Electrical Machines Which of the following represents the operating region of slip in a 1-phase induction motor? -1 < S < 1 0 < S < 2 0 < S < 1 -2 < S < 2 -1 < S < 1 0 < S < 2 0 < S < 1 -2 < S < 2 ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The size of inter poles is small as compared to main poles. What is the reason? In order to get saturated. In order to not to get saturated. All of these In order to get more flux. In order to get saturated. In order to not to get saturated. All of these In order to get more flux. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The armature of DC motor is laminated to reduce the inductor. to reduce the mass. to reduce the hysteresis loss. to reduce the eddy current loss. to reduce the inductor. to reduce the mass. to reduce the hysteresis loss. to reduce the eddy current loss. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines During no load test, an induction motor draws power for core loss and copper loss. only for the small copper loss. for copper loss and windage friction loss. for core loss and windage and friction loss. for core loss and copper loss. only for the small copper loss. for copper loss and windage friction loss. for core loss and windage and friction loss. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a transformer operating at constant voltage if the input frequency increases, the core loss None of these decrease. remains constant. increase. None of these decrease. remains constant. increase. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 10 kW, 230 V, dc shunt machine has four terminals brought out through four leads. For this machine armature winding has thick leads whereas field winding has thin leads both the windings have thin leads both the windings have thick leads armature winding has thin leads whereas field winding has thick leads armature winding has thick leads whereas field winding has thin leads both the windings have thin leads both the windings have thick leads armature winding has thin leads whereas field winding has thick leads ANSWER DOWNLOAD EXAMIANS APP
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