Question: N 8 . A tapered bar of rectangular cross section is 2 0 mm wide at one end and 4 0 mm wide at the

N8. A tapered bar of rectangular cross section is 20 mm wide at one end and 40 mm wide at the other, 8 mm thick and 800 mm long. The elongation of 0.08 mm was observed under load P. find the load P, if the modulus of elasticity of the material of the bar is 100 GPa .
N 8 . A tapered bar of rectangular cross section

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