Why does a copper wire lookred when heated ?

Open in App

Solution

Hi,

This phenomenon is observed when current through wire is high. When an electric current flows through the copper, it converts some part of electrical energy passing through it into heat, which it radiates out in all directions and this process make the copper look red.

Suggest Corrections

Similar questions

Answer the following questions.

(a) Why is it possible to draw silver into a wire when even a long pencil-point breaks so easily?

(b) Why is copper used for electrical wiring in our houses?

(d) Give two characteristics of alloys.

(e) What is meant by corrosion?

Why does Earth look blue-green when viewed from the space?

When a copper wire is stretched, how does the resistance between its ends change?

Join BYJU'S Learning Program