A wire of length 10 m and area `0.625 xx 10^-4 m^3` is subjected to a load of 1.25 kg (1 kg wt = 9.8 N). The elongations produced in the wire is `0.5 xx 10^-4m`. Calculate young's Modulus of the material.

A wire of length 20 cm and area of cross-section 1.25 xx 10^-4 m^2 is subjected to a load of 2.5 kg (1 kgwt = 9.8 N). The elongation produced in the wire is in 10^-4 m. Calculate Young's Modulus of the material.

A wire of length 20 m and area of cross section 1.25 xx 10^(-4) m^2 is subjected to a load of 2.5 kg. (1 kgwt = 9.8N). The elongation produced in wire is 1 xx 10^(-4) m. Calculate Young’s modulus of the material.

A brass wire of length 4.5 m, with cross-section area of 3 xx 10^-5 m^2 and a copper wire of length 5.0 m with cross section area 4 xx 10^5 m^2 are stretched by the same load. The same elongation is produced in both the wires. Find the ratio of Young's Modulus of brass and copper.

A brass wire of length 4.5m with cross-section area of 3xx10^(-5) m^2 and a copper wire of length 5.0 m with cross section area 4xx10^(-5) m^2 are stretched by the same load. The same elongation is produced in both the wires. Find the ratio of Young’s modulus of brass and copper.

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

Two wires P and Q are of the same diameter and having their lengths in the ratio 5:3 , when the wires are subjected to the some load, the corresponding extensions are in the ratio 4:3 . Compare Young's Modulus of the materials P and Q.

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 ).

The strain energy per unit volume is 6.25 xx lO^-4 J/m^3 .The young’s Modulus of the wire is 2 xx 10^10 N//m^2 . Calculate strain.

A telephone wire 125 m long and 1 mm in radius is stretched to a length of 125.25m when a force of 800N is applied. What is the value of young's Modulus for the material of the wire ?

A wire of length 0.5 m is stretched by a weight of 2 kg. If the mass per unit length of the wire is 1.96 xx 10^-3 kg//m , find the fundamental frequency of the wire and the frequency of its first overtone