Afghan Air Force University Kankor Practice Questions - Afghanistan Air Force & Air Defense University Kankur (امتحان کانکور پوهنتون قوای هوایی و مدافعه هوایی) Exam

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Atmospheric pressure P at altitude h (in kilometers) decreases exponentially according to P(h) = P₀ · e^(-k·h). If the pressure at sea level is P₀ = 100 kPa and at altitude h = 6 km the pressure is 50 kPa, what is the exact value of the decay constant k?

(ln 2) / 6 (ln 2) / 3 6 / (ln 2) ln(50) / 6

Correct Answer:

(ln 2) / 6

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