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Mercury has an angle of contact equal to `140^@` with soda lime glass. A narrow tube of radius 1.00mm made of this glass is dipped in a trough containing mercury.By what amount does the mercury at the temperature of the experiment is 0.465 `Nm^-1`. Density of mercury =`13.6 times 10^3 kg m^-3`

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

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