Electrical Machines Field weakening control method is used for the _________ ? both A and B above rated speed None of these below rated speed both A and B above rated speed None of these below rated speed ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines What is the full form of MNP? Magnetic field neutral pole. Magnetic neutral plane. Magnetic field neutral plane. Magnetic neutral pole. Magnetic field neutral pole. Magnetic neutral plane. Magnetic field neutral plane. Magnetic neutral pole. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a transformer which of the following losses are zero? Rotational loss Copper loss Iron loss All of these Rotational loss Copper loss Iron loss All of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines What is the actual arrangement of series wound generator? Armature and field both are connected. Armature and field both are in series with the load. Armature and field both are parallel. Armature winding is in series with load. Armature and field both are connected. Armature and field both are in series with the load. Armature and field both are parallel. Armature winding is in series with load. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines What will be the eddy current loss if the supply frequency of a transformer becomes double? Remains same. Eight times. Four times. Doubled. Remains same. Eight times. Four times. Doubled. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The armature reaction mmf in a DC machines has a form of triangular. sinusoidal. rectangular. trapezoidal. triangular. sinusoidal. rectangular. trapezoidal. ANSWER DOWNLOAD EXAMIANS APP
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