Electrical Machines Which of the following relation is correct? Xd > Xq. Xd < Xq. Xd = Xq. None of these Xd > Xq. Xd < Xq. Xd = Xq. None of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The shaft of induction motor should be hollow. stiff. any of these. flexible. hollow. stiff. any of these. flexible. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If terminal voltage of one 1000 rpm shunt motor is reduced to half the speed of the motor will be 250 rpm 2000 rpm 1000 rpm 500 rpm 250 rpm 2000 rpm 1000 rpm 500 rpm ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 4-pole DC generator runs at 1500 rpm. The frequency of current in the armature winding is: Zero Hz. 100 Hz. 25 Hz. 50 Hz. Zero Hz. 100 Hz. 25 Hz. 50 Hz. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines 1 KVA, 230 V, 50 Hz, single phase transformer has an eddy current loss of 30 watts. The eddy current loss when the transformer is excited by a dc source of same voltage will be zero watt less than 30 W 30 W more than 30 W zero watt less than 30 W 30 W more than 30 W ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Field weakening control method is used for the _________ ? above rated speed None of these both A and B below rated speed above rated speed None of these both A and B below rated speed ANSWER DOWNLOAD EXAMIANS APP
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