why we are testing cables with DC supply not with AC supply?

Answer Posted / chalapathi

Compartivley DC testing equipment is more cheap than AC, and
it is more easy to produce required test voltage with DC
comparitively AC

Is This Answer Correct ?    9 Yes 18 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

what is the profesional board for electrical engineer what is thepast and during construction for electrical engineering

1468


How to find ampere on ht side for selection of cable size ???

1339


I HAVE A 50A MCCB AS PER DESIGN LINE WIRE CONNECT UPWORD SIDE AND LOAD IS CONNECTED TO DOWNWARD SIDE TO THE MCCB.IF NOW ANY ONE CHANGE SUPPLY & LOAD(WISEVERSA) WHAT HAPPENS ? DOES MCCB OPERATION OR WORKING FUNCTION NORMAL IF YES THAN WHY THERE ARE MARKED LINE & LOAD ON MCCB.

1931


what is mean by dry frequency

1945


For a stable system, where should the poles of a system be in a root loci plot?

731






sir my exam is on 19/6/2013 under electrical branch pls send me sample aptitude questions as well as sample technical questions for jindal steel and power company

1816


what is motor capacity of 80TR chiller? and also say what is the formula related temperature, motor capacity, TR?

1840


what is the difference between single ratio, multiple core and multiple ratio, multiple core ? please explain.

1728


What do you mean by cogeneration? What its working principle?

2771


what is the principle of operation of tungstun bulb ??

1397


how to calculate earth fault relay current and CBCT ratio

7790


Which cable is use for rtcc control panel

1342


If 22 KV HT line, Current transformer is 25/5 then how to calculate multiplying factor.

617


What is the meaning of dedicated earthing?

1539


v/f drive basic princeple

2004