Electrical Machines Eg (generated emf) and Eb (back emf) both are different. none of above. changes. same. different. none of above. changes. same. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The effect of ------------------ on main field flux is armature reaction? armature flux All of these armature mmf armature current armature flux All of these armature mmf armature current ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Type of single phase motor having highest power factor at full load is capacitor run. split phase. capacitor start. shaded pole type. capacitor run. split phase. capacitor start. shaded pole type. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Consider a separately excited DC motor. If the field current is increased while the armature terminal voltage is held constant, then speed of the motor will Decrease.d none of these. remains same. increase. Decrease.d none of these. remains same. increase. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In IM the rotor lamination can be ________________ than stator laminations. thicker. thinner. sipper. rotor can not have any laminations. thicker. thinner. sipper. rotor can not have any laminations. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines DC machine windings are full pitched either of these short pitched None of these full pitched either of these short pitched None of these ANSWER DOWNLOAD EXAMIANS APP
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