Answer / tanmay kumar

Because every test has its own specification ,like bdv test for oil,tan delta for bushing,ir for hv,and lv windings..in a single test it is nt posible to test the whole transformer.

in an open circuit. test there is no load curent.. but secondary. ia open then no urrent have to flow but there a smaller current flows why?

4 Answers   Rubber Park,

---

In my home i am getting too much electricity bill (more than 4000) but I am very much sure that we are not consuming that much. How i can check this ?

6 Answers  

---

Even when a particular generator in a generating station is under maintenance we are still able to maintain the same power output. How is this possible? Does the tie line between 2 generating stations have a role to play in it?

1 Answers   NTPC,

---

what are safety seals in HT line?

2 Answers  

---

Hi, We have have the major losses between BBT ( Bus Bar Trunking) to LT Incomer & LT to HT incomer, how to arrive the losses?

1 Answers  

---

hi frnds.....anyone get any reply from HPCL. I HAVN'T.....B,COS written will b on FEB 17 th.

1 Answers   HPCL,

---

1.Why use in ups in software's,reason,and pls explain. 2.what is the isolation transformer and main use it's functioning and partes.

5 Answers   TATA, Wipro,

---

how to calculate knee point voltage for pt?

1 Answers   Amec,

---

How the power factor is more in high speed machines

1 Answers  

---

how to calculate power consumption in slip ring motor at different step

0 Answers   ABB,

---

what is current actully?significance of current...not rate of change of flow.....

3 Answers  

---

what is the difference between Earthing,Grounding and neutral?

3 Answers   Biocon, Tata Steel Limited,

---