Which of the following explains the concave meniscus of water in a clean glass tube? the
a
adhension between water and glass molecules is greater than the sdhension between water molecules
b
cohension between water molecules is greater then the adhension between glass and water molecule
c
molecules of water near the glass move faster than the molecules at the centre of the tube
d
molecules of water at the water-air boundary are often attracted to the centre of the tube
e
weight of the water pulls the centre part of the surface down
Explanation
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Q.Man
3 years ago
A✅✅
Cohesive force between water molecules is less than adhesion between the water and glass.
