In steel, the Young's modulus and the strain at the breaking point are `2xx10^11Nm^-2` and 0.15 respectively the stress at the break point for steel is

In steel, the Young's modulus and the strain at the breaking point are 2 xx 10^(11) Nm^(-2) and 0.15 respectively. The stress at the breaking point for steel is therefore……………. .

Equal increase in length occurred in two wires, one is of steel of cross sectional area 3.0 xx10^-5 m^2 and another one is of copper of cross sectional area 4.0xx10^-5m^2 , by applying equal load on them. If Young's modulus of steel and copper are 2.0xx10^11 Nm^-2 and 1.0xx10^11Nm^-2 respectively, then the ratio of their initial lengths will be

The Young's modulus of brass and steel are 10 ^(11) Nm ^(-2) and 2 xx 10 ^(11) Nm ^(-2) respectively. A brass wire and a steel wire of the same length extend by 1 mm, each under the same force. If radii of brass and steel wires are R_(B) and R_(S) respectively, then .. .

For a steel rod, the Young's modulus of elasticity is 2.9xx10^(11)N//m^(2) , and the density of steel is 8xx10^(3)kg//m^(3) .What is the velocity of longitudinal waves in steel?

If the shear modulus and bulk modulus of a material are 0.42 xx 10^(11) Nm^(-2) and 0.56 xx 10^(11) Nm^(-2) respectively then young.s modulus of that material is -----

A structural steel rod has a radius r =10mm and a length l.=1m When a force F=100kN is applied, it stretches it along its length. Young's modulus of elasticity of the structural steel is 2.0xx10^(11) Nm^(-2) . What is the elastic energy density of the steel rod ?

A structural steel rod has a radius r(=10 mm) and a length l(=1 m). When a force F(= 100 kN) is applied, it stretches it along its length. Young's modulus of elasticity of the structural steel is 2.0xx10^(11) Nm^(-2) . What is the elastic energy density of the steel rod ?

Young's modulus of brass and steel are 10 xx 10^(10) N//m^(2) and 2 xx 10^(11) N//m^(2) , respectively. A brass wire and a steel wire of the same length are extended by 1 mm under the same force. The radii of the brass and steel wires are R_(B) and R_(S) respectively. Then

Young's modulus for steel is 2xx10^(10)N//m^(2) . If the interatomic distance for steel is 3 Å, then the interatomic force constant for steel will be