Question

The intensity of the magnetic field necessarily depends upon_______.

• A. size of the magnet
• B. shape of the magnet
• C. number of lines of force per unit area
• D. material of the magnet

Answer 1

The correct option is C number of lines of force per unit area

The intensity of the magnetic field depends upon the number of magnetic field lines passing through a unit area. It also means, closer the magnetic lines of force, stronger the intensity of the magnetic field.