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The capillary rise at 20 C in a clean glass tube...

This question belongs to Mechanical Engineering Hydraulics And Fluid Mechanics In ME
Hydraulics and Fluid Mechanics in ME
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The capillary rise at 20°C in a clean glass tube of 1 mm bore containing water is approximately

Answer & Solution
Correct Answer: Option D
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5 Comments
Atif Muneer
Atif Muneer 5 years ago
30
Mannu Maurya
Mannu Maurya 5 years ago
Option d is correct.
Using formula h= 4sigma cos($) /(¶gd)
YASHVIR YADAV
YASHVIR YADAV 7 years ago
well,
formula for raise in hight is
h=((4*surface tension*cos(angle))/(density*9.81*diameter))
from table at 20 degree c
tension=73*10^-3
on substitute u get 29.736mm which is equal to 30mm
YASHVIR YADAV
YASHVIR YADAV 7 years ago
well,
formula for raise in hight is
h=((4*surface tension*cos(angle))/(density*9.81*diameter))
Badal Merci
Badal Merci 8 years ago
Solution??
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