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12 grade physics others

Why does a compass always point to the north?A) The compass is made of a magnetic materialB) The compass is a magnet with the pointer as a south seeking poleC) The compass is a magnet with the pointer as a north seeking poleD) The compass is an electromagnet that is charged by rubbing when the needle is turning.

Profile image of Aniket Singh
1 Year agoGrade
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1 Answer

Profile image of Askiitians Tutor Team
1 Year ago

The correct answer is C) The compass is a magnet with the pointer as a north-seeking pole.

A compass works based on the Earth's magnetic field. The Earth acts like a giant magnet, with a magnetic field that extends from its magnetic north pole to its magnetic south pole. The compass needle, which is typically a small magnet, aligns itself with the Earth's magnetic field.

The compass needle has a north-seeking pole (also known as a north-seeking end) and a south-seeking pole (or south-seeking end). When the compass is freely suspended or balanced, the north-seeking pole of the needle aligns itself with the Earth's magnetic field lines, pointing towards the Earth's magnetic north pole. This makes the other end of the needle, the south-seeking pole, point towards the Earth's magnetic south pole.

Therefore, a compass always points towards the north because the north-seeking pole of the compass needle aligns itself with the Earth's magnetic field.