There is same change in length when a 33000 N tensile force is applied on a steel rod of area of cross-section `10^(-3)m^(2)` . The change of temperature reuired to produce the same elongation, if the steel rod is heated , if (The modulus of elasticitay is ` 3xx10^(11) N//m^(2)` and the coefficient of linear expansion of steel is ` 11 xx 10^(-5) //^(@)C`).

There is some change in length when a 33000 N tensile force is applied on a steel rod of area of cross-section 10^-3 m^2 . The change of temperature required to produce the same elongation, if the steel rod is heated, is (The modulus of elasticity is 3 xx10^11 N m^-2 and the coefficient of linear expansion of steel is 1.1 xx10^-5//^@c )

There is a change in length when a 33000 N tensile force is applied on a steel rod of area of cross - section 10^(-3) . The change of temperature required to produce the same elongation, if the steel rod is heated, is (modulus of elasticity of steel =3xx10^(11)N//m^(2) , coefficient of linear expansion of steel =1.1xx10^(-5)//^(@)C ........................

There is some change in length when a 33000 N tensile force is applied on a steel rod of area of cross-section 10^(-3)m^(2) . The change of elongation of the steel rod when heated is (Y = 3 xx 10^(11)N // m^(2) , alpha = 1.1 xx 10^(-5 //@)C)

There is some change in length when a 33000 N tensile force is applied on a steel rod of area of cross-section 10^(-3)m^(2) . The change in temperature of the steel rod when heated is (Y = 3 xx 10^(11)N // m^(2) , alpha = 1.1 xx 10^(-5 //@)C) a) 20 degree C b) 15 degree C c) 10 degree C d) 0 degree C

At 50^(@)C , a brass rod has a length 50 cm and a diameter 2 mm . It is joined to a steel rod of the same length and diameter at the same temperature . The change in the length of the composite rod when it is heated to 250^(@)C is (Coefficient of linear expansion of brass = 2.0 xx 10^(-5)"^(@) C^(-1) , coefficient of linear expansion of steel = 1.2 xx 10^(-5) "^(@) C^(-1) )

At 50^(@)C , a brass rod has a length 50 cm and a diameter 2 mm . It is joined to a steel rod of the same length and diameter at the same temperature . The change in the length of the composite rod when it is heated to 250^(@)C is (Coefficient of linear expansion of brass = 2.0 xx 10^(-5)"^(@) C^(-1) , coefficient of linear expansion of steel = 1.2 xx 10^(-5) "^(@) C^(-1) )

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?

The pressure that has to be applied to the ends of a steel wire of length 10 cm to keep its length constant when its temperature is raised by 100^(@)C is (For steel, Young's modulus is 2 times 10^(11)N*m^(-2) and coefficient of linear expansion is 1.1 times 10^(-5)K^(-1))

A uniform metal rod of 2mm^(2) area of cross section is heated from 0^(@)C to 20^(@)C . The coefficient of linear expansion of the rod is 12xx10^(-6)//""^(@)C . Its Young's modulus of elasticity is 10^(11)N//m^(2) , then the energy stored per unit volume of rod is,