DC Motors Dc shunt motors are used for driving Hoist Machine tools Cranes Trains Hoist Machine tools Cranes Trains ANSWER DOWNLOAD EXAMIANS APP
DC Motors In a dc compound machine, Either can play dominant role Shunt field winding plays dominant role Series field winding plays dominant role Both play equally dominant role Either can play dominant role Shunt field winding plays dominant role Series field winding plays dominant role Both play equally dominant role ANSWER DOWNLOAD EXAMIANS APP
DC Motors Which of the following losses are significantly reduced by laminating the core of a D.C. generator? Copper losses Eddy current losses Hysteresis losses Windage losses Copper losses Eddy current losses Hysteresis losses Windage losses ANSWER DOWNLOAD EXAMIANS APP
DC Motors A series motor will over speed when The field is opened The armature circuit is opened. Load is removed The load is increase The field is opened The armature circuit is opened. Load is removed The load is increase ANSWER DOWNLOAD EXAMIANS APP
DC Motors D.C. series motors are used None of these Where load changes frequently Where load is constant Where constant operating speed is needed None of these Where load changes frequently Where load is constant Where constant operating speed is needed ANSWER DOWNLOAD EXAMIANS APP
DC Motors Ward-Leonard control is basically a Field divertor method Voltage control method Field control method Armature resistance control method Field divertor method Voltage control method Field control method Armature resistance control method ANSWER DOWNLOAD EXAMIANS APP
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