Answer / dp kothiyal

due to capacitance between ground - primary or ground-
secondary. for safety of human being as well as windings it
is grounded.

Answer / k.prakashchandra

To remove the influence of high voltage of primary in the
secondary due to capacitance between primary and secondary .

Answer / kvn

when it is open huge amount of voltage produced in secondary circuit of CT.which cause severe damage to power system equipments.To prevent this condition we usually shorted ct secondary.

Answer / yvr.vijji@gmail.com

due to the induction effect

what are difference between indoor and out door substation

1 Answers  

---

Can we use same copper cable for both AC & DC power.

3 Answers  

---

1. what is the power factor of a purely inductive load? 2. Which type of transformer connection is preferred in case of power supply transformers? 3. In power transformer usually which winding is closer to the core? 4. what will happen to the generated emf if the no. of poles of an alternator is increased?

5 Answers  

---

I am working in transmission network, one of my 66kv line having short distance about 6km, when sending end voltage is 67kv receiving end get 69kv, i want to know that, does distance affects in this matter, please explain in this matter & if possible answer me on my mail id, kaushikkumar.vanavi@getcogujarat.com, kaushik.vanavi@gmail.com

5 Answers  

---

What is the method of estamating of cable, CB,MCB ?

0 Answers  

---

---

How will be the single line diagram of series trip HT breaker? how it works?

0 Answers   HAL,

---

Which motor has more efficiency ;Synchoronous or Induction motor ?

4 Answers   TATA,

---

WHAT IS LINE TRAP,HOW IS IT FUNCTION?

1 Answers   L&T,

---

why is the size of earth conductor is half of phase conductor.

1 Answers   Century Pulp and Paper, L&T,

---

If the primary side current of 33/11 transformer is 64 amps then what will be secondary side current?

2 Answers  

---

why inductance is not present in a incandescnt lamp?

2 Answers  

---

how we can calculate earth fault current?

1 Answers   Alchemist,

---