A solenoid with 500 loops has a cross sectional area of 8 cm2. It is suddenly transferred from a region where the magnetic field is 0.5 T to a region where there is no magnetic field. If the transfer requires 0.04 s and the resistance of the solenoid is 4 Ω. Determine : i)                    Magnetic flux

A 0.5 m long solenoid has 500 turns and has a flux density of 2.512 X 10-3 T atits center. Find the current in solenoid. Given μ0 = 4π X 10 -7 H/m ,Π =3.14

A solenoid has core of a material with relative permeability 500 and its windings carry a current of 1 A. The number of turns of thesolenoid is 500 per metre. Then find magnetization of the material

A closely wound solenoid of 800800 turns and area of cross-section 2.5×10−4 m22.5×10-4 m2 carries a current of 3.0 A3.0 A . What is its associated magnetic momen

A single-turn square loop of wire, 2.00 cm on each edge, carries a clockwise current of 0.250 A. The loop is inside a solenoid, with the plane of the loop perpendicular to the magnetic field of the solenoid. The solenoid has 30.0 turns/cm and carries a clockwise current of 15.0 A.(a) Find the force on each side of the loop.magnitude µNdirection (b) Find the magnitude of the torque acting on the loop. N · m

A uniform magnetic field, B of strength 0.5T is directed at an angle of 30° to the plane of a rectangular copper coil of length 0.04m and width 0.05m. Determine the flux through the coil.