For one dimensional flow of an incompressible fluid in unsteady state in x-direc

Question

For one dimensional flow of an incompressible fluid in unsteady state in x-direction, the continuity equation is given by

Options:

A . ∂u/∂x = 0

B . ∂(ρu)/∂x = 0

C . ∂u/∂x = - ∂ρ/∂t

D . ∂ρ/∂t = 0

Answer: Option A

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