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Results tagged with efficiency
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user 9716
Efficiency is the (often measurable) ability to avoid wasting materials, energy, efforts, money, and time in doing something or in producing a desired result. In a more general sense, it is the ability to do things well, successfully, and without waste.
-3
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1
answer
317
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Would an engine have more thrust if it was mounted on top of the wing? [closed]
NASA actually did studies that say that it does increase the thrust. Air moves faster on top of the wing than the bottom, so could this have an effect on the engine's performance if there is more inta …
- 9,399
4
votes
2
answers
7k
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Are the Boeing 747-8 engines more efficient than the 747-400 engines?
So I was doing some research on the Boeing 747-8/4 engines. I discovered that the PW4056/62 (747-400) has a much lower bypass ratio and weighs a lot less, and it is much smaller than the GEnx-2B67 (74 …
- 9,399
5
votes
1
answer
8k
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What are some differences that make the new 737 MAX winglets more efficient than a conventio... [duplicate]
I was reading this article about the Boeing 737 MAX final assembly and it was saying something about the new winglet generating lift and increasing efficiency. …
- 9,399
5
votes
1
answer
3k
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Is the A350 more efficent than the B787?
And if the A350 has better efficiency then why do so many airlines purchase the 787? …
- 9,399