Particulates (< 1μm size) remaining suspended in air indefinitely and transported by wind currents are called

Question: The boundary layer is that part of a moving fluid, in which the fluid velocity is
[A].

affected by the fluid flow pressure.

[B].

constant.

[C].

affected by the presence of a solid boundary.

[D].

all (a), (b) and (c).

Answer: Option C

Explanation:

No answer description available for this question.