Why is a thicker conductor necessary to carry a current in A.C.as compared

Why is a thicker conductor necessary to carry a current in
A.C.as compared to D.C. ?

Question Posted / guest

1 Answers
4953 Views
I also Faced
E-Mail Answers

Why is a thicker conductor necessary to carry a current in A.C.as compared to D.C. ?..

Answer / probal mitra

It is due to the skin effect, which reduces effective
crosssection of conductor carryin A.C. current. hence the
resistance increases and larger conductor is reqired.

Is This Answer Correct ?

7 Yes

0 No

Post New Answer

More Electrical Engineering Interview Questions

In case of delta/delta transformer if the one phase is blown out then what will be secondary line voltage ?

4 Answers

If we feed 230V ac supply to a full wave rectifare, what & how much will be the out put voltage?

3 Answers

why does the time taken for fuse to melt is longer as the wire length increases?

1 Answers

What is the function of under voltage release ?

0 Answers

DIFFERENC BETWEEN VOLTAGE AND CURRENT

1 Answers Wipro,

Where burned of electricity,when,who, & why.

0 Answers NIGP,

DG B-check,C-Check,D-check is depending upon the running hrs.If the running hrs is not reached as mentioned.How to conduct the DG checks.

15 Answers Blue Star,

It is a three inch fan and i want it to rotate to other direction .I've tried cutting the wire and reconnecting them inverse like black to white and white to black ,but it won't start rotating when i plug it in that way.And then it works again when i rejoin the wire to the way it is. I don't know what causing the problem.Is there anyone familiar with these small mortor?Any suggestion would be appreciated.Thanks!! http://i296.photobucket.com/albums/mm163/sasukebloodwheel/110527-105859.jpg

2 Answers

A cable with concentric PE conductor must be used with frequency converter circuits what does its means.?

0 Answers

What is the difference between surge arrestor and surge capacitor?

2 Answers Shreem Electric Ltd,

What are dependent sources?

0 Answers

What is the maximum allowed kwa through 2.5mm cable. Electric company installed 2 electric meter at my premises . Two jumper wires of 2.5 mm are used to connect . 2 single phase meters with allowable load 6 and 3 kwa. These jumper wires are taken from a 3 phase electric meter. Meters are in open Sun. What max load these wires can take.

0 Answers KESC,

For more Electrical Engineering Interview Questions Click Here