DC Motors In D.C. motor which of the following can sustain the maximum temperature rise? Armature winding Slip rings Commutator Field winding Armature winding Slip rings Commutator Field winding ANSWER DOWNLOAD EXAMIANS APP
DC Motors Which method of braking is generally used in elevators? None of these Plugging Regenerative braking Rheostat braking None of these Plugging Regenerative braking Rheostat braking ANSWER DOWNLOAD EXAMIANS APP
DC Motors At the instant of starting when a D.C. motor is put on supply, it behaves like A capacitive circuit A low resistance circuit A highly resistive circuit None of these A capacitive circuit A low resistance circuit A highly resistive circuit None of these ANSWER DOWNLOAD EXAMIANS APP
DC Motors ______ motors never use belt connected loads. Shunt Cummulative compounded Series Differentially compounded Shunt Cummulative compounded Series Differentially compounded ANSWER DOWNLOAD EXAMIANS APP
DC Motors Which motor should be used for centrifugal pumps? Shunt motor Series motor Either series or shunt None of the listed here Shunt motor Series motor Either series or shunt None of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Motors If the supply voltage for a D.C. motor is increased, which of the following will decrease? Full-load current All of these Operating speed Starting torque Full-load current All of these Operating speed Starting torque ANSWER DOWNLOAD EXAMIANS APP
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