In single core cable, Why non-magnetic material is used??

Answer Posted / k.prakashchandra

In case of twin core the return current is in opposite direction resulting in zero magnetism

Is This Answer Correct ?    0 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

can we install HT panel & LT panel side by side or how much clearance is required ?

1092


As i want some model question paper in basic computer science and history please send me immediately sir

1442


how much value of resistance should connect to 15 kw, 6 pole 3 phase slip ring induction motor having RV-240, RA-42.

1455


Explain the working of any one cutting machine

664


What is power factor why we should maintain the power factor unless what will happen

1261






why 15 kw motor winding resistance is low then 5 kw motor winding resistance?

2388


why is a power transformer used only occasionally?it is used to step up at generating stations?and that needs to be done all day long !!!!!!!

1375


Bimetal strip used in overload relay what is that,which types of material used for that & percentage.

1790


What is slope...? Explain slope 1 and slope 2...?

1078


what is the difference between Power and Distribution transformers ?

1636


What are m circles?

663


which stabilizer is better ? AVR, Servo Stabilizer, Static stabilizer etc & why explain it

2418


what is p.s impedance measurement test in earthing transformer?

1846


what is the role of transistor in Circuit?

671


Please sent me some previous year question papers of BSNL-JTO telecom and RRB in ELectrical Engineering to varshashahi@yahoo.com

1565