Civil Engineering > GATE 2023 SET-1 > Air Pollution
Which of the following statements is/are TRUE in relation to the Maximum Mixing Depth (or Height) '${D_{max}}^{\prime}$ in the atmosphere?
(A) $D_{max}$ is always equal to the height of the layer of unstable air
(B) Ventilation coefficient depends on $D_{max}$
(C) A smaller $D_{max}$ will have a smaller air pollution potential if other meteorological conditions remain same
(D) Vertical dispersion of pollutants occurs up to $D_{max}$
(A) $D_{max}$ is always equal to the height of the layer of unstable air
(B) Ventilation coefficient depends on $D_{max}$
(C) A smaller $D_{max}$ will have a smaller air pollution potential if other meteorological conditions remain same
(D) Vertical dispersion of pollutants occurs up to $D_{max}$
Correct : a, b
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