JEE Main & Advanced Physics Fluid Mechanics, Surface Tension & Viscosity / द्रव यांत्रिकी, भूतल तनाव और चिपचिपापन Question Bank Fluid Flow

  • question_answer
    The velocity of kerosene oil in a horizontal pipe is 5 m/s. If \[g=10m/{{s}^{2}}\] then the velocity head of oil will be

    A)            1.25 m                                     

    B)            12.5 m                                     

    C)            0.125 m                                  

    D)             125 m

    Correct Answer: A

    Solution :

               Velocity head \[h=\frac{{{v}^{2}}}{2g}=\frac{{{(5)}^{2}}}{2\times 10}=1.25\,m\]


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