Electrical Machines In which of the following generators negative voltage regulation can occur? both B and C series generators over compound generator shunt generator both B and C series generators over compound generator shunt generator ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines What is the actual arrangement of series wound generator? Armature and field both are parallel. Armature and field both are in series with the load. Armature and field both are connected. Armature winding is in series with load. Armature and field both are parallel. Armature and field both are in series with the load. Armature and field both are connected. Armature winding is in series with load. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Compensating winding are used to rectify the flux density waveform at throughout the air gap. None of these region under main pole. interpole region. throughout the air gap. None of these region under main pole. interpole region. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If the excitation of the synchronous generator fails, it acts as a/an synchronous generator. synchronous motor. induction motor. induction generator. synchronous generator. synchronous motor. induction motor. induction generator. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a three phase star - delta transformer, what is the angle difference between primary and secondary phase voltages? Delta side lags by -30°. Delta side leads by 30°. Star side leads by 30°. Star side lags by -30°. Delta side lags by -30°. Delta side leads by 30°. Star side leads by 30°. Star side lags by -30°. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In dc machines, the armature windings are placed on the rotor because of the necessity for commutation electromechanical energy conversion generation of voltage development of torque commutation electromechanical energy conversion generation of voltage development of torque ANSWER DOWNLOAD EXAMIANS APP
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