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Old 17th February 2009 | 18:03
  #66 (permalink)  
S-Works
 
Joined: Sep 2003
Posts: 0
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From: UK,Twighlight Zone
Not what he says below:

But like I said whatever, we will have to agree to disagree.


Originally Posted by "DaveD
JUSTICE!

Sent an email to PPLQUIZ explaining my predicament with this question.

Dave

Thank you for your email.

You are correct, the question has now been changed to read:

An aerodrome elevation is 968ft and the QNH is 992mb, what is the
aerodrome pressure altitude? (1mb = 30ft).

With the answer being 1598ft

30 x 21 = 630ft

The QNH is lower than 1013 so you have to wind the Altimeter up to get
to 1013 so:

968 + 630 = 1598ft

Hope this make sense.

Most of our questions come from student feedback, which you can enter
yourself by going to the Feedback page.

If in the future you do come across a question which you feel needed
challenging please use the ID box on the top right hand side so we can
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Kind regards

PPLQuiz
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