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Old 1st Apr 2007, 11:12
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ranklein
 
Join Date: Aug 2004
Location: usa
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Terrain Clearance question
Hi,
I have a question I'm trying to solve..:

An A/C is levelled at FL120 over a mountain range which extends up to 2103 meters AMSL. Using 30ft/mb, what is the approximate clearance over the terrain if reginal QNH is 998mb?

Thanks!
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