The manometer shown contains water and kerosene. With both tubes open to the atmosphere, the free-surface elevations

Question:

The manometer shown contains water and kerosene. With both tubes open to the atmosphere, the free-surface elevations differ by $H_{0}=20.0 \mathrm{~mm}$. Determine the elevation difference when a pressure of $98.0 \mathrm{~Pa}$ gage is applied to the right tube.

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