A paper clip is made of wire 0.7 mm in diameter. If the original material from which the wire is made is a rod 25 mm in diameter, calculate the longitudinal engineering and true strains that the wire has undergone during processing.
(b) The engineering yield strength of a copper alloy is 23.9 ksi and the modulus of elasticity is 16x106 psi. Estimate the engineering strain just before yield and the corresponding true strain. Are you surprised with the result in (b)
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The solution is attached in the picture below
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Ответ:
hey lol my dogs eatting my shoe.
Explanation:
-Yes, this would be a well-designed and reliable experiment because they tested 20 plants, therefore they tested multiple plants resulting in similar results. The text also states that 2 additional farms, farther out south and the same season, tested the experiment. For all the experiments, they were tested inside farms, controlled environment farms.