What happens when the polarity changes in CT? Explain
briefly?

Answer Posted / monojit dutta

IF POLARITY CHANGES, THE DIRECTION OF THE CURRENT FLOW WILL
ALSO CHANGE.

Is This Answer Correct ?    4 Yes 9 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

How to setting the volume of RTCC panel AVR (11kv) controller

1183


What kind of preventive maintenance are there for transformer?

1794


what is meant by power and distribution transformer ?

1522


what are the standard IR values should be of R-E, Y-E, B-E, R-Y, Y-B, B-R of VCB in closed condition and in open condition for 500KVA & 1000KVA transformers. and what is the acceptable range when tested by 5000V megger.

1857


I have a small system with two motors that are running on 380 vac, 60 hz. These motors are expensive and I usally get them from Brazil. I am adding another motor to the system, but I want to purchase a 480 vac, 60 hz motor to use. It will be on a VFD that is rated fro 380 thru 480. Is this posible and will I have to use a larger motor and derate it?

1535






Zone of protection and tripping scheme of arc protection relay.

1410


how many current required for hypo test

1466


comparision between ACB and VCB

1922


Why does the speed regulating system adopting I controller have no steady-state error? In this single closed-loop speed regulating system, when the input of the I controller Un=0, what is the output voltage of the regulator? What factors do the output voltage depend on?

1424


we have provided 30 nos. relay contacts in panel.I want to know how do we do the numbering for the relay contacts as per any applicable standards

1552


i need of the bhel question papers along with answers and also give some website names for the downloading question (electrical and electronics engg question)please help me....

1505


if any body have question paper of railway (section engineering),then plz send me .i will thank of him/her.

1581


What is the form name of 'c' license, I want to download in web

1410


What is reactance, reluctance,capistance, pls give answeer in hinglish and be simply Jo asani we smajh m aa jaye

1585


What are the disadvantages of thermal power plant?

649