Question

What is a magnet?

विकल्प

• The region around a magnet in which it can exert a magnetic force

• A material that produces a magnetic field and can attract magnetic substances

• An imaginary line used to represent the magnetic field

• A small magnet mounted so that it can rotate freely

Answer 1

A magnet produces a magnetic field and can attract magnetic substances. Iron, nickel, cobalt, and some of their alloys are examples of such substances.