Electrical Machines If direct axis reactance Xd and quadrature axis reactance Xq are equal, then reluctance power is maximum All of these minimum zero maximum All of these minimum zero ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 3 phase stepper motor has 6 stator poles and 4 rotor poles, then find the step angle? 45° 10° 30° 60° 45° 10° 30° 60° ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In DC generators, the cause of rapid brush wear may be rough commutator surface. any of above. severe sparking. imperfect contact. rough commutator surface. any of above. severe sparking. imperfect contact. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines For power factor improvement the synchronous motor is to be lightly loaded and underecited heavily loaded and underexcited lightly loaded and over excited heavily loaded and over excited lightly loaded and underecited heavily loaded and underexcited lightly loaded and over excited heavily loaded and over excited ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The shaft of induction motor should be any of these. stiff. hollow. flexible. any of these. stiff. hollow. flexible. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The speed of rotation of 5th harmonic component in the stator of an induction motor is 0.5 times the synchronous speed. (1 / 5) times the synchronous speed. 5 times the synchronous speed. (1 / 15) times the synchronous speed. 0.5 times the synchronous speed. (1 / 5) times the synchronous speed. 5 times the synchronous speed. (1 / 15) times the synchronous speed. ANSWER DOWNLOAD EXAMIANS APP