STANDARD Physics Magnetism And Matter Class 12 Questions

Which of the following is correct about magnetic monopole?

Which of the following is not correct about the magnetic field lines?

Two straight wires A and B of lengths 10 m and 12 m carrying currents of 4.0 A and 6.0 A respectively in opposite direction, lie parallel to each other at a distance of 3.0 cm. The force on a 15 cm section of the wire B near its centre is

Magnetic field at the centre of a circular loop of area A is B. The magnetic moment of the loop is