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A tensile test is performed on a round bar. After fracture, it has been found that the diameter remains approximately the same at fracture. The material under test was2 pointsCopperAluminiumCast ironMild steel

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A tensile test is performed on a round bar. After fracture, it has been found that the diameter remains approximately the same at fracture. The material under test was2 pointsCopperAluminiumCast ironMild steel

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