Answer / sheikh

Yes . IGBT switching response is better.

Answer / sanjna

YES, WE CAN USED.....
IN ALL AC TO DC CONVERTING DEVICES IGBT IS USED.

why designer use kva rating instead of kw in transformer rating???????????????

9 Answers  

---

could i arrange a faulty and healthey battery bank togather in parallel , if your ans is not then why?

3 Answers  

---

True or false question. 1.The fuse provide phase and neutral 2.power loss in electrical circuit can take place in (resistance or inductance or capacitance). 3.two phase system each phase has separated by a phase difference of (90 or 180 or 270 or 45). 4.3 phase balanced star connected load neutral current shall be (line current or phase current or zero or unity)

0 Answers  

---

For some transformers we are using solid neutral earthing while some others we are using resistance earthing why ?

0 Answers  

---

why do we use UPF watt meter in short circuit test of the transformer and LPF watt meter in open circuit test of the transformer

2 Answers   Bell, TCS,

---

what is the calculation method to design core and winding of a 200kva 3phase distribution transformer?

0 Answers  

---

what is the difference between bus-coupler and bus-riser

2 Answers  

---

Slip at maximum torque depends on A rotor resistance and reactance B stator reactance C load current D stator resistance

1 Answers  

---

what are the sections in a high voltage system(eg:incomer,buscoupler,isolator

1 Answers   IGL, L&T,

---

who is ohm's and his law ?

1 Answers  

---

what is inter connected dc generator?

0 Answers   Lovely Professional University,

---

why we r fixing harmonic filter

3 Answers   Siemens,

---