Which of the following is not a property of a typical magnet?
Attract certain materials - such as iron, nickel, cobalt, certain steels and other alloys
Exert an attractive or repulsive force on other magnets
Have an effect on electrical conductors when the magnet and conductor are moving in relation to each other
Repel unlike poles
Repel unlike poles
First three options are inbuilt properties of a typical magnet.
Magnets always attract unlike poles and repel like poles. Hence option D is not a property of magnet.