Idle Banter For non SV and non bike related chat (and the odd bit of humour - but if any post isn't suitable it'll get deleted real quick).![]() |
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#1 |
Member
Mega Poster
Join Date: Jan 2008
Location: North West
Posts: 3,124
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#2 |
Member
Mega Poster
Join Date: Jul 2006
Location: Dundee
Posts: 4,414
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That thing looks so dodgy. Looks fun though
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#3 |
Guest
Posts: n/a
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looks a bit slow
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#4 |
Member
Mega Poster
Join Date: Jan 2008
Location: North West
Posts: 3,124
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#5 |
Guest
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#6 |
Where the hell am I?
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Join Date: Dec 2004
Location: Swingin' thru the urban jungle
Posts: 7,451
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I'd have a go
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. "Computers are great! Not for communicating tho. They have one fundamental flaw ... they don't have eyebrows." AlpineCarStereo: you win ....... eeerrr ..... ummm ..... my undying support of you, the greatest Mod this forum has ever known. My Leige. davepreston: ![]() |
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#7 |
DaffyGingerBint
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Join Date: May 2008
Location: Melksham
Posts: 1,577
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OH
GOOD GRIEF...lol Looks like fun ![]() not having it at the AR though ![]() |
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#8 |
Member
Mega Poster
Join Date: Feb 2009
Location: Ruislip
Posts: 1,131
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I wonder how fast a person has to go before their drag equals the twenty or thirty pounds of thrust those pulse jets can deliver. With a decent fuel supply I suspect that thing could have ended up going quite fast.
When are we getting one??? Keith. |
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#9 |
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Posts: n/a
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knee down anybody?
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#10 | |
Noisy Git
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Join Date: Apr 2007
Location: Halifax/Leeds
Posts: 26,645
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Nah this calls for a V8
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150 = rho V^2 Cd A (yes put the thrust in newtons, you mongchild) If you reckon a bloke is a cube, then Cd is about 1.05, A would be about 4 foot by 3 (sat down), call is 1.5m^2 for a laugh. With that lot V = ~7.96m/s ... 30lbs is pretty near as far as I can guess from watching the vid. That is a lockwood-hiller pulsejet. ![]() This one produced about 300lbs of thrust, but was made in a lab rather than a scrapyard heh.
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Currently Ex Biker
Now rebuilding a 63' fishing trawler as a dive boat Last edited by yorkie_chris; 01-10-09 at 11:12 PM. Reason: Inability to do simple sums. |
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