Magnetic Field Lines

Choose the correct statement/s: (i) Magnetic field lines try to expand in length. (ii) Magnetic field lines repel each other laterally. (iii) Magnetic field lines attract each other laterally. (iv) Magnetic field lines are crowded in region where magnetic induction has least value.

A magnetic field line is used to find the direction of

A charged particle is moved along a magnetic field line. The magnetic force on the particle is

A proton is moved along a magnetic field line.The magnetic force on the particle is

Magnetic Field And Field Lines

The magnet field lines due to a bar magnet are correctly shown in