DC Generators An exciter for a turbo generator is a Series generator Separately excited generator Shunt generator Compound generator Series generator Separately excited generator Shunt generator Compound generator ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a practical dc generator, mechanical efficiency is More than electrical efficiency None of the listed here Less than electrical efficiency Equal to electrical efficiency More than electrical efficiency None of the listed here Less than electrical efficiency Equal to electrical efficiency ANSWER DOWNLOAD EXAMIANS APP
DC Generators If the flux per pole of dc generator is halved but its speed is doubled, its generated emf will Be halved Be doubled Be quadrupled Remain the same Be halved Be doubled Be quadrupled Remain the same ANSWER DOWNLOAD EXAMIANS APP
DC Generators In case of dc machines, mechanical losses are primary function of None of the listed here Voltage Speed Current None of the listed here Voltage Speed Current ANSWER DOWNLOAD EXAMIANS APP
DC Generators The terminal voltage of a D.C. shunt generator drops on load because of all of the following reasons except Field weakening due to armature reaction and armature Armature reaction Armature resistance drop Commutation Field weakening due to armature reaction and armature Armature reaction Armature resistance drop Commutation ANSWER DOWNLOAD EXAMIANS APP
DC Generators While applying Fleming's right-hand rule to and the direction of induced e.m.f., the thumb points towards Direction of motion of the conductor if forefinger points in the direction of generated e.m.f. Direction of induced e.m.f. Direction of flux Direction of motion of conductor, if forefinger points along the lines of flux Direction of motion of the conductor if forefinger points in the direction of generated e.m.f. Direction of induced e.m.f. Direction of flux Direction of motion of conductor, if forefinger points along the lines of flux ANSWER DOWNLOAD EXAMIANS APP
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