two wires one of steel and other of copper, are of the same length and are subjected to the same tension. if the diameter of the copper wire is 2mm, find the diameter of the steel wire, if they are elongated by the same amount. Take Es=200 Gpa and Ec=100 Gpa
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As same force is applied to each wire having equal area of cross-section, so stress is same but extensions will be different for wires of different materials. So, same stress but different strains are there.
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Answer:Diameter of steel wire if they are elongated by the same among is 1.414mm
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