I Beam as Window Headers – Size?

We are doing some remodeling of an old home and in trying to replace some basement windows we found a surprise. 40" x 70" window openings with no header. What we had thought were two windows side by side -- were really two windows side by side with an iron pipe between them running from the block t

Interfacing A 7 Segment Disply Unit

How do I make my Allen Bradly SLC 5 output 30 minutes count on my 4 Digit, 7 segment display unit. Is there a function block in the RsLogix 500 that can convert this 30 minutes timer. Th 4 digit display unit has 4 disply strobes for A, B , C, D and 4 latch for each digit disply.

Talent – Let it Shine

An article in the New York Times ponders the age-old question of what talent is, and how we get it. Is it inherited, or do we develop it as we grow and learn? In other words, is talent a matter of nature or nurture? The author takes the position that if we think of talent as something we're bor

Do You Really Need an iPad?

No one would deny Apple Computer's ability to enter the market with its new gadgets, but after all the hype and excitement in the media, one must ask, what on earth is Apple doing with this new iPad touch screen tablet computer? Isn't this just a bigger version of the iPhone? What new element of com

one more question on bridge bearing

(Bridge bearing is used)To isolate components or parts of a structure or assembly of parts when their relative movements must be independent of each other.

The text in the bracket is added for understanding purpose. And my question is: what does each" other" refer to here? Coz i can not see

level measurement

i have a 9m tank filled with oil whose level is to be measured , do th level measurment require a temp compensationt andif i dnt use a temperature comp how much it is going to effect my reading pl help me

Nanotech Carbon Capture for Fuel Production

Dr. Olah has prior credentials as a Nobel winner in 1994, so it's reasonable to believe the carbon capture technology discussed in this article is viable. I wondered what CR4 folks think about it, and second, what are the full implications/feasibility of switching to a "methanol" fuel economy.

Nano Spray

Hi...

Is it possible to increase thermal conductivity of condenser putting a coat of nano spray on fins?

If yes, can somebody shares more informtion for this.