Question

Which of the following is/are true about the needle in magnetic compass?

• A. It always aligns itself in North-South direction in Earth's magnetic field
• B. It always aligns itself in North-East direction in Earth's magnetic field
• C. It is a non-magnetic substance
• D. It attracts metal

Answer 1

Answer: (A), (D)

The correct options are
A

It always aligns itself in North-South direction in Earth's magnetic field

D

It attracts metal

The needle of a compass is made from a magnet. Under Earth's magnetic field it always aligns in the North-South direction. This happens because the geographical north pole of Earth is also Earth's magnetic south pole.