DC Generators In a commutator None of the listed here Mica is harder than copper Copper is harder than mica Mica and copper are equally hard None of the listed here Mica is harder than copper Copper is harder than mica Mica and copper are equally hard ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a D.C. generator the magnetic neutral axis coincides with the geometrical neutral axis, when The generator runs on overload The generator runs on designed speed There is no load on the generator The generator runs on full load The generator runs on overload The generator runs on designed speed There is no load on the generator The generator runs on full load ANSWER DOWNLOAD EXAMIANS APP
DC Generators High voltage dc machine use _____ winding. None of the listed here Wave Either lap or wave Lap None of the listed here Wave Either lap or wave Lap ANSWER DOWNLOAD EXAMIANS APP
DC Generators The armature of dc machine is laminated in order to reduce Hysteresis loss Eddy current loss Copper loss Frictional loss Hysteresis loss Eddy current loss Copper loss Frictional loss ANSWER DOWNLOAD EXAMIANS APP
DC Generators Carbon brushes are used in a dc machine because _______ Carbon lubricates and polishes the commutator Carbon is cheap None of the listed here Contact resistance is decreased Carbon lubricates and polishes the commutator Carbon is cheap None of the listed here Contact resistance is decreased ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a D.C. generator Magnetization characteristic = external characteristic External resistance = internal characteristic armature reaction External characteristic = magnetization characteristic ohmic drop armature reaction Internal characteristic = magnetization characteristic ohmic drop Magnetization characteristic = external characteristic External resistance = internal characteristic armature reaction External characteristic = magnetization characteristic ohmic drop armature reaction Internal characteristic = magnetization characteristic ohmic drop ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS