Question

A 50-mm-thick block is firmly bonded to rigid plates at its top and bottom. When the force P is applied, the block deforms into the shape shown by the dashed line. Using small angle analysis, determine the magnitude of P. The block’s material has a modulus of rigidity of G = 60 GPa. Assume that the material does not yield.

140 mm 0.20 mm -- 160 mm

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Answer #1

Asea of cooss section = 50x140 . = 9000 mm shear strain = 0.2 . 8 = 0.00125 rad shear stress = t = 2 eta L Tooo By Hookes La

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