• Question Cagtegory: Fluid dynamics
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• ## A velocity field is given by $$u=x^{2} + y$$ and $$v= x^{3} + 2y$$. Find the circulation around a closed contour which is defined by $$x = 1, y = 0, y = 1$$ and $$x = 0$$. Units of $$u$$ and $$v$$ are in $$m/s$$.

A velocity field is given by $$u=x^{2} + y$$ and $$v= x^{3} + 2y$$. Find the circulation around a closed …

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• ## A velocity field is given by $$u=\frac{y}{x^{3}+y^{3}}$$ and $$v=\frac{-x}{x^{3}+y^{3}}$$. Find its vorticity.

A velocity field is given by $$u=\frac{y}{x^{3}+y^{3}}$$ and $$v=\frac{-x}{x^{3}+y^{3}}$$. Find its vorticity.

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• ## A velocity field is given by $$u=\frac{y}{x^{3}+y}$$ and $$v=\frac{-x}{x^{3}+y}$$. Find the equation of the streamline which is passing through the point $$\left ( 2,6 \right )$$.

A velocity field is given by $$u=\frac{y}{x^{3}+y}$$ and $$v=\frac{-x}{x^{3}+y}$$. Find the equation of the streamline which is passing through the …

• 861 views
• ## Bernoulli’s Principle and Equation:

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• ## What is Reynolds number? How to classify laminar and turbulent flow based on Reynolds number?

What is Reynolds number? How to classify laminar and turbulent flow based on Reynolds number?

• 766 views
• ## PollReynolds number is

Reynolds number is

• 427 views
• ## The velocity components in the $$x$$ and $$y$$ directions are given by $$u=\lambda xy^{3}-x^{2}y; v=xy^{2}-\frac{3}{4}y^{4}$$. Find the value of $$\lambda$$ for a possible flow field involving incompressible fluid.

The velocity components in the $$x$$ and $$y$$ directions are given by $$u=\lambda xy^{3}-x^{2}y; v=xy^{2}-\frac{3}{4}y^{4}$$. Find the value of $$\lambda$$ …

• 862 views
• ## A single-stage impulse turbine with a diameter of 120 cm runs at 3000 rpm. If the blade speed ratio is 0.42, what is the inlet velocity of steam?

A single-stage impulse turbine with a diameter of 120 cm runs at 3000 rpm. If the blade speed ratio is …

• 765 views
• ## The transition Reynolds number for flow over a flat plate is 5 x 10^5. What is the distance from the leading edge at which transition will occur for flow of water with a uniform velocity of 1m/s?

The transition Reynolds number for flow over a flat plate is $$5 \times 10^{5}$$.What is the distance from the leading …

• 832 views