John Heddles
@john-heddles
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Joined: May 14, 2016
Last seen: Jun 12, 2026
Topics: 2 / Replies: 963
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Crosswind

[color=blue][i][b]That's a very condescending reply.[/b][/i][/color] My apologies if you found the reply to be so. It was not so intended. [c...

9 years ago
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Crosswind

[color=blue][i][b]As to using runway 04 rathan than 22, it's because 04 is close to 350, combining cross-wind and head. Is that right? [/b][/i][/colo...

9 years ago
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Crosswind

If you choose to use this larger than/less than approach, then if north figures in the sums, you need to keep increasing rather than going back to 000...

9 years ago
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Alternate Fuel and Own Documents

[i]It should be 100 multiply 1.15.[/i] A minor point of style first .. the calculation as stated (FF x 1.15) results in FF + VR. VR, on its own, ...

9 years ago
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Maximum IAS Permitted HELP

(a) [i]When you say precious ..[/i] contrived, artificial. In this context, and presuming that you are in the small piston aircraft learning phas...

9 years ago
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Maximum IAS Permitted HELP

There be a danger in reading only bits of any requirements document ... (a) ENR 1.5-14 para 1.16 gives you a general limit speed of 130 kt .. to wh...

9 years ago
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KDR HEARING PROTECTION

I'll leave it for Bob to comment on what CASA may want to see in the answer .. and forget "advised" .. your employer is obligated to provide, and requ...

9 years ago
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KDR question - the effect on total drag resulting from changes in height

If I may add a comment to Bob's answer. Although a bit beyond PPL/CPL level, it is worth keeping in mind that Cd and Cl also involve two other non-...

9 years ago
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KDR question using ERSA wind table

[i]Is it accurate to use this table given the wind and heading for an in flight situation, not a runway?[/i] It doesn't matter one iota whether yo...

9 years ago
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Resitting the PPL exam

[b]Fuel Flow[/b] To figure gallons per hour, we could also work it out as gallons per 60 minutes, there being 60 minutes in a hour. Two options f...

9 years ago
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Help working out Beetle diagram question

Thanks for that, good sir. One can only wonder at the need for a multiplicity of books from CASA with repeated data ...

9 years ago
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Help working out Beetle diagram question

A quick question, if I may, Bob. I omitted the MZFW case as I couldn't locate a FR value or information to determine such (although I should have c...

9 years ago
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Help working out Beetle diagram question

I don't have a copy of Bob's text so I am not sure just what a "beetle diagram" is. However, I suspect that this question has been reworked from an...

9 years ago
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Performance course quiz issue

Following on a bit from Bob's comments in the last post ... The following may be of interest and use to those who prefer whizz wheels over gadgets ...

9 years ago
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Question from Online Performance course - Echo Takeoff

[i]I can confirm the answer was 2700kg.[/i] Answer was wrong, unfortunately .. but the reworking will have given you some useful thinking and pract...

9 years ago
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