Industrial Engineering

To check the performance of a wind tunnel, you can measure parameters such as airflow velocity, turbulence levels, pressure differentials, and flow uniformity. These measurements can be collected using instruments like pitot tubes, anemometers, pressure sensors, and flow visualization techniques. Regular calibration and comparison with established standards are also important to ensure accurate performance evaluation.

Diamond is typically considered the hardest known natural material due to its exceptional hardness and durability. It ranks 10 on the Mohs scale of mineral hardness, making it difficult to scratch or chip.

The blast furnace is typically divided into three main zones: the top zone (stack), the middle zone (bustle), and the bottom zone (hearth). The top zone is where raw materials are charged into the furnace and combustion of coke occurs. The middle zone is where gases and heat transfer occurs, and the bottom zone is where molten metal is collected.

The symbol equation for the reaction that provides heat to maintain the temperature of the blast furnace is:

C(s) + O2(g) -> CO2(g)

This reaction involves carbon (in the form of coke) reacting with oxygen to produce carbon dioxide, releasing heat energy in the process.

The density of AW68 hydraulic oil is typically around 860 kg/m^3.

Approximately 740 cubic meters of helium gas can be generated from one liter of liquid helium when it evaporates. Helium gas expands greatly when transitioning from liquid to gas form due to its low boiling point and high expansion ratio.

Steel production:

1. China

2. Japan

3. United States

4. Russia

5. India

6. South Korea

7. Germany

8. Ukraine

9. Italy

10. Brazil

The symbol for duralumin is Al-Cu. Duralumin is a strong, lightweight alloy made of aluminum, copper, magnesium, and manganese. It is commonly used in aerospace and aircraft construction.

50,000 pounds is equal to approximately 22.7 metric tons.

Sheet metal typically has a fire rating of Class A, which means it is highly resistant to fire and will not contribute to the spread of flames. However, the specific fire rating can vary depending on the thickness of the sheet metal and any fire-resistant coatings that may have been applied.

A crucible is a container that is usually made out of metal or ceramic. It is used to heat substances to very high temperatures.

The density of linen can vary depending on factors like the type of linen and processing methods. On average, linen has a density of about 0.9 to 1.5 grams per cubic centimeter.

The 3 primary GIS data types that GPS receivers collect are: spatial data (latitude and longitude coordinates), attribute data (information about the location like elevation or time), and metadata (details about the data collection process such as accuracy or date).

The chemical formula for acrylic is typically written as (C5H8)n, where n represents a varying number of repeating units in the polymer structure. This formula represents the basic unit that is polymerized to form acrylic polymers.

First of all triangles are most probably the strongest shape and the suspension bridge has lots of triangles.

Second of all it has posts next to the posts (attached to each other by steel rope) that makes a triangle shape. (it can be rounded too)

To determine the running amps of a 45 kW motor, you would need to know the voltage at which it operates. You can use the formula: Amps = (kW x 1000) / (Volts x power factor). Once you have the voltage and power factor information, you can plug them into the formula to calculate the running amps.

The hardest substance known is Lonsdaleite. The reason it is so strong is because it has a hexagonal unit cell, related to the diamond unit cell in the same way that the hexagonal and cubic close packed crystal systems are related. The 'diamond' structure can be considered to be made up of interlocking rings of six carbon atoms, in the chair conformation. In lonsdaleite, some of the rings are in the boat conformation instead.

Lonsdaleite is simulated to be 58% harder than diamond and to resist indentation pressures of 152 GPa, whereas diamond would break at 97 GPa. Lonsdaleite is found in nature inside of meteorites that were made of graphite became superheated as it entered the Earth's atmosphere and then slammed into the ground with a great enough pressure to force the atoms into a hexagonal structure.

I thought it was carbon nanotubes or carbon nanorods.

Diamond is the second hardest material found in nature. It was always thought to be the hardest, but scientists have recently discovered a material called Ionsdaleite which is 58% harder than Diamond.

http://wiki.answers.com/Q/How_do_you_calculate_the_density_of_steel"

The basic concept of a blast furnace hasn't changed in more than 100 yrs. Modern furnaces are of course more complex due to newer technologies. First of all the furnace is basically a steel tank, inside it is lined with brick or gunite. The outside shell is protected from the heat by hundreds of "coolers" which are located around the entire furnace. Coolers are usually made from copper and have water inlets and outlets; water does not enter the inside of the furnace but is circulated in a closed loop system through a network of piping. At the bottom of the furnace are openings called tuyeres (ta-weers) through which hot air is blown into the furnace. The tuyeres are connected to a large brick-lined pipe called a bustle pipe. The bustle pipe is connected to a series of very large stoves. Outside air is fed into the stoves where it is heated. The heated air is then blown into the bustle pipe, through the tuyeres and into the furnace. The tuyeres can also be piped to allow the use of oxygen, pulverized coal, and natural gas to enhance the heat.

Raw material is loaded into the top of the furnace by conveyor or a skip car which runs on a track pulled by cables. The raw materials are iron ore, limestone, coke and alloys chosen by the steelmaker. At the bottom of the furnace is an opening called the tap hole. The tap hole is plugged by a machine called a mud gun, the mud gun is loaded by hand with "mud" which is a high grade refractory that does not melt under the intense heat.

After the materials reach the desired temp (usually about 3500 deg F) another machine called a tap drill drills out the mud to let the molten metal out of the furnace; this is known as "casting". Molten metal and slag are separated by a series of channels, slag (girl) will flow to a pit or slag car to be carried away. The slag is cooled to be used in a variety products such as an additive in concrete. The metal is channeled to bottle cars to be transported to different areas of the mill for processing.

This is a very basic overview of a blast furnace, they are highly complex and very dangerous!

NRTRDE stands for Non-Resident Tax Rate Differential Exchange. It is a mechanism used by some countries to reconcile tax discrepancies between residents and non-residents. It aims to ensure that non-residents are not subject to higher tax rates compared to residents on similar income sources.

Materials which are rich in carbon content are brittle in nature so they don't bent

A common industrial use of a radioactive isotope is in radiography, where isotopes such as cobalt-60 or iridium-192 are used to inspect welds and detect imperfections in materials such as steel. The emitted gamma rays can penetrate the material, providing detailed images of internal structures without damaging the material itself.

The weight of 26 gauge sheet metal can vary depending on the type of metal being used. As a general reference, 26 gauge sheet metal typically weighs around 0.62 pounds per square foot for steel and 0.80 pounds per square foot for aluminum.