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  3. 🤯 A visual physics lesson at 80 km/h.

🤯 A visual physics lesson at 80 km/h.

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  • anthropy@mastodon.derg.nzA anthropy@mastodon.derg.nz

    @nexta now do it at 400km/h from a jet, it'd only be like ~30G of acceleration

    jbaggs@infosec.exchangeJ This user is from outside of this forum
    jbaggs@infosec.exchangeJ This user is from outside of this forum
    jbaggs@infosec.exchange
    wrote last edited by
    #30

    @anthropy @nexta Yeah. There's a limited range of speed where you can use speed in the opposite direction to neutralize the effects on a living creature. Beyond that you're headed into Euthanasia Coaster territory.

    1 Reply Last reply
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    • nexta@mstdn.socialN nexta@mstdn.social

      🤯 A visual physics lesson at 80 km/h.

      Enthusiasts launched a man from a moving truck in the opposite direction - at the same speed the car was traveling.

      The experiment spectacularly showed how relative speed works.

      pvanheus@mstdn.scienceP This user is from outside of this forum
      pvanheus@mstdn.scienceP This user is from outside of this forum
      pvanheus@mstdn.science
      wrote last edited by
      #31

      @nexta who was involved? I'd love to learn more about the planning that went into this.

      pucetrailblazer@famichiki.jpP 1 Reply Last reply
      0
      • smellsofbikes@mastodon.socialS smellsofbikes@mastodon.social

        @anthropy @nexta on rereading, it dump out the back at some speed but not mach2

        toddz@social.linux.pizzaT This user is from outside of this forum
        toddz@social.linux.pizzaT This user is from outside of this forum
        toddz@social.linux.pizza
        wrote last edited by
        #32

        @smellsofbikes

        Ah - I was just wondering what kind of bomb-launching railgun they had in the fuselage!

        I'd never heard of the A-5's unusual bomb bay configuration. Wikipedia explains that the payload "was propelled rearward at about 50 feet per second":

        Link Preview Image
        North American A-5 Vigilante - Wikipedia

        favicon

        (en.wikipedia.org)

        smellsofbikes@mastodon.socialS 1 Reply Last reply
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        • nexta@mstdn.socialN nexta@mstdn.social

          🤯 A visual physics lesson at 80 km/h.

          Enthusiasts launched a man from a moving truck in the opposite direction - at the same speed the car was traveling.

          The experiment spectacularly showed how relative speed works.

          blackburied@newsie.socialB This user is from outside of this forum
          blackburied@newsie.socialB This user is from outside of this forum
          blackburied@newsie.social
          wrote last edited by
          #33

          @nexta many years back, ZZ Top did a similar experiment where you’d sit in a spherical steel roll cage and they’d roll you out of the back of a pickup truck on the highway at high speed.

          All was documented in their incredible music: “Master of Sparks”

          1 Reply Last reply
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          • binford2k@hachyderm.ioB This user is from outside of this forum
            binford2k@hachyderm.ioB This user is from outside of this forum
            binford2k@hachyderm.io
            wrote last edited by
            #34

            @peterbrown @nexta same, I was watching the video looking for a car to show up

            1 Reply Last reply
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            • pvanheus@mstdn.scienceP pvanheus@mstdn.science

              @nexta who was involved? I'd love to learn more about the planning that went into this.

              pucetrailblazer@famichiki.jpP This user is from outside of this forum
              pucetrailblazer@famichiki.jpP This user is from outside of this forum
              pucetrailblazer@famichiki.jp
              wrote last edited by
              #35

              @pvanheus @nexta IIRC this is a clip from the Japanese TV show ITTE Q, where Nakaoka travels abroad to visit this stunt company to do the stunt (Nakaoka is the one letting go of the spring, not the one in the slingshot).

              1 Reply Last reply
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              • toddz@social.linux.pizzaT toddz@social.linux.pizza

                @smellsofbikes

                Ah - I was just wondering what kind of bomb-launching railgun they had in the fuselage!

                I'd never heard of the A-5's unusual bomb bay configuration. Wikipedia explains that the payload "was propelled rearward at about 50 feet per second":

                Link Preview Image
                North American A-5 Vigilante - Wikipedia

                favicon

                (en.wikipedia.org)

                smellsofbikes@mastodon.socialS This user is from outside of this forum
                smellsofbikes@mastodon.socialS This user is from outside of this forum
                smellsofbikes@mastodon.social
                wrote last edited by
                #36

                @toddz My uncle flew a lot of exotic stuff -- he's the only person I know with a Mach 2+ pin -- and he told me about the A5. I was quite young so I might be responsible for the inaccuracy.

                1 Reply Last reply
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                • kierkegaanks@beige.partyK kierkegaanks@beige.party

                  @nexta mythbusters did it without risking anyone’s life

                  roadskater@mastodon.socialR This user is from outside of this forum
                  roadskater@mastodon.socialR This user is from outside of this forum
                  roadskater@mastodon.social
                  wrote last edited by
                  #37

                  @Kierkegaanks @nexta Where's the fun in that?

                  1 Reply Last reply
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                  • notsoloud@expressional.socialN notsoloud@expressional.social

                    @nexta
                    PS: Don't do this near light speed without changing the formula. A few other practical problems might show up too 😉

                    menos@todon.euM This user is from outside of this forum
                    menos@todon.euM This user is from outside of this forum
                    menos@todon.eu
                    wrote last edited by
                    #38

                    @notsoloud @nexta xkcd relativistic baseball
                    You do not want to be the relativistic baseball.

                    teflontrout@beige.partyT 1 Reply Last reply
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                    • nexta@mstdn.socialN nexta@mstdn.social

                      🤯 A visual physics lesson at 80 km/h.

                      Enthusiasts launched a man from a moving truck in the opposite direction - at the same speed the car was traveling.

                      The experiment spectacularly showed how relative speed works.

                      beanface42@peculiar.floristB This user is from outside of this forum
                      beanface42@peculiar.floristB This user is from outside of this forum
                      beanface42@peculiar.florist
                      wrote last edited by
                      #39

                      @nexta That’s impressive! Logical, but impressive!

                      1 Reply Last reply
                      0
                      • nexta@mstdn.socialN nexta@mstdn.social

                        🤯 A visual physics lesson at 80 km/h.

                        Enthusiasts launched a man from a moving truck in the opposite direction - at the same speed the car was traveling.

                        The experiment spectacularly showed how relative speed works.

                        benjohn@todon.nlB This user is from outside of this forum
                        benjohn@todon.nlB This user is from outside of this forum
                        benjohn@todon.nl
                        wrote last edited by
                        #40

                        @nexta I worry that if I boost, other people might try this!

                        1 Reply Last reply
                        0
                        • nexta@mstdn.socialN nexta@mstdn.social

                          🤯 A visual physics lesson at 80 km/h.

                          Enthusiasts launched a man from a moving truck in the opposite direction - at the same speed the car was traveling.

                          The experiment spectacularly showed how relative speed works.

                          thomas@social.zell-mbc.comT This user is from outside of this forum
                          thomas@social.zell-mbc.comT This user is from outside of this forum
                          thomas@social.zell-mbc.com
                          wrote last edited by
                          #41
                          @nexta this is really cool 😎
                          1 Reply Last reply
                          0
                          • nexta@mstdn.socialN nexta@mstdn.social

                            🤯 A visual physics lesson at 80 km/h.

                            Enthusiasts launched a man from a moving truck in the opposite direction - at the same speed the car was traveling.

                            The experiment spectacularly showed how relative speed works.

                            beeftacos@famichiki.jpB This user is from outside of this forum
                            beeftacos@famichiki.jpB This user is from outside of this forum
                            beeftacos@famichiki.jp
                            wrote last edited by
                            #42

                            @nexta

                            Brave man! (even if the physics is correct, you have to trust the machine to work correctly, haha)

                            1 Reply Last reply
                            0
                            • vxo@digipres.clubV vxo@digipres.club

                              @nexta
                              I feel like I'd want to have full motorcycle safety gear just in case the velocity didn't match and you wound up unceremoniously yeeted into a slide

                              loke@functional.cafeL This user is from outside of this forum
                              loke@functional.cafeL This user is from outside of this forum
                              loke@functional.cafe
                              wrote last edited by
                              #43

                              @vxo @nexta in the video they explain that they do indeed wear that.

                              He was wearing it after people commented on their lack of safety great in earlier videos.

                              lienrag@mastodon.tedomum.netL G 2 Replies Last reply
                              0
                              • nexta@mstdn.socialN nexta@mstdn.social

                                🤯 A visual physics lesson at 80 km/h.

                                Enthusiasts launched a man from a moving truck in the opposite direction - at the same speed the car was traveling.

                                The experiment spectacularly showed how relative speed works.

                                f4grx@chaos.socialF This user is from outside of this forum
                                f4grx@chaos.socialF This user is from outside of this forum
                                f4grx@chaos.social
                                wrote last edited by
                                #44

                                @nexta so this vid is actually interesting?

                                1 Reply Last reply
                                0
                                • loke@functional.cafeL loke@functional.cafe

                                  @vxo @nexta in the video they explain that they do indeed wear that.

                                  He was wearing it after people commented on their lack of safety great in earlier videos.

                                  lienrag@mastodon.tedomum.netL This user is from outside of this forum
                                  lienrag@mastodon.tedomum.netL This user is from outside of this forum
                                  lienrag@mastodon.tedomum.net
                                  wrote last edited by
                                  #45

                                  @loke @vxo @nexta

                                  Indeed.
                                  This video shows great faith in physics, which is rational, but also in engineering, which may be less so...

                                  1 Reply Last reply
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                                  • nexta@mstdn.socialN nexta@mstdn.social

                                    🤯 A visual physics lesson at 80 km/h.

                                    Enthusiasts launched a man from a moving truck in the opposite direction - at the same speed the car was traveling.

                                    The experiment spectacularly showed how relative speed works.

                                    fuzzygroup@ruby.socialF This user is from outside of this forum
                                    fuzzygroup@ruby.socialF This user is from outside of this forum
                                    fuzzygroup@ruby.social
                                    wrote last edited by
                                    #46

                                    @nexta It reminds me very much of the classic pendulum experiments where a person releases a pendulum on a long arc and it never hits them because ... pendulum.

                                    snaggen@mastodonsweden.seS 1 Reply Last reply
                                    0
                                    • nexta@mstdn.socialN nexta@mstdn.social

                                      🤯 A visual physics lesson at 80 km/h.

                                      Enthusiasts launched a man from a moving truck in the opposite direction - at the same speed the car was traveling.

                                      The experiment spectacularly showed how relative speed works.

                                      compfu@mograph.socialC This user is from outside of this forum
                                      compfu@mograph.socialC This user is from outside of this forum
                                      compfu@mograph.social
                                      wrote last edited by
                                      #47

                                      @nexta @steter The guy pulling the lever probably was like „whelp, just killed a guy“.

                                      1 Reply Last reply
                                      0
                                      • nexta@mstdn.socialN nexta@mstdn.social

                                        🤯 A visual physics lesson at 80 km/h.

                                        Enthusiasts launched a man from a moving truck in the opposite direction - at the same speed the car was traveling.

                                        The experiment spectacularly showed how relative speed works.

                                        obesespacelizard@wobbl.xyzO This user is from outside of this forum
                                        obesespacelizard@wobbl.xyzO This user is from outside of this forum
                                        obesespacelizard@wobbl.xyz
                                        wrote last edited by
                                        #48

                                        @nexta I bet that would be a wild ride, though I would still find a way to bust my butt.

                                        1 Reply Last reply
                                        0
                                        • gikiski@social.lolG gikiski@social.lol

                                          @nexta this marks the end of bus stops.

                                          1000millimeter@chaos.social1 This user is from outside of this forum
                                          1000millimeter@chaos.social1 This user is from outside of this forum
                                          1000millimeter@chaos.social
                                          wrote last edited by
                                          #49

                                          @gikiski @nexta 😂

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