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Mercury has an angle of contact equal to `140^(@)` with soda lime galss. A narrow tube of radius `1.00mm` made of this glass is dipped in a through containing mercury. By what amount does the mercury dip down in the tube relative to the mercury surface outside? Surface tension of mercury at the temperature of the experiment is `0.465 Nm^(-1)`. Density of mercury = `13.6xx10^(3) kg m^(-3)`.

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Mercury has an angle of contact of 120^(@) with glass. A narrow tube of radius 1.0mm made of this glass is dipped in a through containig mercury. By what amount dies the mercury dip down in the tube relative to the liquid surface outside. Surface tension of mercury at the temperature of the experiment os 0.5 N//m and density of mercury is 13.6xx10^(3) kg//m^(3) . (Take g = 9.8 m//s^(2)) .

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