Consider a velocity field where the x and y components of velocity are given by u = cx and v = −cy, where c is a constant. Obtain the equations of the streamlines.

Consider a velocity field where the x and y components of velocity are given by u = cx and v = −cy, where c is a constant. Obtain the equations of the streamlines.

techAir Asked on 27th October 2019 in Aerodynamics.
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    Here u=cx and v=-cy.Since vdx – udy=0

    Therefore \frac{dy}{dx}=\frac{v}{u}=\frac{-y}{x} \\\Rightarrow \frac{dy}{y}=\frac{-dx}{x}

    On integrating ln(y)=xln(x)+C_{1} \\\Rightarrow y=\frac{C_{2}}{x}

    These streamlines are in hyperbola shape.

    FigureFigure

    Worldtech Answered on 27th October 2019.
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