defence exam Agniveer Army Technical Mock Test Series 2025 Physics Magnetism and Maxwell's Equations Magnets
Which of the following option is correct regarding properties of a magnet?
1
Magnet attracts only iron, and not cobalt or nickel.
2
A freely suspended magnet can points in any direction.
3
Like magnetic poles attract each other and unlike magnetic poles repel each other.
4
Magnets are used for constructing magnetic needles and mariner’s compass.