Engineering
Physics
SI Units
Surface Tension and Surface Energy
Capillary and Pressure Difference due to Surface Tension
Question
Water rises up to a height h1 in a capillary tube of radius r. the mass of the water lifted in the capillary tube is M. if the radius of the capillary tube is doubled, the mass of water that will rise in the capillary tube will be
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Solution
5 × 2πr = mg
5 × 2p × 2r = 2Mg
