Electrical Machines Armature reaction in a DC machine makes an angle of 90° with the main pole axis. is in the same direction as the main poles. makes an angle with the main pole axis which is load dependent. is in direct opposition to the main poles. makes an angle of 90° with the main pole axis. is in the same direction as the main poles. makes an angle with the main pole axis which is load dependent. is in direct opposition to the main poles. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which slots are used in the rotor of an induction motor? None of above. Semi closed slots. Open slots. Closed slots. None of above. Semi closed slots. Open slots. Closed slots. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The core flux in transformer depends mainly on supply voltage, frequency and load supply voltage and load supply voltage supply voltage and frequency supply voltage, frequency and load supply voltage and load supply voltage supply voltage and frequency ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A commutator in dc machine provide ----------------- rectification? full wave controlled half wave controlled half wave full wave full wave controlled half wave controlled half wave full wave ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 100/10, 50 VA double winding transformer is converted to 100/110 V auto transformer. The rating of auto transformer is 550 VA 110 VA 500 VA 100 VA 550 VA 110 VA 500 VA 100 VA ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A separately excited DC motor has an armature resistance of 0.5 Ohm. The supply voltage is 250V. Armature current is 20A and the speed of rotation is 1500 rpm. Find the torque developed? 15.28 Nm 16.55 Nm 15.6 Nm Zero 15.28 Nm 16.55 Nm 15.6 Nm Zero ANSWER DOWNLOAD EXAMIANS APP
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