Question

Which of the following expressions is true?

a.

\(\frac{dy}{dx} = S_0 \frac{((\frac{y}{y_n})^3-1)}{1-(\frac{y}{y_c})^3}\)

b.

\(\frac{dy}{dx} = S_0 \frac{(1-(\frac{y}{y_n})^3)}{1-(\frac{y}{y_c})^3}\)

c.

\(\frac{dy}{dx} = S_0 \frac{(1-(\frac{y_n}{y})^3)}{1-(\frac{y}{y_c})^3}\)

d.

\(\frac{dy}{dx} = S_0 \frac{(\frac{y_n}{y})-1}{1-(\frac{y}{y_c})^3}\)

Posted under Fluid Mechanics

Answer: (a).\(\frac{dy}{dx} = S_0 \frac{((\frac{y}{y_n})^3-1)}{1-(\frac{y}{y_c})^3}\)

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