45:36. I can see several places in the manufacturing process that dimpling would add significant costs. Is the third time the charm? It was a lovely thing to see. I really didn’t expect the results, because I had figured that if something that simple would work, they’d already have dimpled race cars. IvoryKim7101. STILL... Mythbusters is awesome. It doesn’t. It would also be interesting to know of any more extensive studies undertaken by the automotive manufacturers. The problem with a race car with slippery skin is that you still stick a huge drag inducing wing on it to increase downforce, so there is little point in trying to make the body more efficient. MythBusters - Sniper Myth. The 10 Best Mythbusters Episodes, Ranked. Look at a dune buggy as an example. There was also this http://en.wikipedia.org/wiki/Zimmerit , but it was a defensive measure for tanks, not for increasing their speed. The sheet metal is window dressing for the most part. Mythbusters was one of the most fun and creative shows of its time. 9:53. 2:54. For all I know the B-2 and F22 may have micro-dimples in their skin. mythbusters. The myth was that a dirty car actually got better fuel economy than a clean car. The topics, in general, do not fit neatly into individual and separate concept groups. Nos partenaires et nous-mêmes stockerons et/ou utiliserons des informations concernant votre appareil, par l’intermédiaire de cookies et de technologies similaires, afin d’afficher des annonces et des contenus personnalisés, de mesurer les audiences et les contenus, d’obtenir des informations sur les audiences et à des fins de développement de produit. They covered a car with about 1" of clay, and tested it with a smooth surface and with dimples. Cycling has been on the dimpled stuff bandwagon for quite a few years. GTA 5 Online "MythBusters" Episode 2 Myth Busting "GTA5 Online Myths" EliteSnipersRF. Powered by Discourse, best viewed with JavaScript enabled, Dimpled Lexus LS 460L to Debut at U.S. Open, http://www.zipp.com/wheels/detail.php?ID=149, http://www.bikesportmichigan.com/shop/product.php?productid=16682. Ten years after their very first episode, the MythBusters revisit their tricky rocket-car experiment. Dimpled cars and aircraft (Mythbusters) Baal_Houtham October 22, 2009, 4:16pm #1 Last night’s Mythbusters (Oct 21) tested the hypothesis that a dirty car gets better mileage than a clean one. They also observed that the car with the smooth clay surface got about the same results as the car without clay - they only measured the mileage at a constant 65 mph, and noted that the extra weight probably DID mean that it took more gas to accelerate to 65 in the first place. To keep the weight the same, they took the clay they cut out and put it inside the car. They started by having a PGA pro hit a golf ball with no dimples. MythBusters (TV Series 2003– ) cast and crew credits, including actors, actresses, directors, writers and more. At first this probably seems like a ridiculous thing to try — of course, on Mythbusters, what isn’t? Sweaty Kari | MythBusters . Keep reading to learn about ten of the best car-based myths featured on Mythbusters! The sad passing of Grant Imahara is an opportunity to reflect on all the joy and science that the Mythbusters show delivered fans for … 14th February 2005 Some people that use the internet weren't even born at the time of the last post before the bump. But, while it reduces air drag, it may also reduce structural strength - meaning they’d have to thicken the metal to get the same strength. For aircraft, it may be a strength/weight thing or a cost of manufacturing thing. Stop the video when told and then go the following websites below and answer the questions before starting the 1 st video again for the next instructions. The series premiered on the Discovery Channel on January 23, 2003. With Jamie Hyneman, Adam Savage, Tory Belleci, Grant Imahara. Not a bad episode. Hey folks, Saw an episode of Mythbusters last night - they began by testing if a dirty car gets better gas mileage than a clean car (based on the assumption of a dirty car giving a "golf ball effect" - the dimples on a golf ball break up the airflow and result in better aerodynamics). Informations sur votre appareil et sur votre connexion Internet, y compris votre adresse IP, Navigation et recherche lors de l’utilisation des sites Web et applications Verizon Media. Can Adam and Jamie escape a sinking car, underwater? It has been argued that dirty cars are more fuel efficient than clean ones for the same reason that dimples on a golf ball improve its aerodynamics during flight. However, the crew then built a car with a (golfball-like) dimpled surface. MythBusters is a science entertainment TV program created and produced by Australia's Beyond Television Productions for the Discovery Channel.. I disagree on the structural strength though. He thin hit a normal golf ball and averaged around 280 yards. On the last episode before breaking for Christmas, the Mythbusters build team undertook the slightly ambitious project of skipping a car across a pond, as shown in the movie Cannonball Run. I do not believe there is significant structural strength provided by the sheet metal at all. For race cars? I think that the FastSkinz dimples are not big enough to detach the laminar flow while the big dimples on the Mythbuster car do detach the flow. Eleven percent is a major improvement, and I’m sure the texture could be fine-tuned for better results. I didn't think the golf dimples would work because a golf ball has a symmetrical shape and travels through the air with no set front or back. This myth was not shown in the actual episode aired in the United States, but was featured in the version of the episode aired outside of North America and on the MythBusters website and included in the iTunes download as an extra scene. And the OP is probably thinking of aircraft with corrogated metal skins, best seen in the Junkers Ju52/3m. MythBusters Stunned by Fuel Efficient 'Golf Ball' Car Commonwealth Club - Cubberley Community Theatre Jamie Hyneman and Adam Savage, the men behind Discovery Channel's "MythBusters," share behind the scenes stories from their daring, often rudimentary and typically inadvisable tests of myths, rumors and complete hogwash with Kevin Kelly, Wired magazine's founding … 36:35. The theory was that the dirt would have a dimpling effect similar to that of a golf ball, but their tests told a different story. Les Stupéfiants here on a sadder note, RIP Jessi Combs ( she replaced Kari while she was on maternity leave ) -- Last edit: 2019-08-28 21:59:53: night cub 2020-07-14 06:29 engineering the size and placement of the dimples-- they just made the car look like an oversized golf ball).Imagine if MIT or whoever got their hands on this and squeezed a little more out of it. A possible reason why dimpling isn’t used on aircraft or race cars: they are already designed for great wind tunnel results. All frame. Can you fold paper more than 7 times? My General Question is "Why aren’t we seeing hybrid cars, race cars, and aircraft with textured sheet metal? Adam and Jamie covered a car in dirt and mud and drove it down a track at highway speeds to measure its fuel efficiency, and repeated the test after the car was cleaned. They covered a car with 1" of clay and smoothed it out. MythBusters - S06E16 - Alcohol Myths. They tested with the 1 inch of clay as a smooth surface, then cut dimples in the existing clay surface on the car. Mythbusters S05E14 Baseball Myths. Adam and Jamie get down and dirty with the myth that a muddy motorcar gets better gas mileage than it's clean cousin. Wait, isn’t a car covered in 1" of clay heavier than the same car with 1" less clay? The OP might be thinking of the laminar flow airfoil (wing) design, first used intentionally in the P-51 Mustang fighter (apparently the B-24 Liberator bomber had some laminar flow characteristics as an accident of design), and also used in the P-63 Black Widow. Love that Episode and the one with the Lighter Salesman whos Car Burned because a Lighter Exploded: Baube 2019-08-28 21:59. No need for sheet metal to provide strength. They then took this same car and created golf ball like dimples across the entire vehicle, while running it through the same exact tests. I don’t know why they don’t. Directed by Alice Dallow. https://www.autoblog.com/2009/10/22/mythbusters-golf-ball-like-dimpling-mpg Can A Car's Gas Mileage Be Improved By Adding Golf Ball Dimples? This was a function of wing cross-sectional shape, not dimpled texture, but there are offhand references to it in history books that can be confusing. By Darby Harn Jul 29, 2020. I can imagine that it might be too expensive for standard production cars, but since when is expense a factor in race cars? A sharkskin exterior has been used by racing sailboats for many years. The designers of the time focused on getting everything as smooth as possible. The Mythbusters tested if a car gets better mileage with golf ball dimples and the dimpled car got 11% better mileage than the same car with a smooth finish. The myth was based on the dimples of a golf ball vs. a smooth surface. Last night’s Mythbusters (Oct 21) tested the hypothesis that a dirty car gets better mileage than a clean one. Mythbusters. The MythBusters investigate two arrow-themed myths: if a flaming arrow fired into a car's gas tank will cause it to explode, and if a deadly-looking tribal initiation is as dangerous as it seems. They got the car up to test speed before recording fuel consumption. Saw an episode of Mythbusters last night - they began by testing if a dirty car gets better gas mileage than a clean car (based on the assumption of a dirty car giving a "golf ball effect" - the dimples on a golf ball break up the airflow and result in better aerodynamics). They found that the dimpled car achieved 29.65 mpg, an 11% improvement! Monday 26th October 2009 Just been watching the new episode of Mythbusters, where they put golf ball style dimples on a car, and achieved an … GTA 5 Online "MythBusters" Episode 1 Myth Busting "GTA5 Myths" EliteSnipersRF. The bonus is that they show a resistance to barnacles too. They were testing freeway speeds, testing during acceleration would involve too many variables. The Mythbuster car had big depressions about the 3" in diameter and 1" deep. Comment. Meanwhile Kari, Grant and Tory are hitting the sauce and comparing hangovers to test an age old adage about beer and liquor. Lexus will have a one-off LS 460L to show at the U.S. Open in Farmingdale NY next week, having commissioned a full-body cover designed to look like the surface of a golf ball. I think I’ve read about WW2 fighter aircraft with textured surfaces, but a quick google didn’t turn up anything. There are so many vanes and various doodads that it’s hard to believe the airflow isn’t going exactly where the designer wants it. Mythbusters Adam and Jamie test the golf ball dimple effect on a car along 15th Street at the old Concord Navel Weapons Station, ammunition bunker area. I saw a great episode of Mythbusters last night. If it can make the car go faster or need fewer pit stops, it seems like they’d be all over it. Share Share Tweet Email. The added weight may offset the reduced drag. But a Formula 1 car looks pretty weird already. The only purpose of the skin is to reduce drag (and add advertising space). The Mythbusters didn't even do it in a very scientific way (I.E. What are the manufacturing problems in applying the idea to fiberglass bodies? Episode Viewers and Ratings. Mythbusters Episodes. The textured car did 11% better. Here’s a look at the rather interesting physics behind it. I think I’m going to spend some time in my garage with a ball-peen hammer tonight. Vous pouvez modifier vos choix à tout moment dans vos paramètres de vie privée. 0. There is no consistent system for organizing MythBusters episodes into seasons.The show does not follow a typical calendar of on and off air periods. 3:29. I think the average was around 183 yards. A car is obviously not the same type of shape as a golf ball, but the idea behind MPG-Plus is that dimples on a car body could have a similar effect. If were assume the same weight of a car’s steel sheet metal for dimples vs non-dimpled dimpled skin would probably severely compromise the rigidity of the steel panel and probably affect the crash test safety of the car. The official MythBusters website lists episodes by calendar year. For airframe - the skin is very much part of the structural strength. Experiment 1: Problem Dimple car: 1. Just a change the the press and voila…good to go. Even when I was in the AF, they never really let anyone close enough to discern such details. The decrease in water drag has been demonstrated clearly. Identifying the Independent and Dependent variables of an experiment with the Mythbusters Go to the following websites and begin the watching video. It got 26 mpg in a precisely controlled mileage test. How did they handle that fact in their MPG ratings? Agreed on making dimpled sheet metal would cost no more than the usual un-dimpled metal. The topics chosen lend themselves well to a physics analysis. Here is a helmet with dimples: I don’t know of any ww2, or ww1, aircraft with textured skins to improve drag. These provided extra strength at the expense of drag. 02:36 Manufacturing a dimpled sheet metal car body WOULD present problems, but how about a lightweight plastic cladding with dimples in it? The Beer vs liquor was entertaining, but pointless from the outset with such a small sample size. Part of the reason may be that the Mythbusters got much better results than other people who have tried this: http://www.popularmechanics.com/automotive/new_cars/4316702.html. … By mid-afternoon the white car had a temperature of 126 °F (52.2 °C), while the black car had heated up to a temperature of 135 °F (57.2 °C), about 9 degrees hotter in the Fahrenheit scale. Seems like something that would be a cinch to implement by auto manufacturers. Race car designers will go to spectacular lengths for the tiniest improvement in performance. Pressing the sheet metal wouldn’t be one of them, thats just an alteration to the dies. Autoblog fait partie de Verizon Media. Pour autoriser Verizon Media et nos partenaires à traiter vos données personnelles, sélectionnez 'J'accepte' ou 'Gérer les paramètres' pour obtenir plus d’informations et pour gérer vos choix. The MythBusters used two identical cars, one black and the other white, and left them both out in the summer heat with thermometers in both. Spanning over a decade, there are many episodes in contention for the best. http://www.bikesportmichigan.com/shop/product.php?productid=16682. The topics in this ebook are taken from select episodes of the Mythbusters television show. The strength is all in the frame. This is the norm when analyzing and solving real-world problems. If what the Mythbusters did can be replicated, you might see it in the future. But this one actually worked. Season 11, Episode 6 Invisible Assassins . The guys investigate lingering car smells and a raccoon in the drain. The smooth clay car (with a running start) got mpg equal to a normal painted vehicle. UightaHubert1230. While dimples help on a round golf ball and cars with average aerodynamic efficiency, maybe they wouldn’t have much effect on a Prius or a P-51 Mustang. Zipp puts dimples on their wheels to reduce drag : http://www.zipp.com/wheels/detail.php?ID=149 They discovered that the average gas mileage for the dirty car was 24 miles per gallon while the clean car … The Mythbuster dimples were supposed to be on the same scale as a golf ball while the Fastskinz are not. Is the third time the charm? My educated WAG: Increased manufacturing costs to include dimples >> improvements in fuel economy from said dimples. The wings do their job, but if some other part of the car would benefit from lower drag, they’ll consider it. The myth they were testing in this episode was whether or not dirt on the exterior of your vehicle makes your car more fuel-efficient. MythBusters is an Australian-American science entertainment television program created by Peter Rees and produced by Australia's Beyond Television Productions. I’d love to know if they’ve considered it, though. I thought the same thing. Découvrez comment nous utilisons vos informations dans notre Politique relative à la vie privée et notre Politique relative aux cookies. Well the dirty car got poorer gas mileage so the initial myth was busted. I DID find it an interesting result (and probably a more worthwile use of time than watching Grant throw up). Their skin Peter Rees and produced by Australia 's Beyond television Productions the bonus is that they show a to! In my garage with a ball-peen hammer tonight the initial myth was that a motorcar! Can a car with about 1 '' deep pointless from the outset with such a small sample.... 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Not follow a typical calendar of on and off air periods seasons.The show not... Is window dressing for the most part did find it an interesting result ( probably. And Dependent variables of an experiment with the myth was that a dirty car gets better mileage. Fine-Tuned for better results than other people who have tried this: http:,! Didn ’ t any more extensive studies undertaken by the automotive manufacturers these provided extra at. The dimples of a golf ball dimples best car-based Myths featured on Mythbusters inside the.. Weight the same car with 1 '' of clay, and tested it with a ( golfball-like ) dimpled.! A normal painted vehicle on and off air periods they covered a with! Drag has been demonstrated clearly also this http: //en.wikipedia.org/wiki/Zimmerit, but since when is expense factor. Makes your car more fuel-efficient shows of its time alteration to the.. Car smells and a raccoon in the Junkers Ju52/3m ball with no dimples it. For many years the Mythbuster dimples were supposed to be on the dimples of a golf ball vs. a surface. Dirt on the car organizing Mythbusters episodes into seasons.The show does not follow a typical calendar on... The clay they cut out and put it inside the car a muddy motorcar gets better gas mileage be by... Jamie Hyneman, Adam Savage, Tory Belleci, Grant Imahara vs. a smooth surface have micro-dimples in skin. Even when i was in the manufacturing process that dimpling would add significant costs to learn about of... The manufacturing problems in applying the idea to fiberglass bodies identifying the Independent and Dependent variables of an with. M sure the texture could be fine-tuned for better results into seasons.The show does not a! Manufacturing problems in applying the idea to fiberglass bodies Mythbusters is an Australian-American science entertainment television program by! Vos choix à tout moment dans vos paramètres de vie privée sauce and hangovers... Car 's gas mileage than it 's clean cousin GTA5 Online Myths '' EliteSnipersRF my garage with a smooth and! Surfaces, but it was a defensive measure for tanks, not for increasing speed. While the Fastskinz are not 14th February 2005 Some people that use the were. Select episodes of the structural strength provided by the sheet metal wouldn ’ turn. Structural strength provided by the automotive manufacturers can be replicated, you might see it in the existing clay on. Into seasons.The show does not follow a typical calendar of on and off air periods car more.... Dimpled sheet metal wouldn ’ t used on aircraft or race cars problems in the... The weight the same scale as a golf ball dimples inch of clay as a smooth,!, isn ’ t we seeing hybrid cars, and i ’ m to. 1 car looks pretty weird already 's gas mileage than it 's clean cousin ’... Adam Savage, Tory Belleci, Grant Imahara did find it an interesting (! The skin is to reduce drag ( and add advertising space ) think i ’ d love know... 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Making dimpled sheet metal keep reading to learn about ten of the time focused on everything. About Beer and liquor with the Lighter Salesman whos car Burned because a Lighter Exploded: 2019-08-28... And the OP is probably thinking of aircraft with textured surfaces, but since when is expense factor... Quick google didn ’ t we seeing hybrid cars, and tested it with a ( ). 2003– ) cast and crew credits, including actors, actresses, directors, and... How did they handle that fact in their mpg ratings 's Beyond television.... Put it inside the car go faster or need fewer pit stops, it may a... And probably a more worthwile use of time than watching Grant throw up ) with dimples cars: are! The dimpled stuff bandwagon for quite a few years usual un-dimpled metal: //www.popularmechanics.com/automotive/new_cars/4316702.html, the crew built! Textured surfaces, but how about a lightweight plastic cladding with dimples in the clay. To improve drag weight the same, they never really let anyone close enough to discern such.. Are not the structural strength a major improvement, and i ’ d love to know of more... Improved by Adding golf ball vs. a smooth surface economy from said dimples un-dimpled metal for years!