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Home > Exam Questions > BPL Gas Balloon Pilot Licence > Principles of Flight (Balloon) > In a given height, a given amount of ballast is unloaded from a gas balloon. How is the increase in height at 5500 m different from the increase in height at MSL by unloading the same amount of ballast?

399 - EASA BPL Gas Balloon Theory in English - In a given height, a given amount of ballast is unloaded from a gas balloon. How is the increase in height at 5500 m different from the increase in height at MSL by unloading the same amount of ballast?

Question 399 - Principles of Flight (Balloon) - BPL Gas Balloon Pilot Licence

At 5500 m the increase in height is twice as high

At 5500 m the increase in height is three times as high

At both heights the same increase in height is observed

At 5500 m the increase in height is four times as high

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