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Two drops of mercury, each having a radi...

Two drops of mercury, each having a radius R, coalesce to from a large drop. Determine the ratio of their surface energies before and after the change. Surface tension of mercury = T.

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`2^(2//3):1`
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CHHAYA PUBLICATION-VISCOSITY AND SURFACE TENSION-EXERCISE (PROBLEM SET-II)
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  4. An air bubble of radius 0.4 is rising upwards through a liquid with a ...

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  6. In Millikan's oil drop experiment what is the terminal speed of an unc...

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  7. In a test experiment on a model aeroplane in a wind tunnel, the flow s...

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  9. A mercury drop of diameter 1xx10^-2 m breaks into 8 mercury droplets o...

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  11. Two drops of mercury, each having a radius R, coalesce to from a large...

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  12. The dimensions of a soap film is 10 cmxx 6 cm. If it is increased to 1...

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  13. 216 water droplets (radius of each is r) coalesce to form a large drop...

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  14. How much will a liquid level be depressed inside a capillary tub of ra...

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  15. When a capillary tube is dipped in water, water rises up to a height o...

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  16. A U-tube is made up of two capillary tubes of bores 1 mm and 2 mm. The...

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  17. In a capillary tube water rises up to a certain height and the upward ...

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  19. What is the excess pressure inside a bubble of soap solution of radius...

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