Electrical Machines Total core loss is also called as -------------? Magnetic loss Copper loss Hysteresis loss Eddy current loss Magnetic loss Copper loss Hysteresis loss Eddy current loss 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. 400 Amp. 800 Amp. 0.5 Amp. 320 Amp. 400 Amp. 800 Amp. 0.5 Amp. 320 Amp. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a synchronous motor torque or load angle δ ------------- with increase in load None of these decreases increases remains unaffected None of these decreases increases remains unaffected ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The full load copper loss and iron loss of transformer are 6400W and 5000W respectively. The copper loss and iron loss at half load will be respectively? 1600 W and 1250 W 1600 W and 5000 W 3200 W and 2500 W 3200 W and 5200 W 1600 W and 1250 W 1600 W and 5000 W 3200 W and 2500 W 3200 W and 5200 W ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A large series motor is never started without some mechanical on it because otherwise it will Open fuse or circuit breaker. Produce sparking at brushes. Develop excessive speed and damage itself. Draw too much current. Open fuse or circuit breaker. Produce sparking at brushes. Develop excessive speed and damage itself. Draw too much current. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Generator works on the principle of production static induced emf. None of these dynamically induced emf. both A and B. static induced emf. None of these dynamically induced emf. both A and B. ANSWER DOWNLOAD EXAMIANS APP
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