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1. |
On a clean glass plate a drop of water spreads to form a thin layer whereas a drop of mercury remains almost spherical because |
A. | mercury is a metal |
B. | density of mercury is greater than that of water |
C. | cohesion of mercury is greater than its adhesion with glass |
D. | cohesion of water is greater than its adhesion with glass |
Answer» D. cohesion of water is greater than its adhesion with glass | |