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 ______ 50 150 100 10 50 150 100 10 ANSWER DOWNLOAD EXAMIANS APP
DC Generators The main drawback of a dc shunt generator is that Shunt field circuit has high resistance It is expensive Terminal voltage drops considerably Generated voltage is small Shunt field circuit has high resistance It is expensive Terminal voltage drops considerably Generated voltage is small ANSWER DOWNLOAD EXAMIANS APP
DC Generators The O. C. C. of a dc generator 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 Is similar for all types of generators ANSWER DOWNLOAD EXAMIANS APP
DC Generators The greatest percentage of heat loss in a dc machine is due to ______ Hysteresis loss Eddy current loss Frictional loss Copper loss Hysteresis loss Eddy current loss Frictional loss Copper loss ANSWER DOWNLOAD EXAMIANS APP
DC Generators The brush voltage drop in dc machine is about _______ 0.1 V 20 V 2 V 10 V 0.1 V 20 V 2 V 10 V ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a short shunt compound wound generator, the shunt field is connected in parallel with Armature Series combination of armature and series field Series field Parallel combination of armature and series field Armature Series combination of armature and series field Series field Parallel combination of armature and series field ANSWER DOWNLOAD EXAMIANS APP
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