DC Generators In D.C. generators on no-load, the air gap flux distribution in space is Pulsating Flat topped Triangular Sinusoidal Pulsating Flat topped Triangular Sinusoidal 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 580 V 620 V 640 V 600 V 580 V 620 V 640 V 600 V ANSWER DOWNLOAD EXAMIANS APP
DC Generators The purpose of providing dummy coils in a generator is To amplify voltage To reduce eddy current losses To provide mechanical balance for the rotor To enhance flux density To amplify voltage To reduce eddy current losses To provide mechanical balance for the rotor To enhance flux density ANSWER DOWNLOAD EXAMIANS APP
DC Generators For the same rating, a dc machine has_______ an ac machines. The same weight as More weight than Less weight than None of the listed here The same weight as More weight than Less weight than None of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Generators Which of the following components of a D.C, generator plays vital role for providing direct current of a D.C. generator? Eye bolt Equalizer rings Commutator Dummy coils Eye bolt Equalizer rings Commutator Dummy coils ANSWER DOWNLOAD EXAMIANS APP
DC Generators When two D.C. series generators are running in parallel, an equalizer bar is used To increase the speed and hence generated e.m.f. To increase the series flux So that two similar machines will pass approximately equal currents to the load To reduce the combined effect of armature reaction of both machines To increase the speed and hence generated e.m.f. To increase the series flux So that two similar machines will pass approximately equal currents to the load To reduce the combined effect of armature reaction of both machines ANSWER DOWNLOAD EXAMIANS APP
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