What force should be applied to the ends of steel rod of cross sectional area `10 cm^(2)` to prevent it form elongation when heated form 273 K to 303 k ? `(alpha " of steel" 10^(-5).^(@)C ^(-1),Y=2xx 10^(11) NH^(-2))`

A steel rod of cross-sectional area 1m^(2) is acted upon by forces shown in the fig. Determine the total elongation of the bar. Take Y=2.0xx10^(11)N//m^(2) .

A steel rod of cross-sectional area 1m^(2) is acted upon by forces as shown in the Fig. Determine the total elongation of the bar. Take Y = 2.0xx10^(11) N//m^(2)

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)

A uniform steel rod of 2.5 mm^2 cross sectional area is heated through 40^@C . The force exerted it is ________. (alpha_(steel) = 1.2 xx 10^-5 /^@ C, Y_(steel)= 2 xx 10^11 N/m^2)

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

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 ........................

Calculate the force required to increase the length of a steel wire of cross- sectional area 10^(-6)m^(2) by 0.5% given: Y_(("for steel"))=2xx10^(11)N-m^(2)

A body of mass 1 kg is fastened to one end of a steel wire of cross- section area 3 xx 10^(-6)m^(2) and is rotated in horizantal circle of radius 20 cm with a constant speed 2 m//s . Find the elongation of the wire (Y= 2 xx 10^(11) N//m^(2))