DC Generators The O. C. C. of a dc generator Is similar for all types of generators Is different for different generators May be same or different None of the listed here Is similar for all types of generators Is different for different generators May be same or different None of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Generators The bearings used to support the rotor shafts are generally Ball bearings Needle bearings Magnetic bearings Bush bearings Ball bearings Needle bearings Magnetic bearings Bush bearings ANSWER DOWNLOAD EXAMIANS APP
DC Generators The armature of a dc machine having 10 poles is rotating at a speed of 10 revolution per second. The number of hysteresis loops formed per second is ______ 50 150 10 100 50 150 10 100 ANSWER DOWNLOAD EXAMIANS APP
DC Generators The armature winding of a dc machine is ______ winding. None of the listed here Partly open circuit and partly closed circuit A closed circuit An open circuit None of the listed here Partly open circuit and partly closed circuit A closed circuit An open circuit ANSWER DOWNLOAD EXAMIANS APP
DC Generators The copper loss is constant for None of the listed here Shunt generator only Series generator only Both shunt and compound generator None of the listed here Shunt generator only Series generator only Both shunt and compound generator ANSWER DOWNLOAD EXAMIANS APP
DC Generators A separately excited generator as compared to a self-excited generator Is amenable to better voltage control Has all above features Has exciting current independent of load current Is more stable Is amenable to better voltage control Has all above features Has exciting current independent of load current Is more stable ANSWER DOWNLOAD EXAMIANS APP
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