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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
    Roofs of the huts are blown up during stormy days. Why?      

    Answer:

                    The velocity of the wind is high above the roof. So the pressure is low in accordance with Bernouilli's principle. But the pressure below the roof is the atmospheric pressure which is high. So the roof is blown up.                                     


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