Young modulus of elasticity of brass is `10^(11)N//m^(2)`. On pressing the rod of length 0.1 m. and cross section area `1 cm^(2)` made from brass with a force of 10 N. along its length, the increase in its energy will be……………………

Calculate the increases in energy of a brass bar of length 0.4 m and cross-sectional are 1 cm^(2) . When compressed with a load of 4kg wt along its

A brass rod has length 0.2m area of cross section 1.0cm^2 and Young's modulus 10^11Nm^(-2) If it is compressed by 5kg. wt along its length then the change in its energy will be

If young's modulus of steel is 2xx10^(11)N//m^(2) , then the force required to increase the length of a wire of cross section 1 cm^(2) by 1% will be

Young's modulus of rubber is 10^(4) N//m^(2) and area of cross section is 2 cm^(2) . If force of 2 xx 10^(5) dyn is applied along its length, then its final length becomes

Young's modulus of rubber is 10^(4) N//m^(2) and area of cross section is 2 cm^(-2) . If force of 2 xx 10^(5) dyn is applied along its length, then its initial l becomes

The Young's modulus of a wire of length 2m and area of cross section 1 mm^(2) is 2 xx 10^(11) N//m^(2) . The work done in increasing its length by 2mm is

A copper wire of length 4.0 mm and area of cross-section 1.2 cm^(2) is stretched with a force of 4.8 xx 10^(3) N. If Young's modulus for copper is 1.2xx10^(11) N//m^(2) , the increases in the length of the wire will be

The young's modulus of a wire of length 2m and area of cross section 1mm^2 is 2 xx 10^10 N/m^2 . What is the work done in increasing it's length by 2mm.

The length of a rod is 20 cm and area of cross-section 2 cm^(2) . The Young's modulus of the material of wire is 1.4 xx 10^(11) N//m^(2) . If the rod is compressed by 5 kg-wt along its length, then increase in the energy of the rod in joules will be