The torque required to keep a magnet of length `10cm` at `45^(@)` to a uniform magnetic field is `sqrt2xx10^(-5)Nm`. The magnetic force on each pole is

The force acting on each pole of a magnet when placed in a uniform magnetic field of 7A//m is 4.2xx10^(-4)N . If the distance between the poles is 10 cm , the moment of the magnet is

The couple acting on a magnet of length 10 cm placed in a uniform magnetic field of intensity 40 NA^(-1)m^(-1) such that the axis of the magnet makes 45^(@) with the field direction is sqrt2/10 Nm . The pole strength of the magnet (in Wb) is

The force experienced by a wire of length 10cm kept at an angle of 30^@ to a uniform magnetic field of 0*5T and carrying a current of 6A is

Each pole of magnet of length 20 cm in a magnetic field of induction 0.2 T experiences a force 20 N. The magnetic moment of magnet is

Each pole of magnet of length 20 cm in a magnetic field of induction 0.2 T experiences a force 20 N. The magnetic moment of magnet is

A magnet of magnetic moment 0.1 Am^(2) is placed in a uniform magnetic field 0.36 xx 10^(-4) T. The force acting on its each pole is 1.44 xx 10^(-4) N. The distance between two poles would be ...... cm.

The couple acting on a magnet of length 10cm and pole strength 15A-m, kept in a field of B=2xx10^(-5) , at an anlge of 30^(@) is

The couple acting on a magnet of length 10cm and pole strength 15A-m, kept in a field of B=2xx10^(-5) , at an angle of 30^(@) is