Electrical Machines Which of the following is not a part of transformer? Commutator. Conservator tank. Radiator. Tap changer. Commutator. Conservator tank. Radiator. Tap changer. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a transformer maximum flux density is not constant, the eddy current loss varies as V V² f² f V V² f² f ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Equalizer rings are used in which of the followings? both 1 and 2 lap winding None of these wave winding both 1 and 2 lap winding None of these wave winding ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Current in a coil undergoing commutation is not able to get reversed completely by the end of commutation period. It is due to None of these reactance voltage induced in the coil. coil resistance. armature emf. None of these reactance voltage induced in the coil. coil resistance. armature emf. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines What type of dielectric material is used in capacitors used for fans and for power factor correction? Oil impregnated paper. Mica. Vacuum. Glass. Oil impregnated paper. Mica. Vacuum. Glass. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines On what factors the speed of dc motor depends? All of these. Applied voltage. Armature current Ia. Field flux. All of these. Applied voltage. Armature current Ia. Field flux. ANSWER DOWNLOAD EXAMIANS APP
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