Why arc quenching is used in Diode ?

2080

Is it posible to instal one more SMDB from the existing SMDB and is it practical.

2048

Leakage current,un balance current which relay using for high voltage transmission?

2123

Define phase lag and phase lead?

1082

Should power factor be low or high?

1134

what is the working principle of energy saver control panel. please give the complete calculation & theory.

2382

what is the use of the circle diagram

5487

What is q factor?

1082

What is float cum boost charging system?

2011

what is the reqirred voltage in HT motor to get full RPM on no load test?

2016

what is the differencce inn series and cascade connection??

4689

what are the applications of transistors with low dc gain, high dc gain and medium dc gain( beta)?

1728

234 MVA Generator 3 phase Short circuit current Values required? Gen set Rating-234 MVA, Gen Voltage-18kv, PF;0.8, Xdv:23.5 %, Transformer Rating-18/380KV, 680MVA,Yndd1 two winding, Step up TR, ZT:35.50 %,X/R 4.33 Gen CB Position, CB open ,Disconnected open, Generator Running Voltage 18 Kv, Bi mistakes generator side earth switch Closed during that time short circuit current level in 3 Phase required, and how to test on site 234MVA Generator Short circuit current,

1990

armature winding of dc machine produce alternating emf then it convert in to dc by using commutator.But only we consider armature resistance why don't we consider inductive reactane effect?

2029

gas turbine genrator reactances

1965