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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > A copper and a tungsten plate having a thickness d each are riveted together so that at 0∘C they form a flat bimetallic plate. Find the average radius of the curvature of this plate at temperature T. the coefficient of linear expansion for copper and tungsten

A copper and a tungsten plate having a thickness d each are riveted together so that at 0∘C they form a flat bimetallic plate. Find the average radius of the curvature of this plate at temperature T. the coefficient of linear expansion for copper and tungsten

A steel rail 30m long is firmly attached to the road be only at its ends. The sun raises the temperature of the rail by 50C calculate how much the centre of the rail rise? causing the rail to buckle. Assuming that the buckled rail consitst of two straight parts metting in the centre