A dc motor operates with a load that demands constant developed torque. With VT=200 V, the motor operates at 1200 rpm and has IA=10 A. The armature resistance is 5 Ω and the field current remains constant. Determine the speed if VT is increased to 250 V
A dc motor operates with a load that demands constant developed torque. With VT=200 V, the motor operates at 1200 rpm and has IA=10 A. The armature resistance is 5 Ω and the field current remains constant. Determine the speed if VT is increased to 250 V
Electricity for Refrigeration, Heating, and Air Conditioning (MindTap Course List)
10th Edition
ISBN:9781337399128
Author:Russell E. Smith
Publisher:Russell E. Smith
Chapter8: Basic Electric Motors
Section: Chapter Questions
Problem 2RQ
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A dc motor operates with a load that demands constant developed torque. With VT=200 V, the motor operates at 1200 rpm and has IA=10 A. The armature resistance is 5 Ω and the field current remains constant. Determine the speed if VT is increased to 250 V
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