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

  • question_answer
    A piece of chalk immersed in water emits bubbles in all directions. Why?

    Answer:

                    A chalk piece has a large number of capillaries. As it is immersed in water, water rises due to capillary action. The air present in the chalk is expelled out in the form of bubbles in all directions.


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