DC Generators The greatest eddy current loss occurs in the _____ of a dc machine. Yoke Commutating poles Armature Field poles Yoke Commutating poles Armature Field poles ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a dc generator, armature reaction _____ pole tip. None of the listed here Weaknes the flux at the trailing Weaknes the flux at the leading Strengthns the flux at the leading None of the listed here Weaknes the flux at the trailing Weaknes the flux at the leading Strengthns the flux at the leading ANSWER DOWNLOAD EXAMIANS APP
DC Generators The effect of armature reaction is to Increase the total flux Decrease the total flux Make the air gap flux uniform None of the listed here Increase the total flux Decrease the total flux Make the air gap flux uniform None of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Generators The armature of a dc machine having 10 poles is rotating at a speed of 10 revolution per second. The number of hysteresis loops formed per second is ______ 50 100 10 150 50 100 10 150 ANSWER DOWNLOAD EXAMIANS APP
DC Generators In D.C. generators, the brushes on commutator remain in contact with conductors which Lie under South Pole Lie under interpolar region Are farthest from the poles Lie under North Pole Lie under South Pole Lie under interpolar region Are farthest from the poles Lie under North Pole ANSWER DOWNLOAD EXAMIANS APP
DC Generators The ideal commutation in a coil is not possible because each coil has Resistance Inductance None of the listed here Capacitance Resistance Inductance None of the listed here Capacitance ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS