A 200-V DC shunt motor has the followingparameters:Ra = 0.1Ω Rf = 100Ω When running at 1,100 r/min with no load connectedto the shaft, the motor draws 4 A from the line. FindE and the rotational losses at 1,100 r/min (assumingthat the stray-load losses can be neglected).
A 200-V DC shunt motor has the followingparameters:Ra = 0.1Ω Rf = 100Ω When running at 1,100 r/min with no load connectedto the shaft, the motor draws 4 A from the line. FindE and the rotational losses at 1,100 r/min (assumingthat the stray-load losses can be neglected).
Chapter39: Synchronous Motor Operation
Section: Chapter Questions
Problem 14SQ: Induction motors and welding transformers require magnetizing current, which causes a. lagging power...
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A 200-V DC shunt motor has the following
parameters:
Ra = 0.1Ω Rf = 100Ω
When running at 1,100 r/min with no load connected
to the shaft, the motor draws 4 A from the line. Find
E and the rotational losses at 1,100 r/min (assuming
that the stray-load losses can be neglected).
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