DC Generators In a D.C. generator the critical resistance refers to the resistance of Brushes Armature Load Field Brushes Armature Load Field ANSWER DOWNLOAD EXAMIANS APP
DC Generators If residual magnetism is present in a D.C. generator, the induced e.m.f. at zero speed will be Small High Zero The same as rated voltage Small High Zero The same as rated voltage ANSWER DOWNLOAD EXAMIANS APP
DC Generators The ideal commutation in a coil is not possible because each coil has Resistance Inductance None of the listed here Capacitance Resistance Inductance None of the listed here Capacitance ANSWER DOWNLOAD EXAMIANS APP
DC Generators In case of D.C. machine winding, number of commutator segments is equal to Number of armature coils Number of armature turns Number of armature conductors Number of armature coil sides Number of armature coils Number of armature turns Number of armature conductors Number of armature coil sides ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a cummulative compounded generator the shunt and series fields ______ each other. Sometime aid, sometime oppose Oppose None of the listed here Aid Sometime aid, sometime oppose Oppose None of the listed here Aid ANSWER DOWNLOAD EXAMIANS APP
DC Generators Dc machines which are subjected to abrupt changes of load are provided with Copper brushes Equalisers Compensating windings Interpole windings Copper brushes Equalisers Compensating windings Interpole windings ANSWER DOWNLOAD EXAMIANS APP
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