DC Motors During rheostat braking of dc series motor None of the listed here Motor is run at reduced speed Motor is run as a generator Motor is reversed in direction None of the listed here Motor is run at reduced speed Motor is run as a generator Motor is reversed in direction ANSWER DOWNLOAD EXAMIANS APP
DC Motors The back emf in a dc motor ______ Aids the armature current Aids the applied voltage Opposes the applied voltage None of the listed here Aids the armature current Aids the applied voltage Opposes the applied voltage None of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Motors Which one of the following is not necessarily the advantage of D.C. motors over A.C. motors? High starting torque Low cost Stability Wide speed range High starting torque Low cost Stability Wide speed range ANSWER DOWNLOAD EXAMIANS APP
DC Motors The iron loss in dc motor depends on Both flux and speed Flux only None of the listed here Speed only Both flux and speed Flux only None of the listed here Speed only ANSWER DOWNLOAD EXAMIANS APP
DC Motors The commutating pole winding is connected in Series-parallel with the armature None of the listed here Parallel with the armature Series with the armature Series-parallel with the armature None of the listed here Parallel with the armature Series with the armature ANSWER DOWNLOAD EXAMIANS APP
DC Motors These days dc motors are widely used in Pumping sets Machine shops Electric traction Air compressors Pumping sets Machine shops Electric traction Air compressors ANSWER DOWNLOAD EXAMIANS APP
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