Electrical Machines Brushes are always placed on--------------- , in order to achieve sparkles commutation? None of these GNA either GNA or MNA MNA None of these GNA either GNA or MNA MNA ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following is not a part of transformer? Conservator tank. Tap changer. Commutator. Radiator. Conservator tank. Tap changer. Commutator. Radiator. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines For a specific open-circuit voltage of a DC generator, the short-circuit electric current will be maximum when it is differentially compounded. separately excited. cumulatively compounded. shunt connected. differentially compounded. separately excited. cumulatively compounded. shunt connected. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Fifth harmonic component of the induced voltage in three phase AC generator can be eliminated by using a winding pitch of 4 / 5. 5 / 6. 2 / 3. 6 / 7. 4 / 5. 5 / 6. 2 / 3. 6 / 7. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 4-pole dc generator runs at 1500 rpm. The frequencyof current in the armature winding is 0 Hz 50 Hz 100 Hz 25 Hz 0 Hz 50 Hz 100 Hz 25 Hz ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Eddy current loss will depends on Thickness All of these Flux density Frequency Thickness All of these Flux density Frequency ANSWER DOWNLOAD EXAMIANS APP
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