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Q. In a Lagrangian system, the position of a fluid particle in a flow is described as 𝑥 = 𝑥𝑜𝑒−𝑘𝑡 and 𝑦 = 𝑦𝑜𝑒𝑘𝑡 where t is the time while 𝑥𝑜, 𝑦𝑜, and k are constants. The flow is A. unsteady and one-dimensional B. steady and two-dimensional C. steady and one-dimensional D. unsteady and ...
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