Electrical Machines A 4 pole dc generator is running at 1500 rpm the frequency of current in the armature winding is 150Hz. 50Hz. 200Hz. 100Hz. 150Hz. 50Hz. 200Hz. 100Hz. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines There are two 2-pole DC machines. Main field axis of machine A is horizontal and that of B is vertical. It is preferable to purchase none of these machine A machine B any of the two machines none of these machine A machine B any of the two machines ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines An unexcited single phase synchronous motor is reluctance motor. repulsion motor. universal motor. AC series motor. reluctance motor. repulsion motor. universal motor. AC series motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In normal dc machines operating at full-load conditions, the most powerful electromagnet is armature winding field winding interpole winding interpole and compensating windings together armature winding field winding interpole winding interpole and compensating windings together ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following is/are not a self starting motor? both 1 and 2 1-phase induction motor None of these 3-phase induction motor both 1 and 2 1-phase induction motor None of these 3-phase induction motor ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In which of the following motors DC excitation is not required? 3-phase synchronous generator reluctance motor 3-phase synchronous motor hysteresis motor 3-phase synchronous generator reluctance motor 3-phase synchronous motor hysteresis motor ANSWER DOWNLOAD EXAMIANS APP