Electrical Machines If the excitation is reduced, the power factor is leading power factor lagging power factor unity power factor None of these leading power factor lagging power factor unity power factor None of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If the temperature of armature resistance is increased, the speed of a series motor would increase. not change. decrease. None of above. increase. not change. decrease. None of above. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Star - delta method of starting of motor is not possible in case of high speed motor. high torque motor. single phase induction motor. low horse power motor. high speed motor. high torque motor. single phase induction motor. low horse power motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Direct axis reactance is defined as the ratio of Vmin to Imax Vmax to Imax Vmin to Imin Vmax to Imin Vmin to Imax Vmax to Imax Vmin to Imin Vmax to Imin ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Number of slip rings in 3-phase synchronous motor will be 1 0 2 3 or 4 1 0 2 3 or 4 ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following DC motors has got maximum relieving property? Shunt. Differentical compound. Cummulative compound. Series. Shunt. Differentical compound. Cummulative compound. Series. ANSWER DOWNLOAD EXAMIANS APP
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