A steel wire having crosssectional area 1.2 mm2 isstretched by a force of 120 N. If a lateral strain of `1.455 xx 10^-4` is produced in the wire, calculate the Poisson's ratio. (Y for steel = `2 xx 10^11 N//(m^2)`

A steel wire having cross sectional area 1.2mm^2 is stretched by a force of 120N. If a lateral strain of 1.455 mm is produced in the wire, calculate the Poisson’s ratio.

A metal wire of length 2.5 m and area of cross section 1.5 xx 10^-6 m^2 is stretched through 2 mm. Calculate the work done during stretching. (Y= 1.25xx 10^11 Nm^-2 ).

Calculate the pH of 2.5 xx 10^(-4) M HCl solution.

A steel wire of cross sectional area 3 xx 10^-6 m^2 can withstand a maximum strain of 10^-3 . Young's modulus of steel is 2 xx 10^11 N//m^2 . The maximum mass the wire can hold is (g = 10 m//s^2)

The longitudinal strain and lateral strain of a given wire ar 5xx10^(-5) and 25xx10^(-6) respectively. The Poisson's ratio is

Calculate the work done in stretching a steel wire of length 2 m and cross sectional area 0.0225 mm2, when a load of 100 N isslowly applied to its free end. (young's Modules of steel= 2 xx 10^11 N//m^2 )

Consider a wire having initial diameter of 2 mm. Poisson's ratio for material is 0.05. The longitudinal strain produced in wire is 0.1%. The final diameter of wire is

A copper wire and steel wire both have the same length and radius are joined end to end, when the composite wire is hung from a rigid support, and the load attached at the free end, the increase in the length is found to be 1cm. Find the increase in length of copper steel wire. (Y for copper = 1.2 xx 10^11 N//m^2 , Y for steel = 2.1 xx 10^11 N//m^2)

A steel wire of length 5 m and area of cross-section 4 mm^(2) is stretched by 2 mm by the application of a force. If young's modulus of steel is 2xx10^(11)N//m^(2), then the energy stored in the wire is

Find the energy stored per unit volume of a steel wire of length 1m when it is stretched by 0.2mm. Given Y for steel = 2.1 x 10^11 N/m^2