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For a rectangular bar of a new type of metal alloy with initial dimensions of 8...

For a rectangular bar of a new type of metal alloy with initial dimensions of 8 mm wide and 45 mm long, what will be the ratio of the change in width to the change in length upon application of a tensile stress of 275 MPa if the Young’s modulus has been found to be 267 GPa and Poisson’s ratio is 0.28? Circle your answer

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