Answer / vaseekaran

1. We should know the load going to connect.
2. Maximum load rating going to use.
3. The temperature of the circumstance the cable is going to lay.
4. Condition of the cable(open cable or buried).

Answer / suni

If current rating is given .We can easily get the wire
size by checking
websitehttp://www.interfacebus.com/Copper_Wire_AWG_SIze.html

WHAT IS RMU AND WHAT IS ITS FUNCTION AND HOW TODISCONNECT

3 Answers   Bhel,

---

What is the purpose of SOTF being used inspite of distance Protection given?

7 Answers   Alstom,

---

How the Transformer oil testing is done & Why oil dielectric goes LOW & what is solution for that ??

3 Answers   NTPC,

---

What is clean Earth System ?

3 Answers  

---

why motor run slow speed in star connection?explain how?

3 Answers  

---

how hazordious area is classified at an oil & gas plant and categorise suitable class of electric equipment in that area like induction motors, LCS, Lighting Fixtures Fluerescent/Flood lights Mercury& sodium lights, J.Bs, Power Cables etc

0 Answers  

---

in an open circuit. test there is no load curent.. but secondary. ia open then no urrent have to flow but there a smaller current flows why?

4 Answers   Rubber Park,

---

what is meant by LCR meter? where its useful ?

0 Answers  

---

what is the formula for calculating of dielectric strength of transformer oil.

2 Answers   Bhel,

---

Why is the electric shock from the DC supply is more dangerous than the shock from AC supply.

8 Answers   IBM,

---

What is a differential amplifier? Also, explain cmrr.

0 Answers  

---

plz send me the placement interview question and answers of whizchip(technical and apttitude)..i have an interview in next.

0 Answers  

---