• ESA: Gyroscopes in space
    13 replies, posted
[video=youtube;xQb-N486mA4]http://www.youtube.com/watch?v=xQb-N486mA4[/video]
[QUOTE=Ehmmett;49981523]Sometimes I'm sad that I very likely won't get to experience 0 gravity in my lifetime.[/QUOTE] I'm sad because we were born too late to explore the Earth and too soon to explore space. Luckily, we can explore dank memes on the internet.
[QUOTE=Ehmmett;49981523]Sometimes I'm sad that I very likely won't get to experience 0 gravity in my lifetime.[/QUOTE] I'm pretty sure parabolic flight simulates zero-g, for the low price of all of your money. There's some company that does consumer flights, basically a plane accelerates downwards in such a way that your velocity relative to the interior is zero, so you experience weightlessness.
[video=youtube;gdAmEEAiJWo]http://www.youtube.com/watch?v=gdAmEEAiJWo[/video] Reminds me of this video, which is almost 10 years old.
And also reminds me of: [video=youtube;1n-HMSCDYtM]http://www.youtube.com/watch?v=1n-HMSCDYtM[/video] [editline]22nd March 2016[/editline] [QUOTE=halofreak472;49981872]I'm pretty sure parabolic flight simulates zero-g, for the low price of all of your money. There's some company that does consumer flights, basically a plane accelerates downwards [B]in such a way that your velocity relative to the interior is zero[/B], so you experience weightlessness.[/QUOTE] No, your velocity relative to the interior being zero (or close to it) would imply you are just sitting still inside the craft. The plane has to fly such that it is falling in the vertical axis (no lift, engines countering drag but nothing else), that way the plane is falling away from its occupants as fast as they are falling towards it.
it would be a worthwhile video to see it over the course of an ISS orbit. Place in the correct orientation, it would stay facing one direction as the station turned around it. Would only take 90 minutes, but im not sure how long those can stay spinning.
[QUOTE=Em See;49982237]And also reminds me of: [video=youtube;1n-HMSCDYtM]http://www.youtube.com/watch?v=1n-HMSCDYtM[/video] [editline]22nd March 2016[/editline] No, your velocity relative to the interior being zero (or close to it) would imply you are just sitting still inside the craft. The plane has to fly such that it is falling in the vertical axis (no lift, engines countering drag but nothing else), that way the plane is falling away from its occupants as fast as they are falling towards it.[/QUOTE] I still need to ask one of my tutors about rotation on an intermediate axis AFAIK this effect is a byproduct of conservation of energy; and is essentially a rotational version of a mode of SHM. In order to maintain a constant level of energy, the object's rotation is composed of a rotation in it's major and rotation in it's minor axis. When it's being spun on an intermediate axis, the rotation must be some part of this major rotation, and some part of the minor rotation, in order to keep it balanced and at a total energy
[QUOTE=Squad1993;49981823]I'm sad because we were born too late to explore the Earth and too soon to explore space. Luckily, we can explore dank memes on the internet.[/QUOTE] Exploring earth wasn't all that great, what with the wars and diseases going on
[QUOTE=Mr._N;49981878][video=youtube;gdAmEEAiJWo]http://www.youtube.com/watch?v=gdAmEEAiJWo[/video] Reminds me of this video, which is almost 10 years old.[/QUOTE] the big difference is because the CD has a much smaller mass even though its spinning faster
[QUOTE=Squad1993;49981823]I'm sad because we were born too late to explore the Earth and too soon to explore space. Luckily, we can explore dank memes on the internet.[/QUOTE] you are born just in time to explore your mind with huge amounts of acid
[QUOTE=Squad1993;49981823]I'm sad because we were born too late to explore the Earth and too soon to explore space. Luckily, we can explore dank memes on the internet.[/QUOTE] What about the ocean?
[QUOTE=Squad1993;49981823]I'm sad because we were born too late to explore the Earth and too soon to explore space. Luckily, we can explore dank memes on the internet.[/QUOTE] This is silly. We are exploring space right now, from right here on Earth. We live during a time where we have learned more about the universe in the past few years and decades than we have for basically all of human history before that, and we haven't stopped exploring yet. And before you say "but we're not actually travelling out there": neither did the majority of the population while the Earth was being explored. Explorers have always been the vast minority of the people alive at the time, like they still are today, as astronauts. Except now we all get to share in what they discover and experience without having to sell our house to risk our life for months of travel at sea complete with disease and hunger.
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