who is make controlling in the reactive power that genarted in AS genrator(the exitaion currnt or exitation voltge)

2 Answers  

---

How will polarity test of Dy5 Transformer ?

0 Answers  

---

what is the use of neutral displacement relay

1 Answers   OCL,

---

Define over current & earth fault ?how its functioning ?

1 Answers  

---

does the transmission line model also requier active power in no-load operation?

1 Answers  

---

why we need the starters for motors

1 Answers   L&T,

---

If you don’t have coal, salt and copper, then how would you earth your connection temporarily at a camp site.?

2 Answers   Focus,

---

What is meant by pilot exciter and its working?

2 Answers  

---

when we change tha taps from 1-16 in 100mva tr whether a constant voltage avaliable till it reaches tap 16 or voltage change as per taps change

1 Answers  

---

WHAT ARE THE DATAS REQUIRED FOR PROTECTION AND METERING AND CONTROL AND LOGIC PREPARATION,HOW TO STUDY THE PROTECTION AND METERING?

0 Answers   L&T,

---

In DC while we mention the voltage we are using -48V but in case of AC we mention only 230V not -230V, why we using -48V not 48V

2 Answers  

---

what is ohms law?

7 Answers  

---