Question

Which among the following statements is false regarding magnets?

• A. They attract certain materials such as iron and nickel.
• B. They produce heat when placed in sunlight.
• C. When freely suspended, they align themselves in the direction of Earth's magnetic field.
• D. They exert an attractive or repulsive force on other magnets.

Answer 1

The correct option is B They produce heat when placed in sunlight.

A magnet attracts magnetic substances like iron, nickel, and cobalt as well as attracting or repelling another magnet in the vicinity. Magnets align themselves according to the magnetic field of the Earth when freely suspended. However, magnets do not produce heat when placed in sunlight.