Question

A $U$ - shaped tube contains a liquid of density rho and it is rotated about the left dotted line as shown in the figure. Find the difference in the levels of liquid column.

• A. $\frac{\omega^{2} L ^{2}}{2 g}$
• B. $\frac{\omega^{2} L^{2}}{2 \sqrt{2} g}$
• C. $\frac{2 \omega^{2} L ^{2}}{g}$
• D. $\frac{2 \sqrt{2} \omega^{2} L ^{2}}{g}$

Answer 1

Answer: (A)

Correct answer is (a) $\frac{\omega^{2} L ^{2}}{2 g}$