Answer / mayur

66*66/400 = 10.89 approx. 11 MVA
where 66kv is a voltage level,
and 400 ohm is a surge impedance of overhead transmission line.

WHAT IS THE DG OIL SPECIFICATIONS AND WHAT IS THE DIFFERENCE BETWEEN THE DG OIL AND TRANSFORMER OIL

4 Answers  

---

The size and construction of bushings in a transformer depend upon?

0 Answers  

---

Write the analogous electrical elements in force current analogy for the elements of mechanical translational system.

0 Answers  

---

Explain how you intend to work under pressure to meet up with deadline target?

0 Answers  

---

Define magnetic centre in a motor?

1 Answers  

---

---

WHAT WILL HAPPEN IF WE START A MOTOR WITH STAR & IT IS RUNNING WITH STAR CONNECTION INSTEAD OF DELTA

3 Answers  

---

How to calculate voltage drop in copper and aluminium cable? I have laid 240Sq.mm Aluminium cable for the length of 600 Mtrs in 1 Mtrs underground. Normal load is 150A. Transformer is 630KVA, 6.KV/433V. But, I am getting only 395 Volts when load. How to calculate voltage drop and what is the permissible voltge drop for this circuit?

1 Answers  

---

what is reactive power?, why its measured in VA ? is it transient behavior of system?

0 Answers  

---

a.)Ammeter and Voltmeter read rms value or avg. value ? b.)What are symmetrical and Unsymmetrical faults?

2 Answers  

---

In a circuit a capacitor (paper capacitor ) was burned due to over voltage in this case can we replace that type cappacitor with other tye capacitor ?

1 Answers  

---

Why alternators are rated in KVA?

12 Answers  

---

Why Transformer in KVA?

41 Answers   APCPDCL, Apollo Power, College School Exams Tests, Electrical Tech, Hitech, HP, L&T, MDL, Oil and Gas Jobs, TATA,

---