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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
    What is the reason that a constant driving force is always required for the maintenance of the flow of oil through the pipe lines in the oil refineries?

    Answer:

                    Due to viscous force between the layers of oil, the motion of liquids gets retarded after a certain distance. Hence, a constant driving force is required for maintaining the flow of oil through the pipe lines.


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