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Grade 12th passModern Physics

a capillary tube of 1.2mm diameter is immersed vertically in water container exposed to atmosphere . find how high water will rise in the tube . take contact angle of the inner wall of the tube to be 6 degress and surface tension to be 1 n/m take densiyu of water as 1000kg/m^3

Profile image of sourabh
7 Years agoGrade 12th pass
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1 Answer

Profile image of Mayank
7 Years ago
using the formulae h=2Scos(theta)/dgr  where d=density of water , r= radius of capillary tube and putting the values 
 
   h=2*1*cos(6) / 1000*9.8*0.6*(10^-3) = 0.338272
 

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