When a block of mass M is suspended by a long wire of length L, the length of the wire becomes (L+l). The elastic potential energy stored in the extended wire is

A block of mass M is suspended from a wire of length L, area of cross-section A and Young's modulus Y. The elastic potential energy stored in the wire is

A block of mass M is suspended from a wire of length L, area of cross-section A and Young's modulus Y. The elastic potential energy stored in the wire is

When a block of mass M is suspended by a long wire of length L, the elastic potential energy stored in the wire is 1/2xxstressxx strain xxvolume . Show that it is equal to 1/2Mgl where l is the extension. The loss in gravitational potential energy of the mass earth system is Mgl. Where does the remaining 1/2Mgl energy go ?

When a block of mass M is suspended by a long wire of length L, the elastic potential energy stored in the wire is 1/2xxstressxx strain xxvolume . Show that it is equal to 1/2Mgl where l is the extension. The loss in gravitational potential energy of the mass earth system is Mgl. Where does the remaining 1/2Mgl energy go ?

When a block of mass M is suspended by a long wire of length L, the elastic potential energy stored in the wire is 1/2xxstressxxstrainxxvolume. Show that it is equal to 1/2Mgl where 1 is the extension. The loss in gravitational potential energy of the mass earth system is Mgl. Where does the remaining 1/2Mgl energy go ?

A weight Mg is attached to the free end of a wire suspended from a rigid support. The wire is extended by l. The ratio of the elastic potential energy stored in the stretched wire to the work done by the weight Mg is

A hanging wire of length L is elongated by an amount l with a load M attached to its free end. Prove that the elastic potential energy stored in the wire is 1/2Mgl .

A body of mass M is attached to the lower end of a metal wire, whose upper end is fixed. The elongation of the wire is l. a) Loss in gravitational potential energy of M is Mg l b) The elastic potential energy stored in the wire is Mgl c) The elastic potential energy stored in the wire is 1/2 Mgl d) Heat produced is 1/2 Mgl