Electrical Machines Maximum power developed depends on voltage reactance load angle both 1and 2 voltage reactance load angle both 1and 2 ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The maximum power developed in cylindrical synchronous machine is occurs at a load angle of Greater than 90o. less than 90o. 0o. 90o. Greater than 90o. less than 90o. 0o. 90o. 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. 2 / 3. 6 / 7. 5 / 6. 4 / 5. 2 / 3. 6 / 7. 5 / 6. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines An induction motor having 8 poles runs at 727.5 rpm. If the supply frequency is 50Hz, the emf in the rotor will have a frequency of 1.5Hz 2.5Hz 51.5Hz 48.5Hz 1.5Hz 2.5Hz 51.5Hz 48.5Hz ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines From no load to full load the slip will None of these slightly decrease. not change. slightly increase. None of these slightly decrease. not change. slightly increase. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A transformer has resistance and reactance in per unit as 0.01 and 0.04 respectively. Its voltage regulation for 0.8 power factor lagging and leading will be 6% and -4% 4.8% and -3.2% None of these 3.2% and -1.6% 6% and -4% 4.8% and -3.2% None of these 3.2% and -1.6% ANSWER DOWNLOAD EXAMIANS APP
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