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Engineering

Engineering is an art and profession devoted to designing, constructing, and operating the structures, machines, and other devices of industry and everyday life.

5,839 Questions

What is pozzolanic cement?

  • Pozzolanic cement is a cement which consists of pozzolanic materials like fly ash, volcanic ash, pumicite,etc.,
  • A Pozzolan is any material which in the presence of lime and water will react hydraulically to form a cemented mass
  • Contains pozzolanic materials of 10-95% by weight.
  • Pozzolanic cement can be made from 95

    % recycled materials

  • provides many improved performance ove OPC. (ordinary portland cement)
  • It is generally used now a days
  • Less heat evolved when compared to OPC.

Can multimode and singlemode fiber optic cable be used together?

Not really. These are two different types of fiber optic cable and are used for different reasons. In other words, you can't mix SMF and MMF fiber in the same cable, but they could be used in separate cables in the same network (although it isn't likely)

MMF fiber is used for short haul interconnects, and SMF fiber is typically used for longer distances,

How does an elevator crash cause death?

When you are falling or hitting the ground, that is going to jolt you through you around which can cause death. Also when you hit the ground something might come apart and hit you which can also cause death.

How do you use a round nose chisel?

Assuming (as the cat is engineering) that you are using a round nosed cold steel chisel on a metal item. These were used to set in a dimple (dent) that would be used for decoration or its used to hammer in a channel for a liquid to move through similar to that inside a bearing. they were used before machinry to form a countersink that a retaining screw or rivet would sit into.

Examples of search engines?

Google is the most popular search engine on the internet, followed by Yahoo. Other search engines include Bing, AOL search, AltaVista, Excite and Emlsearch

How do you download a locomotive to Rail Simulator?

There are three ways to do it. a). If loco is packaged in .rpk file, then Package Manager must be used. This is available from the official site. b). If the loco has been packaged using Mike Simpson's KRSTools, then use the included Assetsetup program. c). If loco folder structure is downloaded, then it must be copied to the relevant loco folder in RS. ?:\program files\RailSimulator\Assets\Kuju\RailSimulatorUS\RailVehicles\Diesel\SD40-2 fo example davewa

Under what circumstances would it be advantageous to pattern a component?

It would be advantageous to use a pattern command when you must repeat the same constraint multiple times. An example would be in playgrounds on the platforms where there are multiple holes for rain to go through. In CAD it would be a pain to extrude each hole one by one. The pattern command will make it much faster and efficient.

How did cyborg become a cyborg?

Possibly when the person has more synthetic parts than organic.

(Simplified) When theres more robot parts than human parts in a person.

(Simplified x2) When more robot bits than people bits.

(Simplified x3) Less squishy bits :D

(Simplified Alternate) When they got lots of robotic implants

(Further Explanation) On a vague question like this I can not give an accurate answer but an estimate would be when a human has more synthetic implants than actual body parts, so they had organs or other body parts (possibly that no longer work) replaced with synthetic organs and parts by (a) surgeon(s).

How do you clear engineering subjects within 4 years?

In order to finish an engineering degree in 4 years you must work hard and not take any time off. Coops, while very good for your resume, will likely set you back a full year. Even though a Coop is only one semester, most engineering classes are only offered once a year. Thus, if you miss one spring semester for a coop, you will have to wait until the next spring to take the classes you missed. You cannot fail classes (unless you retake them during the summer and pass) otherwise the same issue occurs. It is doable though!

Where can you download encarta and encarta kids?

Microsoft ended Microsoft Encarta in the disc and online version in March 2009. Since viruses or incomplete files are a problem, downloading is risky. The safest solution is to purchase an older copy through Ebay or secondhand stores.

How do you weld a bike?

This depends mainly on three things. One is the thickness of the metal. Another is the kind of metal, and third is what type of joint you're welding. The easiest machine to use is a wire feed welder. If welding aluminum, be sure to use a spool gun or it will likely clog the lines. If you don't know what settings to use for the thickness and type of metal you are welding, it's a good idea to test it first on a scrap piece of similar type an thickness. Also, be sure to strength test the weld after it is completed especially if it is in a load bearing joint. If you are unfamiliar with the welding process, it's best to educate yourself on the process itself first before attempting to weld anything of value.

What is a fixed vector?

Fixed vector is one which has unique point of application. the action of the force on deformable or non rigid body must be specified by a fixed vector at the point of application of the force. in this instance the forces and deformations within the body depend on the point of application of the force,as well as on the magnitude and line of action.

Is iT True that in 1962 after first space travel bu USSR Kennedy answered nothey've surpassed us with the school-desks?

answer please, if anybody knows, is it trye that kenedy said such words? and if yes, how can you proove?

Does sir Joseph whitworth had any child?

No. He married twice, to Francis Anker in 1825, & after her death, to Mary Louisa Orrell in 1871. His second wife had a child from her first marriage but Sir Joseph Whitworth himself did not have any children.

Where is microprocessor placed in computer?

The central processor unit (microprocessor) is placed on the motherboard. The cooler, necessary to refrigerate the microprocessor is placed behind it.

What is the Definition of face left and face right surveying?

taking readings using theodolite keeping the vertical circle of the instrument on left side of the observer is called a face left observation and to measure horizontal angle the instrument is rotated(swing) in horizontal plane with respect to the vertical axis in a clockwise direction called rigt swing.

Do all elevators use the same firefighter key?

No all elevators do not use the same firemans key. However they do have to have matching key for all fire service switches. Example the key used for the lobby fire service rcall must match the key used for in-car fire service key swtch.

Can you see a Switchblade mechanism diagram?

strong patented spring mechanism switchblade from Germany >>> http://uk.youtube.com/watch?v=B458T3x90Vw