A steel wire of length l has a magnetic moment M. It is bent in L - shape (Figure). The new magnetic moment is

A steel wire of length l has a magnetic moment M. It is bent into a semicircular arc. What is the new magnetic moment?

A steel wire of length 'l' has a magnetic moment 'M'. It is bent in 'L' shape having equal size of arm. The new magnetic moment is

A straight steel wire of length l has a magnetic moment M. When it is bent in the form of a semi - circle its magnetic moment will be

A bar magnet of magnetic moment M is bent in shape with equal arm lengths.The new magnet moment is

A wire of length l has a magnetic moment M. Another wire of same length and magnetic moment is taken and is bent into a semicircular arc. Find the ratio of magnetic moment of wire to that of the semicircular arc.

A long thin magnet of moment M is bent into a semi circle. The decrease in the magnetic moment is

A bar magnet of length l and magnet dipole moment M is bent in the form of an arc. The new magnetic dipole moment is