Elastic limit of a particular steel wire is ` 2.5 xx 10^(10) N//m^(2)` maximum strain to which the wire be subjected without losing elasticity is `(Y_("steel") = 2 xx 10^(11) N//m^(2))`

A steel wire of length 3.0m is stretched through 3.0 mm. the cross-sectional area of the wire is 5.0mm^(2) . Calculate the elastic potential energy stroed in the wire in the stretched condition. Young's modulus of steel is 2.0 xx 10^(11) Nm^(-2) .

A steel wire of uniform cross-sectional area 2mm^(2) is heated upto 50^(@) and clamped rigidly at two ends . If the temperature of wire falls to 30^(@) then change in tension in the wire will be , if coefficient of linear expansion of steel is 1.1 xx 10^(-5)//"^(@)C and young's modulus of elasticity of steel is 2 xx 10^(11) N//m^(2)

The tensile strength of steel is 5 xx 10^7 N m^-2 . Find the maximum length of the wire that can hang vertically , without breking it. Densityof steel is 8 xx 10^3 kg m^-3.

For steel, the breaking stress is 8 xx 10^(6) N//m^(2) . What is the maximum length of a steel wire, which can be suspended without breaking under its own weight? [ g = 10 m//s^(2) , density of steel = 8 xx 10^(3) kg//m^(3) ]

The radius of a cupper wie is 4 mm . What force is required to stretch the wire by 20% of its length, assuming that the elastic limit is not exceeded ? (Y = 1.2 xx 10^11 N/m^2)

The maximum load that may be applied to a mild steel wire is 7 kg wt. If the radius of the wire is 0.2 mm, find the maximum elastic strain permitted . [ Y = 2xx 10^(11) N//m^(2)]

Within the elastic limit, stress of brass is 3.5xx10^(10)N//m^(2) . Find the maximum load that can be applied to a brass wire of 0.75 mm diameter without exceeding the elastic limit.

Within the elastic limit, stress of brass is 3.5xx10^(10)N//m^(2) . Find the maximum load that can be applied to a brass wire of 0.75 mm diameter without exceeding the elastic limit.

A unifrom steel wire of length 6 m and area of cross section 2 mm^(2) is elastically strectched through 3 mm. Calculate the energy stored in the wire. [Y_("steel") = 2xx 10^(11) N//m^(2)]

If the interatomic spacing in a steel wire is 3.0 Å and Y_(steel)=20xx10^(10)N//m^(2) then force constant is