MCQOPTIONS
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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 | |