Describe the working of 3φ fully controlled bridge converter in the rectifying mode and inversion mode. And derive the expressions for average output voltage and rms output voltage?

1172

Please send RRB section engineer's signal paper of past 20 years.This is very urgent.I am giving section engineer exam this syear

2197

what is a voltage transfer curve of an op-amp?

1070

What is meant by high frequency carrier gating?

1244

What is meant by unidirectional or half-wave ac voltage controller?

1017

What is meant by phase reversal?

1145

how can i prepare for the apgenco can u send old qps to jeedipally@gmail.com

3548

please send me rrb gorakhpur je teli question paper

3723

Two initially identical samples A and B of pure germanium are doped with donors to concentrations of 1*10, 20 m-3 and 3*10, 20 m-3 respectively. If the hole concentration in A is 9*10 12 m-3, then the hole concentration in B at the same temperature will be

1609

What types of carriers are present in space charge region?

1214

why we are using the bridge rectifier in most of the circuits instead of full wave rectifier even though the output of both are same?

993

Why does mode in arm in cpsr have 5 bits instead it can have only 3 bits to define all the 7 modes?

1007

Why is collector region is greater than emitter region?

1122

Why does a pure semiconductor behave like an insulator at absolute zero temperature?

1209

WHEN +VE VOLTAGE ON THE GATE P-CHANNEL JFET IS INCRESED DRAN CRICUT WILL BE WHAT CONDITION

1980