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Flight testing refers to those activities on an aircraft for the purpose of gathering scientific or engineering data or demonstrating compliance with airworthiness regulations.

6 votes

Why doesn't GE replace all 4 engines for on their flying test bed instead of just 1?

Although you already have a correct answer and it is accepted too but i would add another point to the mix. They are testing a new engine which uses a new technology and is uncertified/unproven. Why s …
Hanky Panky's user avatar
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