Electrical Machines Which of the following relation is correct? Xd = Xq. Xd < Xq. Xd > Xq. None of these Xd = Xq. Xd < Xq. Xd > Xq. None of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following are variable losses? armature copper loss shunt field copper loss eddy current loss hysteresis loss armature copper loss shunt field copper loss eddy current loss hysteresis loss ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Number of tappings for each equalizer ring is equal to number of commutator segments. number of poles. number of parallel paths. number of pole pairs. number of commutator segments. number of poles. number of parallel paths. number of pole pairs. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Armature of DC machine is made of non-ferrous material. conducting material. silicon steel. insulating material. non-ferrous material. conducting material. silicon steel. insulating material. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines _____________ types of induction motor are widely used. Squirrel cage IM. Slip ring IM. Three phase IM. Single phase IM. Squirrel cage IM. Slip ring IM. Three phase IM. Single phase IM. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In dc machines, 1. reactance voltage is proportional to armature current 2.reactance voltage is proportional to core length 3.reactance voltage is due to self-flux of the coil undergoing commutation 4. armature-cross flux is neutralized by interpolar flux 5. interpolarmmf is more than armature mmf in the interpolar zone From these, the correct answer is 1, 2, 5 2, 3, 4 1, 2, 3, 4 1, 3, 5 1, 2, 5 2, 3, 4 1, 2, 3, 4 1, 3, 5 ANSWER DOWNLOAD EXAMIANS APP
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