DC Motors In a D.C. series motor, if the armature current is reduced by 50%, the torque of the motor will be equal to 50% of the previous value 25% of the previous value 100% of the previous value 10% of the previous value 50% of the previous value 25% of the previous value 100% of the previous value 10% of the previous value ANSWER DOWNLOAD EXAMIANS APP
DC Motors The compensating winding is connected in Series with armature Series-parallel with armature None of the listed here Parallel with armature Series with armature Series-parallel with armature None of the listed here Parallel with armature ANSWER DOWNLOAD EXAMIANS APP
DC Motors A series motor will over speed when The load is increase Load is removed The armature circuit is opened. The field is opened The load is increase Load is removed The armature circuit is opened. The field is opened ANSWER DOWNLOAD EXAMIANS APP
DC Motors The speed of a dc motor is Directly proportional to flux per pole inversely proportional to flux per pole inversely proportional to applied voltage None of the listed here Directly proportional to flux per pole inversely proportional to flux per pole inversely proportional to applied voltage None of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Motors The mechanical power developed in a dc motor is maximum when back emf is equal to _____ the applied voltage. One-third Twice Half None of the listed here One-third Twice Half None of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Motors The iron loss in dc motor depends on Speed only None of the listed here Both flux and speed Flux only Speed only None of the listed here Both flux and speed Flux only ANSWER DOWNLOAD EXAMIANS APP
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