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11th Class Physics Mechanical Properties of Fluids / तरलों के यांत्रिक गुण Question Bank Mechanical Properties of Fluids Conceptual Problems

  • question_answer
    Why does mercury collect itself into drops when placed on a clean glass plate?

    Answer:

                    The adhesive force between mercury and glass molecules is less than the cohesive force between mercury molecules. So instead of sticking to glass, mercury collects itself into drops.


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