Surface tension And Capillarity
Example 4 :

Find the excess pressure inside a cylindrical jet of water 4 mm diameter than the outside atmosphere? The surface tension of water is 0.0736 N/m at that temperature.

Solution :

Given data:

                   Surface tension of water s = 0.0736 N/m

                    Excess pressure in a cylindrical jet

                   Answer: -         36.8 Pa.

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