New answers tagged feature-identification
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What is the piston/leg on the aft wall of the L-1011?
It's a tail bumper in case the plane tips during loading. It's not available on the shorter -500:
The aft lower fuselage. A retractable tail bumper in the left side of the photo is on all the L-1011s ...
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3
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What is the green arrow on the 777's airspeed tape? Does it exist on other types as well?
The green arrow is the speed trend vector showing predicted airspeed in 10 seconds:
2 Speed Trend Vector
Indicates predicted airspeed in ten seconds based on current acceleration or deceleration.
(...
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27
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What does the "High Alt Landing" guarded push button on the A320 exactly do?
The button raises the altitude at which the oxygen masks in the cabin automatically deploy. When landing at a high elevation airport, the masks might otherwise deploy during approach when the cabin ...
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3
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What is this jutting structure in the tail section called and what is its function?
On the SU-27 that is where the rear fire control radar is housed. On the F-22 it is the runaway arrestor hook housing.
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