10. A short-shunt compound d.c. Generator supplies a current of 100 A at a voltage of 220 V. If the resistance of the shunt field is 50Ω ,of the series field 0.025 Ω , of the armature 0.05 Ω , the total brush drop is 2 V and the iron and friction losses amount to 1 kW, find; a) the generated e.m.f. b) the copper losses c) the output power of the prime-mover driving the generator d) the generator efficiency. Subject: Electrical Machine
10. A short-shunt compound d.c. Generator supplies a current of 100 A at a voltage of 220 V. If the resistance of the shunt field is 50Ω ,of the series field 0.025 Ω , of the armature 0.05 Ω , the total brush drop is 2 V and the iron and friction losses amount to 1 kW, find; a) the generated e.m.f. b) the copper losses c) the output power of the prime-mover driving the generator d) the generator efficiency. Subject: Electrical Machine
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
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10. A short-shunt compound d.c. Generator supplies a current of 100 A at
a voltage of 220 V. If the resistance of the shunt field is 50Ω ,of the
series field 0.025 Ω , of the armature 0.05 Ω , the total brush drop is 2
V and the iron and friction losses amount to 1 kW, find;
a) the generated e.m.f.
b) the copper losses
c) the output power of the prime-mover driving the generator
d) the generator efficiency.
Subject: Electrical Machine 1
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