Question
Thu February 03, 2011 By: Rachit Gulati

Numerical involving Surface Tension...

Expert Reply
Fri February 04, 2011
Dear student,
 
sigma=73X10^-7, h=20X10^-2,g=9.8m/s^2
 
Excess pressure at depth h, p = h X ro X g= 196000X10^-2 = 1960 N/m^2
 
In the equilibrium position, R = 2 X 73X10-7/1960 = 0.075X 10^-7m
 
Hope this helps.
Thanking you
Team
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