DC Generators In a dc generator, the eddy current power loss is Directly proportional to thickness of each lamination Inversely proprtional to thickness of each lamination Directly proportional to sqaure of thickness of each lamination None of the listed here Directly proportional to thickness of each lamination Inversely proprtional to thickness of each lamination Directly proportional to sqaure of thickness of each lamination None of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Generators When two D.C. series generators are running in parallel, an equalizer bar is used To increase the series flux To increase the speed and hence generated e.m.f. To reduce the combined effect of armature reaction of both machines So that two similar machines will pass approximately equal currents to the load To increase the series flux To increase the speed and hence generated e.m.f. To reduce the combined effect of armature reaction of both machines So that two similar machines will pass approximately equal currents to the load ANSWER DOWNLOAD EXAMIANS APP
DC Generators The armature of dc generator is laminated to Provide the bulk Reduce the bulk Insulate the core Reduce eddy current loss Provide the bulk Reduce the bulk Insulate the core Reduce eddy current loss ANSWER DOWNLOAD EXAMIANS APP
DC Generators The armature winding of a dc machine is place on the rotor to ______ Reduce armature reaction Save iron Reduce losses Facilitate commutation Reduce armature reaction Save iron Reduce losses Facilitate commutation ANSWER DOWNLOAD EXAMIANS APP
DC Generators Dc machines which are subjected to abrupt changes of load are provided with Compensating windings Equalisers Interpole windings Copper brushes Compensating windings Equalisers Interpole windings Copper brushes ANSWER DOWNLOAD EXAMIANS APP
DC Generators The e.m.f. induced in the armature of a shunt generator is 600 V. The armature resistance is 0.1 ohm. If the armature current is 200 A, the terminal voltage will be 640 V 600 V 580 V 620 V 640 V 600 V 580 V 620 V ANSWER DOWNLOAD EXAMIANS APP
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