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Search: Posts Made By: keith williams
Showing results 1 to 35 of 98
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Forum: Professional Pilot Training (includes ground studies)
1st Jun 2019, 12:40
Replies: 1,315
Views: 917,018
Posted By keith williams

KT1988

Landing Distance (LD) is the distance that you get out of the graph (assuming you do it right).

Landing Distance Required (LDR) is the distance you get after applying the various factors to the...
Forum: Professional Pilot Training (includes ground studies)
19th May 2019, 20:20
Replies: 1,315
Views: 917,018
Posted By keith williams

Where did the 108 come from?

The total moment is given in inch lbs , so you must convert the 9 feet into inches.

​​​​​​​9 feet is 108 inches.
Forum: Professional Pilot Training (includes ground studies)
25th Apr 2019, 15:12
Replies: 1,315
Views: 917,018
Posted By keith williams

ISA lower than TAS T MSL

Blocked Pilot Probe, leaking or disconnected Pitot feed to IAS are all possible causes.
Forum: Professional Pilot Training (includes ground studies)
7th Oct 2018, 20:03
Replies: 1,315
Views: 917,018
Posted By keith williams

To solve any problem we need to begin by forming...

To solve any problem we need to begin by forming a clear picture of the situation.

In these two questions we are attempting to achieve a certain moment change by moving part of the load.

The...
Forum: Professional Pilot Training (includes ground studies)
30th Jun 2018, 14:48
Replies: 1,315
Views: 917,018
Posted By keith williams

answers to new questions

Question 1.
In a fully powered flying control system the cockpit controls are connected to the pilot valves. The pilot valves control the flow of pressurised fluid to and from the actuators, thereby...
Forum: Professional Pilot Training (includes ground studies)
18th Aug 2017, 18:57
Replies: 1,315
Views: 917,018
Posted By keith williams

You must ensure that you use consistent units...

You must ensure that you use consistent units throughout the calculation. You have Newton, and metres, so you need to convert your 300 knots into metres per second. Hopefully your books have...
Forum: Professional Pilot Training (includes ground studies)
18th Aug 2017, 11:16
Replies: 1,315
Views: 917,018
Posted By keith williams

Sonbra, You have not provided many clues,...

Sonbra,

You have not provided many clues, but I suspect that the equation you require is the lift equation.

Lift equals Cl 1/2Rho Vsquared S.

If we keep Rho and S constant then to maintain...
Forum: Professional Pilot Training (includes ground studies)
16th Jul 2017, 16:56
Replies: 1,315
Views: 917,018
Posted By keith williams

Port means your left side and starboard means...

Port means your left side and starboard means your right side. So in the example you have given, you are looking along your 060 heading, but actually moving in the direction 065. This means that ...
Forum: Professional Pilot Training (includes ground studies)
25th May 2017, 09:57
Replies: 1,315
Views: 917,018
Posted By keith williams

If I am understanding this comment correctly it...

If I am understanding this comment correctly it means that:

Experiment 1. If the starting point is with the aircraft 10 km directly upwind of the beacon it’s final approach to the beacon will be...
Forum: Professional Pilot Training (includes ground studies)
22nd May 2017, 20:25
Replies: 1,315
Views: 917,018
Posted By keith williams

My comments were not intended to be taken...

My comments were not intended to be taken seriously

But

If we take the river-crossing scenario, if the food is some distance downstream and the current is sufficiently slow, the dog might...
Forum: Professional Pilot Training (includes ground studies)
22nd May 2017, 19:27
Replies: 1,315
Views: 917,018
Posted By keith williams

I have just read the reference and two things...

I have just read the reference and two things occur to me.

1. The reference describes an object which is chasing another object which is itself moving. This is not the case with the navigation...
Forum: Professional Pilot Training (includes ground studies)
22nd May 2017, 09:10
Replies: 1,315
Views: 917,018
Posted By keith williams

So the authors of the question didn't get it from...

So the authors of the question didn't get it from a 1950's RAF course, but from a 1940's course!
Forum: Professional Pilot Training (includes ground studies)
21st May 2017, 09:22
Replies: 1,315
Views: 917,018
Posted By keith williams

The following two questions which are/were in the...

The following two questions which are/were in the CQB require students to distinguish between HOMING and TRACKING. I have no idea where they got these definitions from (probably a 1950's RAF...
Forum: Professional Pilot Training (includes ground studies)
2nd May 2017, 09:44
Replies: 1,315
Views: 917,018
Posted By keith williams

Well, Let’s look at the options and see what we...

Well, Let’s look at the options and see what we can deduce from them.

The length of the oleo is determined by the amount of oil and gas within it and the weight of the aircraft pressing down upon...
Forum: Professional Pilot Training (includes ground studies)
29th Apr 2017, 15:56
Replies: 1,315
Views: 917,018
Posted By keith williams

The fact that many students make the mistake of...

The fact that many students make the mistake of assuming that the question requires a comparison between lrc and mrc, may be interpreted as evidence that the question is defective. But it is also...
Forum: Professional Pilot Training (includes ground studies)
29th Apr 2017, 10:40
Replies: 1,315
Views: 917,018
Posted By keith williams

This is a very old question and you, like...

This is a very old question and you, like thousands of other students over the years, are making the mistake of comparing lrc with mrc. The question does not ask you to do this.

As time passes...
Forum: Professional Pilot Training (includes ground studies)
1st Apr 2017, 18:50
Replies: 1,315
Views: 917,018
Posted By keith williams

This question has been around for many years. ...

This question has been around for many years.

The original version included BKN005 and the correct answer is option B.
Forum: Professional Pilot Training (includes ground studies)
10th Mar 2017, 15:07
Replies: 1,315
Views: 917,018
Posted By keith williams

And if the aircraft is not field limited, climb...

And if the aircraft is not field limited, climb limited nor obstacle limited we could do a reduced thrust take-off, which might also make options B and C correct.
Forum: Professional Pilot Training (includes ground studies)
5th Mar 2017, 09:43
Replies: 1,315
Views: 917,018
Posted By keith williams

This question has been around for many years, and...

This question has been around for many years, and I recall appealing it as long ago as 2007.

The UK CAA examiners' answer at that time was "Ah but you must assume that the aircraft is taking-off...
Forum: Professional Pilot Training (includes ground studies)
23rd Feb 2017, 07:36
Replies: 1,315
Views: 917,018
Posted By keith williams

This question is intended to be answered by ATPL...

This question is intended to be answered by ATPL candidates, it should be possible to solve it without going beyond the ATPL syllabus.

The question is an old one (probably 16 or 17 years old), so...
Forum: Professional Pilot Training (includes ground studies)
15th Feb 2017, 11:53
Replies: 1,315
Views: 917,018
Posted By keith williams

RedBullGaveMeWings. I suspect that you are...

RedBullGaveMeWings.

I suspect that you are reading the question as meaning something like " a sudden increase or decrease in headwind or tailwind" or "The sudden onset of headwind or tailwind"....
Forum: Professional Pilot Training (includes ground studies)
8th Feb 2017, 11:06
Replies: 1,315
Views: 917,018
Posted By keith williams

The short answer to this question is that when we...

The short answer to this question is that when we fly along with a constant Gyro Heading set, but no Astronomic Precession, the rate at which the Transport Wander changes the direction of flight, is...
Forum: Professional Pilot Training (includes ground studies)
4th Feb 2017, 15:58
Replies: 1,315
Views: 917,018
Posted By keith williams

Without any form of dip compensation the compass...

Without any form of dip compensation the compass will suffer the full effects of the dipped lines of magnetic force. This will reduce the accuracy of the compass and further reduce the range of...
Forum: Professional Pilot Training (includes ground studies)
4th Feb 2017, 12:28
Replies: 1,315
Views: 917,018
Posted By keith williams

This is an example of a question which requires...

This is an example of a question which requires the candidate to do a little bit of deductive work to understand what the author was really asking. The question does not actually say that the...
Forum: Professional Pilot Training (includes ground studies)
31st Jan 2017, 14:24
Replies: 1,315
Views: 917,018
Posted By keith williams

I do not believe that the above will always be...

I do not believe that the above will always be the case.

At the Equator there will be no ER or TW, so you will flt along the Equator.

When going west in the northern hemisphere at a ground...
Forum: Professional Pilot Training (includes ground studies)
6th Sep 2016, 10:45
Replies: 1,315
Views: 917,018
Posted By keith williams

To understand what is happening we need to look...

To understand what is happening we need to look at the basics and work from there.

Density = Mass / Volume, so if the volume of a fixed mass of air increases, its density must decrease. If its...
Forum: Professional Pilot Training (includes ground studies)
31st May 2016, 20:06
Replies: 1,315
Views: 917,018
Posted By keith williams

geraldflyagain, I suspect that your...

geraldflyagain,

I suspect that your difficulty stems from the fact that ATPL studies concentrate only on the effects of northerly and southerly movement. But movement in any direction over the...
Forum: Professional Pilot Training (includes ground studies)
17th Mar 2016, 16:40
Replies: 1,315
Views: 917,018
Posted By keith williams

If you look at the first section of the CAP696...

If you look at the first section of the CAP696 you will find a list of definitions.

Dry Operating Mass (DOM) is the mass of the aircraft with no usable fuel and no traffic load.
Operating Mass...
Forum: Professional Pilot Training (includes ground studies)
17th Mar 2016, 12:28
Replies: 1,315
Views: 917,018
Posted By keith williams

The key here is to note that the load manifest...

The key here is to note that the load manifest records moment relative to the datum, an not relative to the initial CG.

Moment added equals mass added (500 kg) X moment arm from datum (16 m)
...
Forum: Professional Pilot Training (includes ground studies)
17th Mar 2016, 11:18
Replies: 1,315
Views: 917,018
Posted By keith williams

If the flight goes exactly as planned we will...

If the flight goes exactly as planned we will have burned only the planned trip fuel. So the landing mass will be the take-off mass minus the trip fuel. But we must not plan to land at a mass...
Forum: Professional Pilot Training (includes ground studies)
13th Mar 2016, 20:04
Replies: 1,315
Views: 917,018
Posted By keith williams

The matter of what constitutes a good question...

The matter of what constitutes a good question (factually accurate and unambiguous) has always been a thorny one. Questions are often written by instructors who presumably feel that their questions...
Forum: Professional Pilot Training (includes ground studies)
13th Feb 2016, 18:25
Replies: 1,315
Views: 917,018
Posted By keith williams

( Close to the base) could mean anything from...

( Close to the base) could mean anything from zero-point-smidgen to not very much. (1.5 to 2.5 metres) suggests a safer distance. If the student approaches the question logically he/she should be...
Forum: Professional Pilot Training (includes ground studies)
13th Feb 2016, 17:40
Replies: 1,315
Views: 917,018
Posted By keith williams

Alex you are of course correct in saying that the...

Alex you are of course correct in saying that the extinguisher should be directed at the base of the fire. But the question ask (where should you be) not (where should you aim the extinguisher). ...
Forum: Professional Pilot Training (includes ground studies)
13th Feb 2016, 12:02
Replies: 1,315
Views: 917,018
Posted By keith williams

Whenever new questions are introduced they should...

Whenever new questions are introduced they should be fed into the exams gradually to enable schools and students to aclimatise themselves to any new study areas or change of emphasis. If a student...
Forum: Professional Pilot Training (includes ground studies)
29th Jul 2015, 18:17
Replies: 1,315
Views: 917,018
Posted By keith williams

This subject is too large for a single post here....

This subject is too large for a single post here.

If you do a google search for "Landing when ACN exceeds PCN", it should lead you to a link to a CAA document entitled

Criteria for...
Showing results 1 to 35 of 98
 
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