Electrical Machines In DC generators, the residual magnetism is of the order of 10 %. 15 %. 2.5 %. 20 %. 10 %. 15 %. 2.5 %. 20 %. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Compensating windings is placed in which part of a D.C motor? On yoke in the inter pole gap. On yoke in the pole faces. None of these On armature. On yoke in the inter pole gap. On yoke in the pole faces. None of these On armature. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a dc machine, the demagnetizing effect of armature reaction is due to component of armature mmf along field axis non-sinusoidal nature of armature mmf magnetic saturation in half of the field pole uneven air-gap length component of armature mmf along field axis non-sinusoidal nature of armature mmf magnetic saturation in half of the field pole uneven air-gap length ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which motor used in Lathe machine? D.C . series motor. D.C. cumulative compound motor. None of these D.C. shunt motor. D.C . series motor. D.C. cumulative compound motor. None of these D.C. shunt motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following motor has the highest power factor at full load? Capacitor start Capacitor run Shaded pole Resistance split phase Capacitor start Capacitor run Shaded pole Resistance split phase ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Commutator pitches of duplex and simplex lap windings are respectively 4 and 2 2 and 2 2 and 1 4 ang 1 4 and 2 2 and 2 2 and 1 4 ang 1 ANSWER DOWNLOAD EXAMIANS APP
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