DC Generators In a D.C. generator the magnetic neutral axis coincides with the geometrical neutral axis, when There is no load on the generator The generator runs on overload The generator runs on full load The generator runs on designed speed There is no load on the generator The generator runs on overload The generator runs on full load The generator runs on designed speed ANSWER DOWNLOAD EXAMIANS APP
DC Generators _____ together are called stray losses. Field copper loss and iron loss Copper and iron losses Iron and friction losses Frictional loss and copper loss Field copper loss and iron loss Copper and iron losses Iron and friction losses Frictional loss and copper loss ANSWER DOWNLOAD EXAMIANS APP
DC Generators The field winding of a dc shunt machine usually caries _______ of the rated current of the machine. 2% to 5% 15 to 25% More than 20% Less than 0.5 % 2% to 5% 15 to 25% More than 20% Less than 0.5 % ANSWER DOWNLOAD EXAMIANS APP
DC Generators In a long shunt compound wound generator , the shunt field is connected in parallel with Parallel combination of armature and series field Series field Series combination of armature and series field Armature Parallel combination of armature and series field Series field Series combination of armature and series field Armature ANSWER DOWNLOAD EXAMIANS APP
DC Generators The insulating material used between the commutator segments is normally Graphite Insulating varnish Mica Paper Graphite Insulating varnish Mica Paper ANSWER DOWNLOAD EXAMIANS APP
DC Generators Magnetic field in a D.C. generator is produced by Both (A) and (B) Electromagnets Permanent magnets None of these Both (A) and (B) Electromagnets Permanent magnets None of these ANSWER DOWNLOAD EXAMIANS APP