what is mean by kneepoint voltage? when it will happen? ( my doubt is, if CT secondary is open means ct get saturation or blas? what are factors are required for calculations? plz give currect anws:

1299

I Want randstand placement papers

1125

I want to put this query to SENIOR & EXPERIENCED ELECTRICAL ENGINEERS. 1)I want to know about the control circuit diagrams for control panels. I found it difficult to understand. Is there ant booklet through which we can learn the circuit diagrams? 2)I want to learn about conduiting, laying cables, preparing cable schedules and various techniques which is the part of building infrastucture(construction field). I don't have any experience in this area. I have experience in control panels only. that's why i am not getting any opening in building infrastucture (construction field).Can I get the job in this field as Trainee Engineer? How to enter this field? I need job in PUNE

1321

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

1718

what is the difference between electrical and electronic choke?

1321

What is difference between Over Current & Earth Fault protection?

1730

Dear Respected sir how to test ABB REX521 protection relay by relay tester.

2054

How to calculate the size of earth cable to earth the neutral of UPS ?

1232

mostly the questions were from machines... d.c. machines, transformer, synchronous and induction all theory paper........ few from power system... but the level of paper was easy.....

1322

How to know about the rating(voltage and other) of induction motor if its name plate is missing at the manufacturing site.

2644

What is critical disruptive voltage?

573

why we used ZNO in Lightning arrester.

1356

What Normal(Tangent) towers and Tension(Cut-point) Towers?

4637

what is the need to express current and voltage in rms value? rms value is also called as effective value,what is effective value?

1328

how brushed dc motor operating ?

1237