Electrical Machines A 20KVA auto transformer, turn ratio is 0.8. Find the power transferred conductively? 16KVA 20KVA 0KVA 4KVA 16KVA 20KVA 0KVA 4KVA ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The shaft of induction motor should be any of these. stiff. hollow. flexible. any of these. stiff. hollow. flexible. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Under commutation results in sparking at the middle of the brush. no sparking. sparking the trailing edge of the brush. sparking at the leading edge of the brush. sparking at the middle of the brush. no sparking. sparking the trailing edge of the brush. sparking at the leading edge of the brush. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The armature MMF waveform of a DC machine is pulsating. rectangular. triangular. sinusoidal. pulsating. rectangular. triangular. sinusoidal. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 4-pole dc generator runs at 1500 rpm. The frequencyof current in the armature winding is 25 Hz 0 Hz 50 Hz 100 Hz 25 Hz 0 Hz 50 Hz 100 Hz ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 4 pole dynamo with wave wound armature has 51 slots contains 20 conductors in each slot. If induced emf 357 Volts and speed is 8500 rpm, flux per pole will be 1.4 mWb. 1.2 mWb. 3.5 mWb. 2.7 mWb. 1.4 mWb. 1.2 mWb. 3.5 mWb. 2.7 mWb. ANSWER DOWNLOAD EXAMIANS APP
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