Electrical Machines What will be the maximum power factor of an induction motor for dispersion coefficient of 0.05? 0.05. 1.1. 0.905. 20. 0.05. 1.1. 0.905. 20. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In DC generator, armature reaction refers to what? Effect of field flux on the armature flux. None of these Effect of armature flux on the load. Effect of armature flux on the main field flux. Effect of field flux on the armature flux. None of these Effect of armature flux on the load. Effect of armature flux on the main field flux. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines What type of connection is made in between the inter-pole and the field winding? None of the options. Compound. Series. Parallel. None of the options. Compound. Series. Parallel. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If in DC Shunt Motor the flux is reduced suddenly to zero, then the motor will come to stop. the speed of motor will be reduced. the motor will attain dangerously high speed. the armature current will reduce. the motor will come to stop. the speed of motor will be reduced. the motor will attain dangerously high speed. the armature current will reduce. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines At what power factor, the voltage regulation of a transformer can be zero ? Unity power factor. Lagging power factor. Zero power factor. Leading power factor. Unity power factor. Lagging power factor. Zero power factor. Leading power factor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If in a sub – station there is one 132 / 33 kV transformer whose secondary is connected with primary of one 33 / 11 kV transformer, the total transformation ratio of the sub – station will be, 7. 12. 4. 3. 7. 12. 4. 3. ANSWER DOWNLOAD EXAMIANS APP
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