Draw the magnetic field lines around a current carrying wire. If the direction of current is out of the page?

Draw magnetic field lines in and around a current carrying straight solenoid.

Draw the magnetic field lines due to a straight wire carrying current.

The magnetic field in a straight current carrying conductor wire is:

The magnetic field in a straight current carrying conductor wire is:

Do you know that a magnetic field is produced around a current carrying wire?

Draw the pattern of magnetic field lines around a current carrying strainght conductor. How does the strength of the magnetic field produced change. (i) with the distance from the conductor ? (ii) with increase in current in a conductor ?

Draw the pattern of magnetic field lines around a current carrying strainght conductor. How does the strength of the magnetic field produced change. (i) with the distance from the conductor ? (ii) with increase in current in a conductor ?