DC Generators The armature winding of a dc machine is place on the rotor to ______ Reduce losses Facilitate commutation Save iron Reduce armature reaction Reduce losses Facilitate commutation Save iron Reduce armature reaction ANSWER DOWNLOAD EXAMIANS APP
DC Generators Small dc machines generally have _____ poles. 2 6 8 4 2 6 8 4 ANSWER DOWNLOAD EXAMIANS APP
DC Generators In D.C. generators, current to the external circuit from armature is given through Commutator Slip rings None of above Solid connection Commutator Slip rings None of above Solid connection ANSWER DOWNLOAD EXAMIANS APP
DC Generators The main factor which leads to unstable parallel operation of flat and over compounded generators is unequal number of turns in their series field windings unequal series field resistances unequal speed regulation of their primemovers their rising voltage characteristics unequal number of turns in their series field windings unequal series field resistances unequal speed regulation of their primemovers their rising voltage characteristics ANSWER DOWNLOAD EXAMIANS APP
DC Generators For the same rating, a dc machine has_______ an ac machines. More weight than Less weight than The same weight as None of the listed here More weight than Less weight than The same weight as None of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Generators Which of the following generator provides approximately constant voltage from no load to full load? Series Flat compounded Shunt Over compounded Series Flat compounded Shunt Over compounded ANSWER DOWNLOAD EXAMIANS APP
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