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Re: Imagine a plane is sitting on a treadmill...
Originally Posted by johnnyc
(Post 5568299)
Ok but I ask you this ,what is the indicated airspeed at the pitot tubes of this theoretical "free body " I say 0 kts .no airspeed=no lift. qed
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Re: Imagine a plane is sitting on a treadmill...
Originally Posted by johnnyc
(Post 5568299)
Ok but I ask you this ,what is the indicated airspeed at the pitot tubes of this theoretical "free body " I say 0 kts .no airspeed=no lift. qed
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Re: Imagine a plane is sitting on a treadmill...
Originally Posted by johnnyc
(Post 5568299)
Ok but I ask you this ,what is the indicated airspeed at the pitot tubes of this theoretical "free body " I say 0 kts .no airspeed=no lift. qed
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Re: Imagine a plane is sitting on a treadmill...
Originally Posted by Bill_S
(Post 5568712)
How can the treadmill stop the plane from moving through the air? The plane isn't being driven down the runway by its wheels. It's being thrust by its engines. The wheels are turning because of friction between the tires and the runway. All the treadmill can do is change the rate the wheels are spinning. It can't prevent the thrust from moving the airframe. How can a treadmill turning the wheels reduce indicated airspeed to zero?
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Re: Imagine a plane is sitting on a treadmill...
Treadmill moves back at 180mph......plane moves forward at 180mph......wheels spin at 360mph.....
Result.....................Take off |
Re: Imagine a plane is sitting on a treadmill...
Originally Posted by Surrey Expat
(Post 5568552)
A bird got impaled on the pitot, so it's blocked. So no IAS.
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Re: Imagine a plane is sitting on a treadmill...
Who says a puny treadmill is going to stop a plane?
Check out this photo of an Airbus A340 which jumped the chocks during an engine test at the factory in Toulouse just this past Thursday. http://www.airliners.net/open.file/1293784/L/ Major oops. Five people injured three apparently still in hospital. |
Re: Imagine a plane is sitting on a treadmill...
Also is the plane a globespan flight, cause it would probably be delayed or grounded anyway LOL
steve |
Re: Imagine a plane is sitting on a treadmill...
Originally Posted by koogar
(Post 5568839)
didn't I just ask that?
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Re: Imagine a plane is sitting on a treadmill...
Originally Posted by johnnyc
(Post 5570021)
was it a frozen bird like the one the americans were shooting into test engines in bird strike tests ? :)
Had this happen. A flock of birds landed on the runway at the wrong time. Just as we rotated there were a few loud bangs, lost several key instruments, a few birds went into the engines and were spat out the back. The only way to abort was by swimming. This made for a very interesting situation. |
Re: Imagine a plane is sitting on a treadmill...
Originally Posted by steved61
(Post 5570635)
Also is the plane a globespan flight, cause it would probably be delayed or grounded anyway LOL
steve Or Air Canada, you have to ring to make sure it can fly; slight technical problems apparently :rofl::lol::lol: |
Re: Imagine a plane is sitting on a treadmill...
Originally Posted by Surrey Expat
(Post 5571699)
No this was a was fleshy one!
Had this happen. A flock of birds landed on the runway at the wrong time. Just as we rotated there were a few loud bangs, lost several key instruments, a few birds went into the engines and were spat out the back. The only way to abort was by swimming. This made for a very interesting situation. you have to watch what goes into these engines http://www.youtube.com/watch?v=L_gpPbpONK4 |
Re: Imagine a plane is sitting on a treadmill...
Originally Posted by johnnyc
(Post 5572575)
straight to brown alert there then!!!!!!!
you have to watch what goes into these engines http://www.youtube.com/watch?v=L_gpPbpONK4 |
Re: Imagine a plane is sitting on a treadmill...
Man buys Harrier jump jet on eBay
A Somerset man has bought a £35million Harrier jump jet on eBay for £10,000. |
Re: Imagine a plane is sitting on a treadmill...
"He was a bit shaken up though."
:) :) A Harrier that's a bit excessive, I just want to buy an APU or the tubine from a GPU ,so I can build one of these. http://www.turbinefun.com/TurbinePoweredHondaCRX.asp |
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