Why in Hv transmission line as we see there are generally 6 or more than 4 conductor wires are used instead of 4 i.e. 3 for phase and 1 for neutral wire?????

2 Answers  

---

Hy the hydro power stations have high transmission and Distribution costs?

3 Answers  

---

what is the difference between Current transformer & Capacitive voltage transformer

2 Answers   ABB,

---

What happen if LV supply is fed to a HT motor?

19 Answers   ITC Infotech, Jindal,

---

why voltage form factor of PT are increase , when it is ecpected heigher spikes in system. how it is calculated.

0 Answers   HAL,

---

---

In an alternator running with a balanced zero p.f. lagging load, phase differernc between the resultant armature flux and main field flux is always____? options is 180 degree....why?? explain.

1 Answers   BREB,

---

7. A resistance of 30 ohm is connected across 240v supply. If a resistance R ohm is connected in parallel with 30ohm resistor across the same supply, the current drawn becomes triple of original one The unknown resistor R is

2 Answers  

---

what heppend if we are connected u1-v1-w1 as a star point in the place of u2-v2-w2 in power genration

0 Answers  

---

Please explain open transition and closed transistion system in Star delta Starter?and also the state difference of both?

4 Answers  

---

What do you mean by cold shinkable cable joint.How it is done.

0 Answers  

---

how DC is differ from AC ? what are the difference between them ?exept (P-N)&(+__-)

2 Answers  

---

Batteries. What is the difference between Lead and Nickel batteries ?

0 Answers  

---