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Two capillary tubes of same diameter are...

Two capillary tubes of same diameter are put vertically one each in two liquids whose relative densities are 0.8 and 0.6 and surface tensions are 60 dyne/cm and 50 dyne/cm respectively. Ratio of heights of liquids in the two tubes `(h_(1))/(h_(2))` is

A

`(10)/(9)`

B

`(3)/(10)`

C

`(10)/(3)`

D

`(9)/(10)`

Text Solution

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The correct Answer is:
D
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ALLEN-ELASTICITY, SURFACE TENSION AND FLUID MECHANICS-Exercise 1 (Surface Tension)
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  19. Calculate the force required to separate the glass plates of area 10^(...

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  20. A vessel, whose bottom has round holes with diameter of 0.1 mm , is fi...

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