Choose the correct answer: What are the reasons for the decrease in thevoltage of the independent excitationgenerator during the transition from the no-load mode to the load mode?Choose one answer:a, armature reactionb. increase la * Rac. increase la * Ra and demagnetizingaction of the armature reactiond. The magnetizing action of thearmature reaction The figure shows the electrical diagram of aparallel excitation DC motor. Specify theattachment point for end A of the field circuitShow the correct natural electromechanicalcharacteristic of a series excited DC motorto obtain the correct circuit.OBw2ia92Choose one answer:а. 2Choose one answer:b. foura. fourC. fiveb. 2d. oneC. oneе. 3d. 3

DC Generator: DC Generator is an electromechanical device which converts mechanical energy to…

What are the reasons for the decrease in the voltage of the independent excitation generator during the transition from the no- load mode to the load mode? Choose one answer: a. armature reaction b. increase la * Ra c. increase la * Ra and demagnetizing action of the armature reaction d. The magnetizing action of the armature reaction

What are the reasons for the decrease in the voltage of the independent excitation generator during the transition from the no- load mode to the load mode? Choose one answer: a. armature reaction b. increase la * Ra c. increase la * Ra and demagnetizing action of the armature reaction d. The magnetizing action of the armature reaction

Power System Analysis and Design (MindTap Course List)

6th Edition

ISBN:9781305632134

Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Chapter12: Power System Controls

Section: Chapter Questions

Problem 12.4P

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A 220 V , 60 Hz , supply is connected to 200 – turn armature winding of reluctance 1.7x105 At / Wb . Find : the magnetizing reactance the rms values of the ( magneto – motive force , exciting and armature currents , magnetic fluxflu the inductance Draw the phasor diagram of the circuit
A 220 V , 60 Hz , supply is connected to 200 – turn armature winding of reluctance 1.7x105 At / Wb . Find the magnetizing reactance , the rms values of the ( magneto – motive force , exciting and armature currents , magnetic flux ) , and the inductance Draw the phasor diagram of the circuit .
A 220 V , 60 Hz , supply is connected to 200 – turn armature winding of reluctance 1.7x105 At / Wb . Find : 1-the magnetizing reactance. 2-the rms values of the ( magneto – motive force , exciting and armature currents , magnetic flux.) 3-the inductance. 4-Draw the phasor diagram of the circuit.
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