The longitudinal displacement u ( x , t ) for a cross section of the bar subjected to wave equation a 2 ∂ 2 u ∂ x 2 = ∂ 2 u ∂ t 2 .

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Chapter 15.2, Problem 7E

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The longitudinal displacement u(x,t) for a cross section of the bar subjected to wave equation a2∂2u∂x2=∂2u∂t2.

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