Electrical Machines At the instant of starting, the per unit slip of 3 - Φ induction motor is 0.1. 1.0. 0.5. 0.05. 0.1. 1.0. 0.5. 0.05. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The air gap between the yoke and armature is dc machine is kept very small to achieve a stronger magnetic field. to avoid locking of the armature. All of these to avoid over heating. to achieve a stronger magnetic field. to avoid locking of the armature. All of these to avoid over heating. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In DC generators brushes are used for collecting of current without any sparkings reduce eddy current loss collecting of voltage convert ac armature current in to dc collecting of current without any sparkings reduce eddy current loss collecting of voltage convert ac armature current in to dc ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In shapers and slotters which motor are preferred? Slip ring IM. Synchronous motor. Double cage motor. Squirrel cage IM. Slip ring IM. Synchronous motor. Double cage motor. Squirrel cage IM. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines For a DC Motor for constant load torque, what will happen to the armature current if armature resistance increases? Increases. Decreases. Remain unchanged None of above. Increases. Decreases. Remain unchanged None of above. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 440 V, 3-phase, 10 pole and 50 HZ synchronous motor delivering a torque of 50 N-m, delivers a power of 1000W 500W 3000W 100W 1000W 500W 3000W 100W ANSWER DOWNLOAD EXAMIANS APP
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