Question

Magnetic com bass is used to bi
directions
Name two Method by which a
Magnet can be demagnetised?
Demagmetisation​

Answer 1

Answer:

Two ways to demagnetize magnet are;

1) Heating the magnet to temperature > curie temperature

2) Heavy shocks can even distort the elementary magnets to demagnetize.

Explanation:

here

hope u get it

Answer 2

Answer:

1. Yes a magnetic compass is used to find directions

2. A magnet can be demagnetised by dropping, don't store properly, etc