Answer / k.mareeswari

Electric train uses only one conductor.It doesn,t need any
separate neutral line because rail itself acts as neutral
path or return path.
And this runs in single phase.

Answer / virendra

Addition to the above Electrical train motor is DC series
moter & runs at 25 kv , it runs on single phase & the
return path will be trhough the track which is again earth
at several places.

Answer / pavan sharma

additional in above we use negative booster to control
effect of voltage drop on rail track

Here iam a question with SYNCHRONIZATION PANNEL related issue, as i want to design a SYNC.pannel board iam giving the 2 nos of 1MVA Generators to sync pannel , then what wil be the out put of the sync pannel, whether it wil be one cable coems from the sync panel or two cables.. as iam using two transformers to meet my load demand, so pls clear me whether two cables comes from sync panel to connect to transformers or only one cable

3 Answers  

---

battery dis charge condition long time condtion?

1 Answers  

---

Explain RYB?

21 Answers  

---

insulators advantage in transformer yard?

1 Answers  

---

what is the meaning of Air condition "TON"

3 Answers  

---

What is clock position of Transformer?what are the clock positions are there?and what is different of them?

0 Answers   Synergy,

---

what is the ground fault relay,which purpose it will be use,clearly tell me plz

0 Answers  

---

why onlyseries motors are used as universal motors? why not shunt?

4 Answers   TCS,

---

What is systematic error?

0 Answers  

---

what is the difference between a frequecy converter and an electric inverter?

2 Answers  

---

WHAT IS SERVO MOTOR

1 Answers   Fluxys, Infosys,

---

How core saturation effects the secondary voltage (whats the theory) of a current transformer in service?

1 Answers  

---