What happens to the magnetic needle if it is placed near an electric current ?
Question 1
When an electric current flows through a copper wire AB as shown in Figure, the wire
(a) Deflects a magnetic needle placed near it
(b) Becomes red hot
(c) Gives electric shock
(d) Behaves like a fuse
What happens to the needle of a compass if you place the compass near a current carrying wire?
conclusions drawn from observATION THAT A CURRENT CARRYING wire deflects a magnetic needle placed near it?