A small uniform tube is bent into a circle of radius r whose plane is vertical. Equal volumes of two fluids whose densities are`rho` and `sigma(rhogtsigma)` fill half the circle. Find the angle that the radius passing through the interface makes with the vertical. A. `theta=tan^(-1)((rho-sigma)/(rho+sigma))`B. `theta=tan^(-1)((sigma-rho)/(sigma+rho))`C. `theta=tan^(-1)((rho)/(rho+sigma))`D. `theta=tan^(-1)((rho)/(rho-sigma))`

A small uniform tube is bent into a circle of radius r whose plane is

1.	A small uniform tube is bent into a circle of radius r whose plane is vertical. Equal volumes of two fluids whose densities are`rho` and `sigma(rhogtsigma)` fill half the circle. Find the angle that the radius passing through the interface makes with the vertical. A. `theta=tan^(-1)((rho-sigma)/(rho+sigma))`B. `theta=tan^(-1)((sigma-rho)/(sigma+rho))`C. `theta=tan^(-1)((rho)/(rho+sigma))`D. `theta=tan^(-1)((rho)/(rho-sigma))`
Answer» Correct Answer - A

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