Heat Transfer - Engineering

Q1:

The ratio of kinematic viscosity to thermal diffusivity is called the __________ number.

A Peclet

B Prandtl

C Stanton

D Nusselt

ANS:B - Prandtl

The ratio of kinematic viscosity to thermal diffusivity is called the Prandtl number (Pr). Kinematic viscosityThermal diffusivityPr=Thermal diffusivityKinematic viscosity​ Therefore, the correct answer is: Prandtl