Answer / chandramohan

mineral oil

Answer / manasa

mineral oil is used in transformers.

Answer / natha

mineral oil.for more details on testing and other standards please visit this link
http://www.bis.org.in/sf/etd/ETD03(6251).pdf

Answer / bhuwneshwar

MINARL OIL

Answer / vishal

crude petroleum oil

Answer / abdul ghouse

This is usually called Vegitable oil or Transformer oil

why told ' x ' mer to transformer

1 Answers   Electrotherm,

could anyone suggest project title

1 Answers   Engineering,

What is the major differences between RCCB & ELCB? If we use ELCB of less sensitivity why does it trip often and can we control it from tripping?

1 Answers  

What difference between MCB,MCCB,RCCB,ELCB please explain briefly with its rating.

3 Answers  

Hello friends, Can anyone explain the concept of zones in Bus bar protection and how can we differentiate the main zone and check zone in Bus bar protection

1 Answers   ABB, NCC,

What is mean by diversity Fator?

7 Answers  

why we are discharging h.t supply during shutdown time

1 Answers  

What are the circuit models used for analysis of medium length transmission lines? Which one is superior? Support your answer.

1 Answers   UPSC,

what is the criteria for selecting fuse rating in 1phase, 2phase & 3phase welding sets?

0 Answers  

What will happen if 40W and 60W Bulb is Connected in Series.

2 Answers  

In 3phase supply Voltage will come around 370v then what will happen?(mean what will effect on electrical equipment like AC,UPS,Motors.)

1 Answers   NTPC,

what is the difference between elcb,rccb,mcb.

8 Answers   HCL, RCCB,