Solve and show illustration A 20-kW 127.4 -V separately excited dc machine is operated at a constant speed of 2702 rpm with a constant field current such that the open-circuit armature voltage is 127.4 V. the armature resistance is 0.03 ohm. Compute the armature current when the terminal voltage is 133. a. 186.67 A b.-186.67 A c. 8680.00 A d. 0 A
Solve and show illustration A 20-kW 127.4 -V separately excited dc machine is operated at a constant speed of 2702 rpm with a constant field current such that the open-circuit armature voltage is 127.4 V. the armature resistance is 0.03 ohm. Compute the armature current when the terminal voltage is 133. a. 186.67 A b.-186.67 A c. 8680.00 A d. 0 A
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
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A 20-kW 127.4 -V separately excited dc machine is operated at a constant speed of 2702 rpm with a constant field current such that the open-circuit armature voltage is 127.4 V. the armature resistance is 0.03 ohm. Compute the armature current when the terminal voltage is 133.
a. 186.67 A
b.-186.67 A
c. 8680.00 A
d. 0 A
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