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Railways NTPC (Technical Ability) Fluid Mechanics and Machinery Question Bank Fluid Mechanics and Machinery

  • question_answer
    Biot number signifies the ratio of

    A)  convective resistance in the fluid to conductive resistance in the solid

    B)  conductive resistance in the solid convective resistance in the fluid

    C)    inertia force to viscous force in the fluid

    D)  buoyancy force to viscous force in the fluid

    Correct Answer: B

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