What is the force required to separate two glass plates of area ` 3 xx 10^(-2) m^(2)`
Channel: Doubtnut
Date: 2020-05-24

What is the force required to separate two glass plates of area ` 3 xx 10^(-2) m^(2)` with a film of water of thickness 0.07 mm between them ?  (Surface tension of water `= 7 xx 10^(-2)` N/m )