Answer / prakash dewangan

Because Y phase is less prone to faults. B phase is prone
to earth fault and R phase is prone to lightning. So Y
phase is more safe for wave trap.

why and how voltage sharing in transformer, during magnetic balance test ?

0 Answers   ME,

---

what happens to current , when voltage drops .?

11 Answers  

---

What are the advantages of using distance protection schemes as opposed to normal overcurrent/ earth fault protection on high voltage feeders.

0 Answers   Eskom,

---

Is it mandatory statutory requirement of transformer oil filtration annualy despite oil is withstanding required dieelectrical strenth and all others parameters

5 Answers  

---

why inuctive drop is not consider in DC MOTOR

2 Answers  

---

At what voltage domestic tubelight works?

2 Answers   Cigfil, L&T, MNC,

---

What is ESP how its work &what is corona ? con insulater&drive insulater where it is used ? Any body says that pls

3 Answers   Travancore Titanium Products Ltd TTPL,

---

R u say ,that is there is any flux in your room.

1 Answers  

---

What should be the earth pit resistance value?

7 Answers   BARC,

---

if we supply DC power to AC transformer then what its result?

15 Answers  

---

What is the dc grounding system and what is diff between AC/DC grounding system?

0 Answers  

---

In an ammeter used for measurement of current, what is the meaning of the representation of range as '0-50-300'?

4 Answers  

---