Question 173: Magnetism and Matter

Question

A loop of flexible wire of irregular shape carrying current is placed in an external magnetic field. Identify the effect of the field on the wire.

Accepted Answer

Force on each wire be along radially outward and equal so, it will take the shape of circle and
parallel to the field.

Answer

Loop assumes circular shape with its plane normal to the field.

Answer

Loop assumes circular shape with its plane parallel to the field.

Answer

Wire gets stretched to become straight.

Answer

Shape of the loop remains unchanged.

Magnetism and Matter