Question

Give any use of a magnetic compass.

Answer 1

1. The magnetic compass is a simple device, which has been used since ancient times by sailors and other travelers to find directions.
2. A magnetic compass is composed of a small box with a glass top and a magnetic needle, which moves and indicates the directions.

A magnetic compass is used:

1. To find the north-south direction.
2. To find the direction of a magnetic field at a place.
3. To plot the magnetic field lines.
4. To test the polarity of a magnet.