If the solenoid in the previous question is free to turn about the vertical direction and a uniform horizontal magnetic field of 0.25 T is applied, what is the magnitude of torque on the solenoid when its axis makes an angle of `30^@` with the direction of applied field?

What is the magnitude of magnetic force per unit length on a wire carrying a current of 8 A and making an angle of 30^@ with the direction of a uniform magnetic field of 0.15 T ?

Answer the following questions: Determine the amount of work done when an object is displaced at an angle of 30^@ with respect to the direction of the applied force.

A bar magnet of magnetic moment 1.5 J T^-1 lies aligned with the direction of a uniform magnetic field of 0.22 T. What is the torque on the magnet in cases (i) normal to the field direction , ii) opposite to the field direction ?

An electron emitted by a heated cathode and accelerated through a potential difference of 2.0 kV, enters a region with uniform magnetic field of 0.15 T. Determine the trajectory of the electron if the field makes an angle of 30^@ with the initial velocity .

A circular coil of diameter 10 cm is placed in a magnetic field of induction 2 xx 10^(-4)T . The magnitude of flux linked with coil when the plane of coil makes an angle 45^@ with the field is

A recantagular coil of length 0.12 m and width 0.1 m having 50 turns of wire is suspended vertically in unifrom magnetic field of srenght 0.2 Weber//m^(2) . The coil carres a current of 2 A. If the plane of the coil is inclined at an angl,e of 30^(@) with the direction of the feld the torque required to keep the coil in stable equilibrium will be

A 50 m long solenoid has 500 turns and produces a magnetic field of 2.5 xx 10^-4 T at its centre. Find the current in the solenoid.

A magnet of magnetic dipole moment 2Am2 is deflected through 30^@ from the direction of a magnetic field of induction 2frac(Wb)(m^2) . Find the magnitude of the torque.

In the magnetic meridian of a certain place, the horizontal component of earth magnetic field is 0.26 xx 10^-4 T and dip angle is 60^@ , what is the magnetic field of the earth at this location?