A steel rod is heated from 25 to 250 degree Celsius. Its coefficient of thermal expansion is 10-5 and E = 100 GN/m². if the rod is free to expand, the thermal stress developed in it is: a) 100 kN/m² b) 240 kN/m² c) Zero d) Infinity

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Slope and Deflection

The slope in a deflected beam is described as an angle in radians made by the tangent of the section with the original axis of the beam. The deflection at any point on the axis of the beam is defined as the lateral displacement of the point before and after loading.