Electrical Machines A 3-phase 6 pole 50 Hz induction motor is running at 5% slip.What is the speed of the motor? 950 rpm 900 rpm 1000 rpm 850 rpm 950 rpm 900 rpm 1000 rpm 850 rpm 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 thin leads whereas field winding has thick leads both the windings have thin leads both the windings have thick leads armature winding has thick leads whereas field winding has thin leads armature winding has thin leads whereas field winding has thick leads both the windings have thin leads both the windings have thick leads armature winding has thick leads whereas field winding has thin leads ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In an auto-transformer, power is transferred through induction process only. both A and B. conduction process only. None of these induction process only. both A and B. conduction process only. None of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In shunt dc motor the direction of rotation of the motor will reversed. When only armature terminals are reversed. either field terminals are reversed or armature terminals are reversed. only field terminals are changed. none of above. only armature terminals are reversed. either field terminals are reversed or armature terminals are reversed. only field terminals are changed. none of above. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines When excitation is increased (over excitation), the synchronous generator operates at leading power factor. lagging power factor. any of the above. unity power factor. leading power factor. lagging power factor. any of the above. unity power factor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In DC generator on no-load, the air gap flux distribution in space is sinusoidal. pulsating. triangular. flat topped. sinusoidal. pulsating. triangular. flat topped. ANSWER DOWNLOAD EXAMIANS APP
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