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Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...
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Example #:
An 80% efficient, series wound do
motor has an armature resistance
of
0.020hms
and
a
field
resistance of 2000hms. The
motor supplies
drawing an unknown current at
440V. Determine:
800W
when
а.
The power drawn by the
motor
b. The back emf
Transcribed Image Text:Example #: An 80% efficient, series wound do motor has an armature resistance of 0.020hms and a field resistance of 2000hms. The motor supplies drawing an unknown current at 440V. Determine: 800W when а. The power drawn by the motor b. The back emf
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