Hydraulics and Fluid Mechanics - Mechanical Engineering Questions and Answers

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Discussion :: Hydraulics and Fluid Mechanics

A glass tube of small diameter (d) is dipped in fluid. The height of rise or fall in the tube given by (where w = Specific weight of liquid, Î± = Angle of contact of the liquid surface, and Ïƒ = Surface tension)

$\frac { 4wd } { \sigma cos a }$

$\frac { \sigma cos a } { 4wd }$

$\frac {4 \sigma cos a } { wd }$

$\frac { wd } { 4 \sigma cos a }$

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Answer : Option C

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