Electrical Machines A DC generator beyond critical resistance will generate no voltage. maximum voltage. maximum current. maximum power. no voltage. maximum voltage. maximum current. maximum power. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The output power of a dc motor is given by EIa. EbIa. none of these. EbIa2. EIa. EbIa. none of these. EbIa2. 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. 800 Amp. 400 Amp. 0.5 Amp. 320 Amp. 800 Amp. 400 Amp. 0.5 Amp. 320 Amp. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a transformer maximum flux density is not constant, the eddy current loss varies as V² f V f² V² f V f² ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In case of a conductively compensated DC series motor, the compensating winding is provided In series with the armature winding. In parallel with the armature winding. In parallel with the field winding. As a separate unit. In series with the armature winding. In parallel with the armature winding. In parallel with the field winding. As a separate unit. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following motors is/are widely used? slip ring induction motor squirrel cage induction motor either of these None of these slip ring induction motor squirrel cage induction motor either of these None of these ANSWER DOWNLOAD EXAMIANS APP
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