DC Generators Inter-pole flux should be sufficient to None of these Neutralize the commutating self induced e.m.f. Neutralize both the armature reaction flux as well as commutating e.m.f. induced in the coil Neutralize the armature reaction flux None of these Neutralize the commutating self induced e.m.f. Neutralize both the armature reaction flux as well as commutating e.m.f. induced in the coil Neutralize the armature reaction flux ANSWER DOWNLOAD EXAMIANS APP
DC Generators The armature of a dc machine is made of ______ Wrought iron Soft iron Silocon steel Cast steel Wrought iron Soft iron Silocon steel Cast steel ANSWER DOWNLOAD EXAMIANS APP
DC Generators Brushes of D.C. machines are made of Soft copper Carbon Hard copper All of above Soft copper Carbon Hard copper All of above ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a D.C. generator the critical resistance refers to the resistance of Field Brushes Load Armature Field Brushes Load Armature ANSWER DOWNLOAD EXAMIANS APP
DC Generators The main factor which leads to unstable parallel operation of flat and over compounded generators is unequal speed regulation of their primemovers their rising voltage characteristics unequal series field resistances unequal number of turns in their series field windings unequal speed regulation of their primemovers their rising voltage characteristics unequal series field resistances unequal number of turns in their series field windings ANSWER DOWNLOAD EXAMIANS APP
DC Generators The yoke of a dc machine carries ______ pole flux. Three times None of the listed here Two times the One-half of Three times None of the listed here Two times the One-half of ANSWER DOWNLOAD EXAMIANS APP
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