How to calculate busbar size & what is the procedure we make for determine that?

35 Answers   Auko Tex, Integra, PowerTech, Shadhin Group,

---

why dc supply is given for excitation of ac alternator?how dc can produce flux?

5 Answers  

---

what is the function of anti pumping relays? what is KVAR? How it is generated in alternator? What is 3rd Harmonics? What is IDMT relay?

0 Answers   Aditya Birla,

---

WHAT MEANT BY MCC PANEL?

4 Answers  

---

what is solkor relay and which condition it will act?

0 Answers   Equate, TCS,

---

what is the transformer efficiency?

5 Answers  

---

Explain RYB?

21 Answers  

---

explain working of differential protection for a transformer?

1 Answers   BARC,

---

HOW TO FIND THE PRIMARY AND SECONDARY OF TRANSFORMER(IN OFF CONDITION) USING MULTIMETER? IS IT POSSIBLE FIND BY SEEING RESISTANCE???

4 Answers   Areva,

---

In Railway,why we are used HT Line 25KV ?.why we are not used 11KV,33KV and others for This?

37 Answers   Airtel, BSNL, RRB,

---

What is error of a measurement?

0 Answers  

---

what objective books are good for preparing for PSU's?

3 Answers   NTPC,

---