# In a two-dimensional steady flow field, in a certain region of the $x-y$ plane, the velocity component in the $x$ -direction is given by $v_{x}=x^{2}$ and the density varies as $\rho=\frac{1}{x} .$ Which of the following is a valid expression for the velocity component in the $y$ -direction, $v_{y} ?$ (A) $v_{y}=-x / y$ (B) $v_{y}=x / y$ (C) $v_{y}=-x y$ (D) $v_{y}=x y$

## Question ID - 156102 :- In a two-dimensional steady flow field, in a certain region of the $x-y$ plane, the velocity component in the $x$ -direction is given by $v_{x}=x^{2}$ and the density varies as $\rho=\frac{1}{x} .$ Which of the following is a valid expression for the velocity component in the $y$ -direction, $v_{y} ?$ (A) $v_{y}=-x / y$ (B) $v_{y}=x / y$ (C) $v_{y}=-x y$ (D) $v_{y}=x y$

3537

$v_{y}=-x y$

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For steady incompressible flow through a closed-conduit of uniform cross-section, the direction of flow will always be:
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(B) from higher to lower pressure
(C) from higher to lower velocity
(D) from higher to lower piezometric head