You are given the magnetic field pattern of a magnet. How will you find out from it where the magnetic fields is the strongest ?

How will you increase the strength of magnetic field in an electromagnet?

How is a magnetic field produced?

Observe the depiction of magnetic fields of two types of magnets. How can you identify the direction of the magnetic fields ?

The neutral point in the magnetic field of a horizontally placed bar magnet is a point where the magnetic field due to the bar magnet is :

Observe the depiction of magnetic fields of two types of magnets. How can you find out the polarity of these magnets using a magnetic compass ?

A magnetic field is produced by the two magnets as shown In the figure.The magnetic field is

How do you find the direction of a magnetic field lines?