DC Generators As a result of armature reaction, the reduction in the total mutual air gap flux in a D.C. generator is approximately 40 percent 10 percent 5 percent 25 percent 40 percent 10 percent 5 percent 25 percent ANSWER DOWNLOAD EXAMIANS APP
DC Generators The armature reaction in a dc generator can be increased by increasing the Data is insufficient None of the listed here Armature current Field current Data is insufficient None of the listed here Armature current Field current ANSWER DOWNLOAD EXAMIANS APP
DC Generators A triplex wave winding will have parallel paths. 2 6 4 None of the listed here 2 6 4 None of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Generators Dc machines which are subjected to abrupt changes of load are provided with Copper brushes Equalisers Interpole windings Compensating windings Copper brushes Equalisers Interpole windings Compensating windings ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a commutator None of the listed here Mica and copper are equally hard Copper is harder than mica Mica is harder than copper None of the listed here Mica and copper are equally hard Copper is harder than mica Mica is harder than copper ANSWER DOWNLOAD EXAMIANS APP
DC Generators The e.m.f. induced in the armature of a shunt generator is 600 V. The armature resistance is 0.1 ohm. If the armature current is 200 A, the terminal voltage will be 620 V 640 V 580 V 600 V 620 V 640 V 580 V 600 V ANSWER DOWNLOAD EXAMIANS APP
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