The lapse rate for dry air is
-
10 degrees/Km
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12 degrees/Km
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14 degrees/Km
-
none of these
A
Correct answer
Explanation
The Dry Adiabatic Lapse Rate (DALR) is approximately 9.8°C per kilometer, commonly rounded to 10°C/km. This rate applies to unsaturated air parcels rising or descending without condensation or evaporation occurring.