Two points A and B are located 1 point at distances 20cm and 30cm from the center of a short bar magnet on its axial line.The ratio of magnetic induction at A and B is

Two points A and B are situated perpendicular to the axis of 4 cm long bar magnet at a distance x and 3x from its centre on opposite sides. The ratio of magnetic inductions at A and B will be equal to

The magnetic induction at a point on the equator, at a distance of 15 cm from the centre of a short bar magnet is 1.2 xx10^(-5)" Wb/m"^(2) . What is the magnetic induction at a point on the axis at the same distance from the centre?

The magnetic field strength at a point a distance 'd' form the centre on the axial line of a very short bar magnet of magnetic moment 'M' is 'B' . Then magnetic induction at a diatance 2d from the centre on the equatorial line of a magnetic moment 8M will be

The magnetic induction due to a short magnet at a distance of 20 cm on the axial line of a short bar magnet is 1.5xx10^(-6)" Wb/m"^(2) . What is the magnetic induction at a point on its axis at a distance of 5 cm from the centre of the magnet?

A point P is situated at a distance of 20cm from the centre of bar magnet of magnetic moment 8Am^(2) on line which makes an angle of 45^(@) with its axis.The magnetic induction is

The magnetic induction at a point distant 15 cm on the axis of a short bar magnet of moment 0.5 A m is

A pole of pole strength 80 Am is placed at a point at a distance 20cm on the equatorial line from the centre of a short magnet of magnetic moment 20 Am^(2) . The force experienced by it is

Points A and B are located along a line perpendicular to the axis of a small bar magnet. Line joining the points A and B is passing through the centre of bar magnet. Point A is at a distance x from the centre of magnet on one side and point B is on the other side of magnet at a distance 3x from the centre of magnet. If B_1 and B_2 are the magnetic field intensities at A and B respectively then find approximate value of B_1 :B_2

Calculate the magnetic field intensity at a distance of 20cm. from a pole of strength 40Am in air. Find the magnetic induction at the same point.

Ratio of magnetic intensities for an axial point and a point on broad side-on position at equal distance d from the centre of magnet will be or The magnetic field at a distance d from a short bar magnet in longitudinal and transverse positions are in the ratio