DC Motors These days dc motors are widely used in Machine shops Pumping sets Electric traction Air compressors Machine shops Pumping sets Electric traction Air compressors ANSWER DOWNLOAD EXAMIANS APP
DC Motors During rheostat braking of dc series motor None of the listed here Motor is run at reduced speed Motor is reversed in direction Motor is run as a generator None of the listed here Motor is run at reduced speed Motor is reversed in direction Motor is run as a generator ANSWER DOWNLOAD EXAMIANS APP
DC Motors Dc shunt motors are used for driving Hoist Cranes Trains Machine tools Hoist Cranes Trains Machine tools ANSWER DOWNLOAD EXAMIANS APP
DC Motors The speed of a dc motor can be controlled by changing Armature circuit resistance All of the listed here Is flux Aplied voltage Armature circuit resistance All of the listed here Is flux Aplied voltage ANSWER DOWNLOAD EXAMIANS APP
DC Motors The mechanical power developed by a shunt motor will be maximum when the ratio of back emf to applied voltage is 0.5 1.0 4.0 2.0 0.5 1.0 4.0 2.0 ANSWER DOWNLOAD EXAMIANS APP
DC Motors Which of the following law can be used to determine the direction of rotation of dc motor? Lenz's law Faraday's law Fleming's left hand rule Coloumb's law Lenz's law Faraday's law Fleming's left hand rule Coloumb's law ANSWER DOWNLOAD EXAMIANS APP
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