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Industrial Engineering

Industrial Engineering is the branch of engineering that deals with the creation and management of systems that integrate people and materials and energy in productive ways. An industrial engineer studies industrial productivity and makes and implements recommended changes.

2,298 Questions

Why can you see steam at low temperatures?

Steam is water in gas form, which appears as a white cloud due to small water droplets scattering light. At low temperatures, the water vapor condenses into tiny droplets, making the steam visible. The droplets reflect and scatter light, creating the appearance of fog or clouds.

What is meant when someone says you used a design process to solve the problem at hand?

The first part of the questions the answer to that is as follows;

They are using the twelve steps of the designs process.

then put examples of your own work.

The prototype etc.

What is the chemical composition of ASTM A285 grade C steel?

Component Elements PropertiesMetricEnglish

Carbon, C<= 0.280 %<= 0.280 %

Iron, Fe>= 98.75 %>= 98.75 %

Manganese, Mn<= 0.90 %<= 0.90 %

Phosphorous, P<= 0.035 %<= 0.035 %

Sulfur, S<= 0.035 %<= 0.035 %

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Another answer, after ASTM 285/A285-M03 (2007)- Standard Specification for Pressure Vessel Plates, Carbon Steel, Low- and Intermediate-Tensile Strength

C

Si

Mn

P

S

Al

Cr

Cu

Ni

Mo

Nb

Ti

V

0.16

0.35

0.4/1.2

0.03

0.03

0.02

0.3

0.3

0.3

0.08

0.01

0.03

0.02

in percent (%).

Why do you use aluminuim istead of iron?

Aluminum is often used instead of iron because it is lighter, more corrosion-resistant, and has better thermal conductivity. This makes it suitable for applications where weight, durability, and heat transfer are important factors, such as in aerospace and automotive industries.

What are lignocellulosic fibers?

Lignocellulosic fibers are natural fibers derived from plant sources such as wood, straw, and bamboo. These fibers are composed of cellulose, hemicellulose, and lignin, making them strong, stiff, and resistant to biological degradation. They are commonly used in various industries, including papermaking, textiles, and composite materials.

How many different types of Pens are there?

There are several different types of pens, including ballpoint, gel, fountain, rollerball, brush, and felt-tip pens, among others. Each type of pen offers different writing experiences and is suitable for specific tasks or preferences.

How thick does a thermal arc pak 3xr plasma cutter cut?

A Thermal Arc Pak 3XR plasma cutter can typically cut through metal up to 1 inch thick, depending on the material and the power setting being used. Thicker materials may require multiple passes or a higher power setting. It's important to consult the specific specifications of the cutter for precise cutting capacities.

What stores modifies and packages products for the cell?

The Golgi apparatus is responsible for modifying, sorting, and packaging proteins and lipids into vesicles for transport within the cell or secretion outside of the cell.

Can Diamonds be Liquefied?

No, diamonds cannot be liquefied. Diamonds are the hardest naturally occurring substance and have a very high melting point of around 3,550 degrees Celsius, which is much higher than any typical method of liquefaction.

What is tin foil made out of?

Aluminium foil is made up of aluminum which is silvery white metal and less than 0.2 mm thick. This is fragile and easily damaged and laminated to other materials such as paper and plastic to make them useful.

What are the standard colors for the Hots in a 3 phase 60Hz mains supply in the US and are these same colors also standard in other countries which use 60Hz 3 phase supplies?

For 120/208v systems the colors are black - red - blue with a white neutral. For 277/480v and higher systems the colors are brown - orange - yellow with a grey neutral. Countries outside of North America generally use different colors.

What is the difference between fat and oil?

Fat is made within the body tissues of recently living animals, whereas oil is either pressed from plants, as in Olive oil, Corn oil, Peanut oil, Corn oil or Safflower oil (whatever that is), or pumped from the ground as Fossil fuels.

In Food Science, Fat is solid or semi-solid at room temperature while oil is liquid at room temperature. This depends mainly on the fatty acid composition of the product (saturated vrs unsaturated fatty acids).

How do the federal standards for city-supplied drinking water differ from those for commercial bottled water?

Federal standards for city-supplied drinking water are governed by the Environmental Protection Agency (EPA) under the Safe Drinking Water Act, which sets limits on various contaminants. Commercial bottled water, regulated by the Food and Drug Administration (FDA), must meet the same quality and safety standards as tap water but is subject to different testing and monitoring requirements. Additionally, bottled water may be subject to labeling regulations that differ from those for tap water.

What is eductor?

An eductor is a device that uses a fluid (usually a liquid or gas) to create a vacuum or achieve a pumping action. It works based on the principle of fluid dynamics, where a high-velocity fluid stream entrains a lower-velocity fluid or solid material through a nozzle, generating a suction effect. Eductors are commonly used for tasks like mixing liquids, evacuating gases, and transporting solids in various industries.

What is the meaning of SIL?

SIL stands for "safety integrity level." It is a measure of the reliability and effectiveness of a safety system in reducing risk in industrial processes. SIL ratings help organizations assess and mitigate potential hazards to ensure safe operation of their systems.

What is the name of the hardest material known to man?

ADNR's are a special manmade form of pure carbon that are harder (and denser) than natural diamonds and manmade ultrahard fullerine. I believe the answer is lonsdaleite. It is naturally made and is 58% harder than diamonds.

What constant acceleration in SI units must a car have to go from zero to 61 in 12?

Acceleration is the change in velocity divided by change in time. The SI units for velocity and time are meters per second (m/s) and the second (s), respectively. Therefore, the SI unit of acceleration is meters per second per second (m/s^2). In this problem we have a car accelerating from 0 m/s to 61 m/s in 12 s. The acceleration is thus 61 m/s divided by 12 s to yield an answer of 5.1 m/s^2.

What does the number 2186 in carpet density mean?

The number 2186 in carpet density refers to the amount of yarn in the carpet per square meter. A higher number indicates a denser carpet, which can mean greater durability and comfort. This density measurement helps determine the quality and performance of the carpet.

Is iron a transition metals?

Yes, iron is considered a transition metal. Transition metals are characterized by their partially filled d orbitals in the outermost shell of electrons, which gives them unique properties such as forming colored compounds and catalyzing reactions. Iron fits this criteria and is commonly classified as a transition metal in the periodic table.

Does brick grows bigger every year?

usally bricks doen't grow, but since stuff gets all over it looks like it grows.

Are all material will expand when heated Have any exception?

In general, most materials expand when heated due to the increase in kinetic energy of their molecules. However, there are exceptions, such as water, which contracts when heated from 0°C to 4°C due to changes in its molecular structure. This anomaly is known as the "anomalous expansion of water."

Why the gas turbine needs 3 bucket stages only in 110MW TURBINE?

The 3 bucket stages in a 110MW gas turbine are designed to efficiently extract energy from the high-pressure hot gas produced by combustion. By using 3 stages, the turbine can effectively expand the gas across multiple stages, thereby maximizing energy extraction and overall efficiency within the power plant. Additionally, the design may also optimize the velocity and pressure of the gas flow to ensure proper turbine performance at the specified power output level.

What are the advantages of casting over other metal working methods?

A casting may be defined as a " metal object obtained by allowing molten metal to solidify in a mold ", the shape of the object being determined by the shape of the mold cavity. Certain advantages are inherent in the metal casting process. These often form the basis for choosing casting over other shaping processes such as machining, forging, welding, stamping, rolling, extruding, etc. Some of the reasons for the success of the casting process are: ; The most intricate of shapes, both external and internal, may be cast. As a result, many other operations, such as machining, forging, and welding, can be minimized or eliminated. ; Because of their physical properties, some metals can only be cast to shape since they cannot be hot-worked into bars, rods, plates, or other shapes from ingot form as a preliminary to other processing. ; Construction may be simplified. Objects may be cast in a single piece which would otherwise require assembly of several pieces if made by other methods. ; Metal casting is a process highly adaptable to the requirements of mass production. Large numbers of a given casting may be produced very rapidly. For example, in the automotive industry hundreds of thousands of cast engine blocks and transmission cases are produced each year. ; Extremely large, heavy metal objects may be cast when they would be difficult or economically impossible to produce otherwise. Large pump housing, valves, and hydroelectric plant parts weighing up to 200 tons illustrate this advantage of the casting process. ; Some engineering properties are obtained more favorably in cast metals. Examples are: : :: More uniform properties from a directional standpoint; i.e., cast metals exhibit the same properties regardless of which direction is selected for the test piece relative to the original casting. This is not generally true for wrought metals. :: Strength and lightness in certain light metal alloys, which can be produced only as castings. :: Good bearing qualities are obtained in casting metals. ; A decided economic advantage may exist as a result of any one or a combination of points mentioned above. The price and sale factor is a dominant one which continually weighs the advantages and limitations of process used in a competitive of enterprise. There are many more advantages to the metal-casting process; of course it is also true that conditions may exist where the casting process must give way to other methods of manufacture, when other processes may be more efficient. For example, machining procedures smooth surfaces and dimensional accuracy not obtainable in any other way; forging aids in developing the ultimate of fiber strength and toughness in steel; welding provides a convenient method of joining or fabricating wrought or cast products into more complex structures; and stamping produces lightweight sheet metal parts. Thus the engineer may select from a number of metal processing methods that one or combination, which is most suited to the needs of his work.

Why can metals bend?

Metals can bend because of their unique atomic structure, which allows layers of atoms to slide past each other when a force is applied. This phenomenon is called plastic deformation, and it enables metals to change shape without breaking. Additionally, the presence of "defects" such as dislocations in the metal's crystal lattice also contributes to its ability to bend.

Why can metals bend without breaking?

Metals can bend without breaking due to their unique crystalline structure and the way that metallic bonds hold the atoms together. When a force is applied, the layers of atoms are able to slide past each other in a process called plastic deformation, allowing the metal to change shape without fracturing.