Electrical Machines The current drawn by a 220 V DC series motor of armature resistance 0.5Ω and back back emf 200 V is 440 A. 40 A. 400 A. 44 A. 440 A. 40 A. 400 A. 44 A. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Ratio of starting torque to full load torque is minimum in Differential compound motor. Cumulative compound motor. Shunt motor. Series motor. Differential compound motor. Cumulative compound motor. Shunt motor. Series motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The direction of rotation of a 3 - Φ induction motor can be reversed by transposing any two leads from slip rings. disconnecting any one phase. transposing any two leads from supply. transposing all the three leads from the supply. transposing any two leads from slip rings. disconnecting any one phase. transposing any two leads from supply. transposing all the three leads from the supply. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In DC machine yoke offers both A and B mechanical protection to the machine flux path completion produce working flux both A and B mechanical protection to the machine flux path completion produce working flux ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If the mechanical angle α between the stator and rotor poles increases, then the stator current None of above. Decreases. Increases. Remains unchanged. None of above. Decreases. Increases. Remains unchanged. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 4-pole generator with 16 coil has a two layer lap winding. The pole pitch is 32. 4. 16. 8. 32. 4. 16. 8. ANSWER DOWNLOAD EXAMIANS APP
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