Electrical Machines Open circuit in a transformer is prefered with high frequency supply rated transformer voltage rated transformer current direct current high frequency supply rated transformer voltage rated transformer current direct current ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following DC motors has got maximum relieving property? Cummulative compound. Differentical compound. Series. Shunt. Cummulative compound. Differentical compound. Series. Shunt. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines For which of the following loads, armature reaction is magnetizing in nature? None of these pure inductive load pure resistive load pure capacitive load None of these pure inductive load pure resistive load pure capacitive load ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If a DC motor is connected across the AC supply it will Burn. Run at normal speed. Run at lower speed. Not run. Burn. Run at normal speed. Run at lower speed. Not run. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Armature reaction in dc motor results open circuit. short circuit. decrease in speed. increase in speed. open circuit. short circuit. decrease in speed. increase in speed. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If the handle of a three point starter goes to back to OFF position, it may be due to high filed circuit resistance. over load. zero or very low voltage supply. all of these. high filed circuit resistance. over load. zero or very low voltage supply. all of these. ANSWER DOWNLOAD EXAMIANS APP