General Knowledge - Physics - Discussion

Discussion Forum : Physics - Section 1 (Q.No. 31)
31.
On a clean glass plate a drop of water spreads to form a thin layer whereas a drop of mercury remains almost spherical because
mercury is a metal
density of mercury is greater than that of water
cohesion of mercury is greater than its adhesion with glass
cohesion of water is greater than its adhesion with glass
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
11 comments Page 2 of 2.

Sahinul Haque said:   9 years ago
Adhesion - The mutual attraction between the molecules of different substances is called adhesion.

Cohesion - The attraction between the molecules of the same substance is known as cohesion.
(2)


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