Electrical Machines When an electric train is moving down a hill, the DC motor will operate as DC shunt motor. DC series motor. DC series generator. DC shunt generator. DC shunt motor. DC series motor. DC series generator. DC shunt generator. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines When excitation is increased (over excitation), the synchronous generator operates at leading power factor. any of the above. unity power factor. lagging power factor. leading power factor. any of the above. unity power factor. lagging power factor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Armature reaction of an unsaturated DC machine is magnetising. demagnetising. none of above. crossmagnetising. magnetising. demagnetising. none of above. crossmagnetising. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a dc machine 6 pole wave winding is used. The number of parallel paths are? 6 2 1 4 6 2 1 4 ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Two transformers operating in parallel will share the load depending on their leakage reactance efficiency ratings per unit impedance leakage reactance efficiency ratings per unit impedance ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines What is the actual arrangement of series wound generator? Armature and field both are parallel. Armature winding is in series with load. Armature and field both are in series with the load. Armature and field both are connected. Armature and field both are parallel. Armature winding is in series with load. Armature and field both are in series with the load. Armature and field both are connected. ANSWER DOWNLOAD EXAMIANS APP
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