A positively charged disk is rotated clockwise as shown in Fig. The direction of hte magnetic field at a point A in the plane of the disk is

A negatively charged disc is rotated clock-wise. What is the direction of the magnetic field at any point in the plane of the disc?

Find the magnetic field at the origin in the fig. Shown in fig.

Find the magnetic field at the origin in the fig. Shown in fig.

Positively charged particles are projected into a magnetic field. If the direction of the magnetic field is along the direction of motion of the charged particles, the particles get

Positively charged particles are projected into a magnetic field. If the direction of the magnetic field is along the direction of motion of the charged particles, the particles get

A loop when viewed from top carries on anti-clockwise current as shown. The direction of magnetic field is

A circular disc is rotated along clockwise direction in horizontal plane. The direction of torque is

A charged particle is moving away from you. If the direction of the magnetic field is clockwise, what is the charge on the particle?

A current carrying loop is placed in the non-uniform magnetic field whose variation in space is shown in fig. Direction of magnetic field is into the plane of paper. The magnetic of paper. The magnetic force experienced by the loop is