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The ambient air is stable when the ambient lapse rate is
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- Neutrally stable
- Hyper-adiabatic
- Sub-adiabatic
- Super-adiabatic
Correct Option: C
the environmental lapse rate is greater than – 5.5 K/km, then there is some small amount of vertical turbulence and the atmosphere is said to be stable. It is also referred to as being sub-adiabatic.
