Electrical Machines For which of the following loads, armature reaction is magnetizing in nature? pure resistive load pure capacitive load None of these pure inductive load pure resistive load pure capacitive load None of these pure inductive load ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Flashing the field of DC generator means neutralising residual magnetism. making the magnetic losses forces parallel. increasing flux density by adding extra turns of winding. creating residual magnetism by a DC source. neutralising residual magnetism. making the magnetic losses forces parallel. increasing flux density by adding extra turns of winding. creating residual magnetism by a DC source. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following is/are the methods to reduce the armature reaction and its effects? compensating winding pole chamfering All of these pole stacking compensating winding pole chamfering All of these pole stacking ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines For a practical synchronous motor the pull out torque will occur when the torque angle is nearly equal to 45°. 0°. 30°. 75°. 45°. 0°. 30°. 75°. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines When maximum starting torque is obtained, rotor power is ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 4 pole wave wound dc motor having flux per pole of 9.56 X 10-3 Wb contains 460 armature conductors with armature resistance of 0.6 ohm. Calculate the starting current flowing through the armature if the supply voltage is 240 volt. 0.5 Amp. 800 Amp. 400 Amp. 320 Amp. 0.5 Amp. 800 Amp. 400 Amp. 320 Amp. ANSWER DOWNLOAD EXAMIANS APP
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