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23 views

10base2 (a.k.a. thinnet) over TV coax (wrong impedance) - will it work?

I have a run of TV/DVB-S coax in my house and I think about abusing it for ethernet. I am aware of the "good"/modern solution (ethernet over coax, fancy modulation an all, something like ...
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0answers
13 views

Science computation approach & errors

After reading one interesting science paper last week, I'd like to hear opinion of someone experienced or who is "in the theme": Modern processors have some finite level of precision, so what ...
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0answers
85 views

Physics with Jacascript [closed]

As an exercise I am trying to replicate physics such as that seen in angry birds or contre jour. In essence, the tensile and fluid snap motions present when you pull a slingshot or stretch an elastic ...
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2answers
277 views

Could a hard disk filled with data slightly heavier then empty disk? [closed]

Possible Duplicates: How much does a gigabyte weigh on a hard disk? And the same question on CD-ROM, floppy disk and Flash drives?
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2answers
196 views

Is the physical speed with which a single bit travels through copper wire the same with 10Mbit and 10Gbit? [closed]

I was just wondering if a single bit travels with the same physical speed through the same type of wire of a 10 Mbit network as through a 10 Gbit network? As far as I know a single bit has the speed ...
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7answers
886 views

Why does the heat production increase as the clockrate of a CPU increases?

This is probably a bit off-topic, but the whole multi-core debate got me thinking. It's much easier to produce two cores (in one package) then speeding up one core by a factor of two. Why exactly is ...
6
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2answers
794 views

How far do electrons physically move in a single clock cycle in a (theoretical) 4GHz processor?

I was musing last night about computers and processors and this video of a 6-bit digital adding machine, and I know that 4 GHz seems to be the practical limit of mass-produced CPUs of the current era. ...
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2answers
21k views

Two Different nVidia Cards, One as Graphics, One as Physics - Possible?

Soon I will have a brand new Geforce GTX 285 to replace my current 8800GT. Will it be possible to move my 8800GT to another PCIX slot, put the GTX 285 into the primary slot and use the nVidia ...