Electrical Machines A commutator in dc machine provide ----------------- rectification? full wave half wave full wave controlled half wave controlled full wave half wave full wave controlled half wave controlled ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The three point starter is used for Shunt motor. Series motor. Shunt, compound and series motor. Shunt motor as well as compound motors. Shunt motor. Series motor. Shunt, compound and series motor. Shunt motor as well as compound motors. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines For satisfactory performance of 3-phase 480V, 60 Hz induction motor, the supply voltage at 50 Hz should be equal to 350 V. 420 V. 400 V. 480 V. 350 V. 420 V. 400 V. 480 V. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Rotating magnetic field is produced in an induction motor because of stator winding. either stator winding or rotor winding. None of these rotor winding. stator winding. either stator winding or rotor winding. None of these rotor winding. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Ward Leonard control is provides speed control Above rated speed. In one direction only. In both direction. Below rated speed. Above rated speed. In one direction only. In both direction. Below rated speed. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines With the increases in field excitation of a DC generator, its generated emf remains constant. increases. decreases. increases upto a limit and then remains almost constant. remains constant. increases. decreases. increases upto a limit and then remains almost constant. ANSWER DOWNLOAD EXAMIANS APP
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