Quiz 1 Tuesday - I I.oi-f n o V L I I'2 d ~ol J-vi L J...

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-- -- EM 319 - Spring 2011 Quiz 1 30 Minutes A circular bar with diameter d and length L is load ed axially by a tensile for P. If the bar elongates by 8, what is the change in the cross sectional area? What is the magnitude of the load P? Leave your answers in terms of the problem paremeters and assume the bar has modulus of elasticy E and Poisson's ratio v.
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