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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 a flag flutter, when strong winds are blowing on a certain day?

    Answer:

                    When strong winds blow over the top of the flag, the kinetic energy of the wind at the top is more is more and hence pressure decreases. Due to difference in pressure above and below the flag, the flag flutters.


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