DC Motors No load speed of which of the following motor will be highest? Shunt motor Cummulative compounded motor Series motor Differentially compounded motor Shunt motor Cummulative compounded motor Series motor Differentially compounded motor ANSWER DOWNLOAD EXAMIANS APP
DC Motors For the same H.P. rating and full load speed, following motor has poor starting torque Differentially compounded Series Shunt Cumulatively compounded Differentially compounded Series Shunt Cumulatively compounded ANSWER DOWNLOAD EXAMIANS APP
DC Motors Which of the following loss in a D.C. generator varies significantly with the load current? Windage loss None of these Field copper loss Armature copper loss Windage loss None of these Field copper loss Armature copper loss ANSWER DOWNLOAD EXAMIANS APP
DC Motors Flywheel is used with D.C. compound motor to reduce the peak demand by the motor, compound motor will have to be Under compounded Differentially compounded Level compounded Cumulatively compounded Under compounded Differentially compounded Level compounded Cumulatively compounded ANSWER DOWNLOAD EXAMIANS APP
DC Motors As there is no back e.m.f. at the instant of starting a D.C. motor, in order to prevent a heavy current from flowing though the armature circuit A resistance is connected in series with armature Armature is temporarily open circuited A high value resistor is connected across the field winding A resistance is connected parallel to the armature A resistance is connected in series with armature Armature is temporarily open circuited A high value resistor is connected across the field winding A resistance is connected parallel to the armature ANSWER DOWNLOAD EXAMIANS APP
DC Motors If a dc motor is to be selected for conveyors, which motor would be preferred? Differentially compound motor Cummulative compound motor Series motor Shunt motor Differentially compound motor Cummulative compound motor Series motor Shunt motor ANSWER DOWNLOAD EXAMIANS APP
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