Question

An open ended U-tube of uniform crosssectional area contains water $\left(\rho =1.0g/c{m}^3\right)$ standing initially $30cm$ from the bottom in each arm. An immiscible liquid of density $4.0g/c{m}^3$ is added to one arm untill a layer of $5cm$ high forms as shown in figure below. Find ratio $\frac{h_2}{h_1}$ :-

• A. $\frac{3}{1}$
• B. $\frac{5}{2}$
• C. $\frac{2}{1}$
• D. $\frac{8}{5}$

Answer 1

Answer: (D)

Correct answer is (d) $\frac{8}{5}$