Railways Technical Ability Automobile Engineering Question Bank Automobile Engineering

  • question_answer Witch one of the following numbers represents the ratio of kinematic viscosity to the thermal diftusivity?

    A) Grashoff number

    B) Prandtl number

    C) Mach number    

    D) Nusselt number.

    Correct Answer: B

    Solution :

    Pradtl number, Pr \[=\,\,\frac{Kinetic\,\,vis\cos ity}{Thermal\,\,diffusivity}\]


You need to login to perform this action.
You will be redirected in 3 sec spinner