Electrical Machines The effect of ------------------ on main field flux is armature reaction? All of these armature flux armature mmf armature current All of these armature flux armature mmf armature current ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The voltage regulation of a DC generator at full load being zero implies that the generator is shunt connected. series connected. cumulatively compounded. deferentially compounded. shunt connected. series connected. cumulatively compounded. deferentially compounded. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The flux is maximum in the following part of a DC motor: pole core. under the interpole. under trailing pole tip. under leading pole tip. pole core. under the interpole. under trailing pole tip. under leading pole tip. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The emf induced in the dc generator armature winding is None of these AC AC and DC DC None of these AC AC and DC DC ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In applied voltage is reduced in a dc shunt motor Full load current. Full load speed. Full load torque. None of these. Full load current. Full load speed. Full load torque. None of these. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In case of induction motors the ratio of length to pole pitch for minimum cost, is taken as 1.5 to 2. 2 to 3. 3 to 5. 1.0. 1.5 to 2. 2 to 3. 3 to 5. 1.0. ANSWER DOWNLOAD EXAMIANS APP
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