By the time they get into the shroud they're probably going faster, a
lot of acceleration in that last few feet. I wonder what's going
through the goose's mind at that moment. Reminds me of this joke:
What's the last thing going through a junebug's brain when he hits
your face shield?
His ass.
On Jan 19, 2009, at 9:10 AM, robert bownes wrote:
> f=1/2mv^2
>
> Mass of bird = 5kilos
> Velocity = 300km/hr
>
> f=.5(5)300^2 = 225,000J
>
> which is
> 53,776 Calories
> 165951 ft pounds force
> 213 BTU's
>
>
> Alot any way you slice it.
>
>
> Bob, who 30 years later, still remembered all that nonesense from A
> level
> physics.
>
>
> On Mon, Jan 19, 2009 at 1:59 PM, J.C. Hassall
> <jhassall@blacksburg.net>wrote:
>
>> At 01:47 PM 1/19/2009, Joe Curry wrote:
>>
>>> You'd think that after all these years, Aircraft engineers would
>>> have
>>> figured out how to prevent debris from entering the engines.
>>>
>>> Something like a screen that can somehow clean itslf to keep
>>> debris from
>>> accumulating and restricting air flow.
>>>
>>> The revolving clear plastic cover that the F1 car cameras use to
>>> keep the
>>> lens clear is a possibility.
>>>
>>> Joe C.
>>>
>>
>> The Brits pioneered a revolving "window" in front of destroyer bridge
>> windows ("portals"?, I'm an Army guy) during WWII. The perspex
>> revolved
>> fast enough to spin off water. But there's a world of difference
>> between
>> destroyer full chat and jet aircraft speeds. ISTR reading that a
>> 10 pound
>> bird packs 10K of force at 200 MPH. If I weren't so lazy I'd run
>> the math.
>>
>> j
>>
>>
>> --
>> J.C. Hassall
>> Blacksburg VA
>> '63 TR4 in autox preparation
>> 96% finished, 90% to go
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Bill Babcock
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