A long bar magnet has a pole strength of `10 Am`. Find the magnetic field at a point on the axis of the magnet at a distance of 5cm from the north pole of the magnet.

A bar magnet has a pole strengh of 3.6 A m and magnetic length 8cm . Find the magnetic field at (a) a point on the axis at a distance of 6cm from the centre towards the north pole and (b) a point on the perpendiuclar bisector at the same distance.

A bar magnet has a pole strengh of 3.6 A m and magnetic length 8cm . Find the magnetic field at (a) a point on the axis at a distance of 6cm from the centre towards the north pole and (b) a point on the perpendiuclar bisector at the same distance.

A bar magnet is 0.10 m long and its pole strength is 120 Am . Find magnitude of magnetic field at a point on its axis at a distance 20 cm from it .

A bar magnet is 0.10 m long and its pole strength is 120 Am . Find magnitude of magnetic field at a point on its axis at a distance 20 cm from it .

A bar magnet has a pole strength of 3.6 A-m and magnetic length 8 cm .Find the magnetic at (a) a point on the axis at a distance of 6 cm from the centre towards the north pole and (b) a point on the perpendicular bisector at the same distance.

A bar magnet has a pole strength of 3.6 A-m and magnetic length 8 cm .Find the magnetic at (a) a point on the axis at a distance of 6 cm from the centre towards the north pole and (b) a point on the perpendicular bisector at the same distance.

A bar magnet is 0.1 m long and its pole strength is 12 Am. Find the magnetic induction at a point on its axis at a distance of 0.2 m from its centre.

A bar magnet is 0.1 m long and its pole strength is 12 Am. Find the magnetic induction at a point on its axis at a distance of 0.2 m from its centre.