron and friction losses amount 3000 W: 1-The value of series field resistance . 2- torque exerted by the prime mover
Transcribed Image Text:A 25 kW , 250 V long -shunt compound D.C. Generator running at 1000 r.p.m , the resistances of armature and shunt field are 0.1 Q and 125Q respectively if overall efficiency 80% , iron and friction losses amount 3000 W: 1-The value of series field resistance . 2- torque exerted by the prime mover
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