Is there a reason why wires are solid copper or strands of copper?

Question

I noticed that wirings have different kinds wires inside the rubber coating. Does it make any difference in terms of transferring electricity or being solid or strands have its own purposes?

In: 7

Answer 1

There is a reason large power cables, 500, 750, 1000 MCM etc. are stranded. It is because they can carry more current than the equivalent size solid cable.