Prandtl Number (Pr=0.01): Diffusivity & Boundary Layers | GATE 2024 Chemical Engineering Q17

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Chemical Engineering > GATE 2024 > Convection

If the Prandtl number Pr = 0.01, which of the following statements is/are correct?

A

The momentum diffusivity is much larger than the thermal diffusivity.

B

The thickness of the momentum boundary layer is much smaller than that of the thermal boundary layer.

C

The thickness of the momentum boundary layer is much larger than that of the thermal boundary layer.

D

The momentum diffusivity is much smaller than the thermal diffusivity.

Correct : a, c

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Prandtl number Pr = 0.01 momentum diffusivity vs thermal diffusivity chemical engineering GATE 2024 boundary layer thickness momentum boundary layer thermal boundary layer GATE chemical engineering 2024 diffusivity ratio

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