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RE: NASA will send a helicopter to Mars!

in #science6 years ago

Wooo.3000 rpm is too much...
I can't imagine the kind of material they would be using for rotor, bearings and shaft...
To many mechanical challenges.

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Yup, that is very high speed, same speed as that of a power generation turbine. But its gonna be quite small, the same size as that of a softball, according to that article.

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