1.70 An open, clean glass tube ($ heta$ = 0°) is inserted vertically into a pan of water. What tube diameter is needed if the water level in the tube is to rise one tube diameter (due to surface tension)? Solve in SI units.
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The contact angle between the water and the glass is given as 0°, indicating complete wetting. Show more…
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An open, clean glass tube $\left(\theta=0^{\circ}\right)$ is inserted vertically into a pan of water (see Video V1.10). What tube diameter is needed if the water level in the tube is to rise one tube diameter (due to surface tension)?
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