Why the vector group of excitation transformer in static excitation system is Dy5?

2 Answers   CSEB, SRF,

---

What is the settings of distance protection relay in 400 kv line

0 Answers   Crompton Greaves,

---

how to calculate lighting for a room

2 Answers   Coca Cola,

---

why all selected supply voltage are multiple of 11

1 Answers   Gamesa, Suzlon,

---

how rectifier transformer work in electroststic precipetatore(esp?

0 Answers  

---

At a family reunion were the following people: one grandfather, one grandmother, two fathers, two mothers, four children, three grandchildren, one brother, two sisters, two sons, two daughters, one father-in-law, one mother-in-law, and one daughter-in-law. But not as many people attended as it sounds. How many were there ?

6 Answers   CTS,

---

If we use 250A MCCB as a incomer in Control panel for a fault level of 50kA for one second ,assuming temperature rise from 85 Deg. to 100 Deg , Then what will be the Aluminium Bus-bar size for 250A MCCB? Explain in detail.

0 Answers   Usha Capacitors,

---

what will happen if the secondary of current transformer kept open....

11 Answers  

---

Keywords: Die, Card, Coin, B/N 2 To 12

0 Answers   TCS,

---

why in generating station generation voltage is 11 kv

1 Answers   L&T, Usha Martin,

---

A mass of 1200g is accelerated at 200 cm/s2by a force. The value of the force required is:(a) 2.4N(b) 2400N(c) 240 kN(d) 0.24N

0 Answers  

---

what is the difference between vector scale and vector diagram?

1 Answers  

---