Electrical Machines Which of the following are variable losses? eddy current loss shunt field copper loss hysteresis loss armature copper loss eddy current loss shunt field copper loss hysteresis loss armature copper loss ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The shaft of induction motor should be flexible. any of these. hollow. stiff. flexible. any of these. hollow. stiff. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If the field winding connection of DC shunt motor is changed It will run in same direction. motor will not run. It will run in opposite direction. motor will become slow. It will run in same direction. motor will not run. It will run in opposite direction. motor will become slow. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following is/are not a self starting motor? 3-phase induction motor 1-phase induction motor both 1 and 2 None of these 3-phase induction motor 1-phase induction motor both 1 and 2 None of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a DC generator, if P be the number of poles and N be the rpm of the rotor, then frequency of magnetic reversals will be PN/60. PN/3000. PN/120. PN/2. PN/60. PN/3000. PN/120. PN/2. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 220 V DC machine has an armature resistance 1 Ω. If the full load current is 20 A, the difference of induced voltage between generator and motor is 0 V. 20 V. 40 V. 60 V. 0 V. 20 V. 40 V. 60 V. ANSWER DOWNLOAD EXAMIANS APP
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