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in Fluid Mechanics by (118k points)
The layer that is influenced by a planetary boundary is called______

(a) Atmospheric boundary layer

(b) Lithosphere

(c) Troposphere

(d) Hydrosphere

I had been asked this question in exam.

My enquiry is from Turbulent Boundary Layer on a Flat Plate in chapter Boundary Layer Flow & Forces on Sub-merged Bodies of Fluid Mechanics

1 Answer

+2 votes
by (362k points)
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Best answer
Correct choice is (a) Atmospheric boundary layer

To explain I would say: The planetary boundary layer is also called as atmospheric boundary layer(ABL). It is the lowest part of the atmosphere. The behaviour of ABL is directly influenced by its contact with the planetary surface.

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