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Engineering - June 2007

[Selected]: All categories Science & Mathematics Engineering

2007-06-09 13:51:02 · 12 answers · asked by DOPEâ? BOYË?â? FRE$Hâ?¢ 1

I am looking for a rubber or like material that can have a flame very close and 350+ temperature resistance that could be used to seal a glass or metal bottle with flammable liquid inside. It would be exposed to these levels for up to 1hr and repeatedly.

2007-06-09 12:29:36 · 3 answers · asked by Anonymous

Ive seen thing that was a big metal ring with slots in it that have the sizes of wire gauges, but cant seem to find one for myself. Does anybody know what they are called or where I can get one?

2007-06-09 09:04:49 · 4 answers · asked by Anonymous

I am looking for the average wattage requirements for a household (a/c, refrigerator, small appliances etc.)

2007-06-09 09:02:54 · 1 answers · asked by Elaine P 1

can we interchange the detergents for top loading and front loading machines

2007-06-09 08:10:32 · 3 answers · asked by Mozhiottil C 1

Which of the following is not a feature of sedimentary rocks?
ripple marks
porphyritic texture
stratification
concretions

2007-06-09 06:47:28 · 2 answers · asked by Anonymous

Tunel must be able to be controled as for strength of magnetic field and shape of forcefield… cos speeded sphere will press on outward wall of tunel while acceleration… The main point is to acquire centrifugal force… Third hint about anty-gravity will explain for what it will be needed… Making object weightless is close… Making mechanism fully usefull is not so far... Vacuum is important to reduce friction of sphere to zero… and acquire proper speed… Its just part of whole mechanism… I guess useless without whole other parts… Patience… Its really close… Maybe two or three questions more...

2007-06-09 06:42:14 · 3 answers · asked by Robert M Mrok (Gloom) 4

Second pole must be directed to its core and poles must be close… Two strong mechanical arms will be needed to conect magnets cos the same poles will repel each other and invertial will attract… The spehere must keep proper balance of weight and its magentic pole forced by mechanical conection of magnets… It must be heavy but the strength of magnetic field must be also appropriate…Its second hint of anty-gravity secret I am giving away… and I want to know if you understand and are able to make it… It’s a part of complicated mechanism… Sorry… no chance to make it more simple by me weak head... This secret needs more than power of one man...

2007-06-09 06:28:23 · 4 answers · asked by Robert M Mrok (Gloom) 4

don't be afraid to be wrong, but if you think your right , please explain yourself.

2007-06-09 05:28:25 · 20 answers · asked by Anonymous

It was just a thought, but I have an old chevy truck and wanted to know if it was possible to make a small lightweight hydropower generator located in the bed of the truck that would turn rushing water into electricty from curved blades built into each tire location to transport the water to the generator and back to the tire. The truck would run on gas until the generator supported enough power to be substained on its own. Is this possible?

2007-06-09 04:38:36 · 5 answers · asked by majestic 1

2007-06-09 03:53:29 · 6 answers · asked by Wesley R 1

I see no drains, no way for the water vapor to exit the refer's closed system. If it is simply recycled, that seems very inefficient.

2007-06-09 03:18:27 · 2 answers · asked by L. A. L. 6

able to explain the natural and forced convection phenomenon with the aid of diagram

2007-06-09 02:50:00 · 7 answers · asked by nurul 1

Basically what I want to know is if there is some sort of testing device you can plug into different outlets that will tell you if they are on the same circuit, and will it only test two at a time or can you do three or more? All without using the circuit breaker panel.

2007-06-09 00:01:48 · 4 answers · asked by Genezix 1

http://www.electronics-lab.com/projects/test/007/index.html
On positive of input, what use for the chooice of different path of resistor?
On negative of input, what use for the adjustable resistor ?
Can explain whole circuit to me?

2007-06-08 20:49:17 · 1 answers · asked by lwy 1

2007-06-08 19:53:28 · 1 answers · asked by payal s 1

my teacher has an easy ellipse maker thats just a piece of wood and some nails. he will give alot of points if someone brings one for a hyperbola, people said that it exists but I can't seem to find it anywhere on the internet. can someone please help me find the directions of how to construct one?

2007-06-08 18:38:20 · 2 answers · asked by ~CVC~ 1

so solar panals are only about 4% efficient..

has anybody built a solar steam generator? and if so how efficient/feasable is it?

2007-06-08 12:01:33 · 4 answers · asked by That Guy 4

2007-06-08 10:55:54 · 3 answers · asked by Domer 1

2007-06-08 09:49:17 · 3 answers · asked by khan sb. 2

France procudes about 80% of its electric energy by Nuclear, and sells excess power to other Euopean Union members, while the USA has about 18% currently. Are we ready to accept more Nuclear Energy facilities to free ourselves from the Carbon Cycle?

2007-06-08 08:59:01 · 8 answers · asked by Don 1

a bell

a battery

an insulator

a light bulb

2007-06-08 08:51:05 · 4 answers · asked by Anonymous

i have this electronic (signal processing ) question and want to solve it with matlab, need more sources; please advice

2007-06-08 08:04:42 · 2 answers · asked by Tom 1

3

A power source can supply 12V and 500mA, but the load requires can hold up to 5 watt of power why does not the load blast up. If the theory is that load is sucking the power it only requires to operate than why does in real life our appliances gets busted when voltage or current becomes a bit high.

2007-06-08 07:56:32 · 5 answers · asked by Kasprov 1

I figure the lateral and top louvers will be obstructed by the walls of hole. However, bearing in mind that the hole is bigger than the AC case, there will be additional space around it and thus the louvers will be neither fully obstructed, nor fully outside. Will this impede the functioning of the AC to the point that it would damage it?

2007-06-08 07:53:57 · 7 answers · asked by quantum 1

DIY, small/compact. Thanks!

2007-06-08 07:09:11 · 4 answers · asked by ebd 2

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