Answer / raj

naphthenic mineral oil

Answer / samraj

cyclo acten and pentagain

Answer / amol ramchandra dere

The name of transformer oil is Askaryl.

Answer / anil borate

oil used in transformer is askarel..

Answer / surya kant

tranformer oil is an insulating mineral oil & is a
composition of Askarel, pyroclor (naphtheline base)i.e. why
also known by name of naphthenic insulating oil

Answer / vivek patel

fluorinated hydrocarbons

Answer / rajesh

the oil used in t/f is chlorinated diphenylhas
excellent properties like chemical stability, non-oxidizing,
good dielectric strength, moisture
repellant, reduced risk due fire and explosion.

Answer / varadharajan

minaral oil

Answer / abu hosain sardar

low resistance & take highly temperature.

Answer / pawan gangwar

insulating mineral oil.

relation between voltage and frequency.

5 Answers   IIUI, Lucky Cement, Reliance,

Approach of a cooling tower is the difference between temperatures of what factors?

0 Answers   Blue Star,

Which motor has high Starting Torque and Staring current DC motor, Induction motor or Synchronous motor?

5 Answers   BSL, Elite, TTA,

1.Why hydrogen used for cooling in generators 2.Why electrical equipment protected by ground 3.Why earthing for transmission line 4.What is rms value of half wave rectified square wave. If Rms value of actual wave 2amps.

1 Answers   Power Grid,

WORKING PRINCIPLE OF VACCUM CKT BREAKER ?

2 Answers  

if an insulated power and control cables of a running gas diesel gensets laid direct in an open trench i.e, trench bed is not rcc of a power house in which rain water, spillage water alwas exists and all power control cables remains submerged even when gas gensets of 480 kw each runningin on load. These power &control cables runs from power house to switchgear room through these trenches in which water remains most of the time. pl explain its merit & de-merit

0 Answers  

why we store only dc in batteries ?

1 Answers  

While testing a ZCT what parameters have to check or measure?

0 Answers   Indian Railways,

when we catch any one of the phases with our both hands in air(without touching ground),our body acts as a conductor.is it correct.please clarrify it.

4 Answers  

1.what is mean by 8/20 micro sec waveshape

0 Answers   Vedant,

What is the suitable rating of MCB used for 1.5 Ton A.C & why?

4 Answers  

What is percent age of scrap of wires as per IE Rule Clause No in wiring for House and Industrial wiring ?

3 Answers