The metallurgical process in which a metal is obtained in a fused state is called.
Answers
The metallurgical process in which a metal is obtained in a fused state is called smelting.
Smelting is a technique used to extract metals from their ores by heating them to a high temperature in a furnace. This process involves the use of heat and chemical reactions to separate the metal from the impurities present in the ore.
The ore is usually mixed with a reducing agent, such as coke, which helps in the removal of oxygen from the metal oxide present in the ore. The high temperature causes the metal to melt and separate from the other components of the ore. The molten metal is then collected and cooled down to solidify it into a usable form.
For example, in the smelting of iron ore, the iron oxide is mixed with coke and heated in a blast furnace. The coke acts as a reducing agent, reacting with the oxygen in the iron oxide to produce carbon dioxide gas and molten iron. The molten iron is then tapped out of the furnace and further processed to obtain the desired shape and properties.
Smelting is an important metallurgical process that allows us to obtain metals in a fused state from their ores. This process plays a crucial role in the production of various metals that are widely used in industries and everyday life.
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Related Questions
I need some help!
Thanks
Answers
Answer:
a c 1 museum is a patient who by think and pay the the price
Anyone got a pc that can run 240 fps? Around like 1,300 dollars that can run 240 fps on fortnite whoever answers and gives me a good pc I will give brainliest
Answers
Answer:
What do u need it for just gaming or for streaming and other things
Which of these is a reason an engineer may choose to use a prefabricated
building component?
A. She wants the design to be an original.
B. She wants to use a material that is not standard.
C. She is not concerned with costs.
D. She wants the construction to move quickly.
Answers
The reason an engineer may choose to use a prefabricated building component is because: D. She wants the construction to move quickly.
A prefabricated building component is also referred to as prefabs and it can be defined as a component that is fully manufactured to standard in a manufacturing plant or factory and then transported to a construction site, for partial assemblage and usage by an engineer. Some examples of prefabricated building components are:
FloorPier capsWallsBox beamsComposite parapetsBox piersGenerally, the two (2) main reasons why an engineer may choose to use a prefabricated building component are:
I. To minimize negative environmental impacts by using standard materials from the manufacturing plant or factory.
II. To make the construction process move quickly.
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Give an example of one technology that is well matched to the needs of the environment, and one technology that is not.
Answers
Answer:
oh god... i have no idea lm.ao
Explanation:
Design two classes named Employee and PaySheet to represent employee and PaySheet data as follows: For the Employee class, the data fields are: int empNo; String name; double payRatePerHour, Pay Sheet[] PaySheet for four weeks (1 month), and Two other data fields of your choice. For the PaySheet class, the data fields are: String weekEndingDate; integer Array of size = 5 for the five working days. Entries in this array will be integers from 0-8 where 0 means that the employee did not work that day and a value from 1 to 480 means the number of hours the employee worked in that day. All data fields should be declared as private, and associated getters and setters should be declared in each class. Create a driver class called Main, whose main method instantiates array of Employee objects and write the following methods: 1. A Method called printInfo that receives an array of Employees and prints all information about working days that looks like the following: Emp NO. Week Total Days/hours weekly Payment 1 1 1 2 n 2 1 2 3 1 2 4/32 5/37 3/12 1/8 3/15 400 500 300 150 450 2. Method called print WarnedEmployees that receives an array of Employees and prints the name of the employee who has a warning. An employee is warned if he is absent for two or more days in two consecutive weeks. 3. A method that receives an array of Objects and sorts unwarned Employees based on TotalPayment (in all weeks) method header must be: public static void sortEmps (Object[] o)
Answers
Following are the code of the program.
//set an integer data type variable
int num_Timesheets;
//set an integer data type variable and initialize to 0
int cents_PerHours = 0;
//set an integer data type variable
int hours_Worked;
//already declared and initialize to 0
total = 0;
//get input from the user
num_Timesheets = stdin.nextInt();
//set the for loop
for(int i = 1; i <= num_Timesheets; i++)
{
//initialize to 0
hours_Worked = 0;
//get input from the user
cents_PerHours = stdin.nextInt();
//set the for loop
for (int ii = 1; ii <= 5; ii++)
{
hours_Worked = hours_Worked + stdin.nextInt();
}
//perform calculation to find employee’s pay for the week
total = total + (hours_Worked * cents_PerHours);
}
Here, we set three integer data type variables "num_Timesheets", "cents_PerHours", and "hours_Worked" and initialize the value in the variable "cents_PerHours" to 0.
Then, initialize the value in the integer variable "total" to 0 which is already declared.
Finally, we set two for loop first one to get input from the user and the second one to perform a calculation to find employee’s pay for the week.
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how to change a fuel fiter
Answers
question 8 fill in the blank: data mapping is the process of fields from one data source to another.
O Lingking
O Extracting
O Matching
O Merging
Answers
Data mapping is the process of matching fields from one data source to another. Hence option c is correct.
What is data?Data is defined as the information that has been altered to be more easily moved around or processed. Organizations can set baselines, benchmarks, and targets using good data in order to keep moving forward.
The process of matching fields from one database to another is known as data mapping. This is the initial step in making data transfer, integration, and other data management chores easier.
Thus, data mapping is the process of matching fields from one data source to another. Hence option c is correct.
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Question 3 Which of the following is least comparable to Eventbrite? 1 point 4. Question 4
Answers
Answer:
Uber is least comparable to Eventbrite. Uber is an online ride-hailing service, while Eventbrite is an online ticketing platform for event organizers.
Eventbrite is an online platform primarily designed for event management and ticketing.
What does it enable?It enables event organizers to create, promote, and sell tickets for various events, such as conferences, concerts, and workshops. Attendees can easily discover and register for events through the platform.
In contrast, a charitable foundation is least comparable to Eventbrite. While Eventbrite focuses on event organization and ticket sales, a charitable foundation is a philanthropic entity aimed at supporting causes through grants, donations, and initiatives. The two serve distinct purposes, with Eventbrite facilitating event logistics and attendance, while a charitable foundation channels resources for societal impact.
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The figure below appeared three heat treatments processes of steel (A, B and C),
select only One and answer the following:
1- Named the heat treatment process.
2- The temperature range of heating process.
3- The cooling process method.
4- The aims of process.
Answers
Answer:
b
Explanation:
technician a says that a pressure check valve should hold system pressure for at least five minutes after the pump is shut off. technician b says that a defective check valve could cause long cranking time. which technician is correct?
Answers
Both technicians are correct. A pressure check valve is designed to prevent the backflow of fluid in a hydraulic system, thereby maintaining system pressure.
Technician A is correct in stating that the check valve should hold system pressure for at least five minutes after the pump is shut off. This is important because it allows the hydraulic system to maintain pressure even when the pump is not operating.
Technician B is also correct in saying that a defective check valve could cause long cranking time. This is because a defective check valve can cause the hydraulic system to lose pressure, which can result in a longer cranking time for the pump to build up the required pressure again.
In summary, both technicians are correct in their statements about the pressure check valve. It is important to ensure that the check valve is functioning properly to prevent any issues with system pressure and cranking time.
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Match the example to the model type it represents.
1. The client complains about the way the keyboard feels
1.mock-up
2. The engineering team tests how the tire treads on a new SUV perform on 2.various road conditions
preproduction model
3. The engineering team performs tests on the efficiency of the manufacturing process used for a recumbent bicycle
3.presentation model
Answers
Answer:
represnt
Explanation:
Ferroconcrete is reinforced concrete that combines concrete and ________. A. Lead c. Copper b. Iron d. Aluminum.
Answers
Answer:
B. Iron
Explanation:
took the test.
A total of 10 rectangular aluminum fins (k = 203 W/m·K) are placed on the outside flat surface of an electronic device. Each fin is 100 mm wide, 20 mm high and 4 mm thick. The fins are located parallel to each other at a center-to-center distance of 8 mm. The temperature at the outside surface of the electronic device is 72°C. The air is at 20°C, and the heat transfer coefficient is 80 W/m^2·K. Determine:
a. the rate of heat loss from the electronic device to the surrounding air
b. the fin effectiveness.
Answers
Answer:
a. the rate of heat loss from the electronic device to the surrounding air
A total of 10 rectangular aluminum fins (k = 203 W/m·K) are placed on the outside flat surface of an electronic device. Each fin is 100 mm wide, 20 mm high and
4 mm thick. The fins are located parallel to each other at a center-to-center distance of 8 mm. The temperature at the outside surface of the electronic device is 72°C. The air is at 20°C, and the heat transfer coefficient is 80 W/m2·K. Determine (a) the rate of heat loss from the electronic device to the surrounding air and (b) the fin effectiveness.
Explanation:
Sorry if wrong, Hope I helped
~#Lilly
A defective crankshaft position sensor is a common cause of a no-start condition.
Group of answer choices
Answers
Answer:
Switching on and off
Explanation:
No starters are often caused by a faulty crankshaft actuator. The signals from this transmitter is sent to the ignition module, which turns in and out of the ignition system. If you already have an RPM sign, it's possible that a faulty ignition unit or PCM isn't turning the coils on and off. Along with button on and the motor cranking, testing for volts at the contacts with a voltmeter.
A species A diffuses radially outwards from a sphere of radius ro. The following assumptions can be made. The mole fraction of species A at the surface of the sphere is XAO. Species A undergoes equimolar counter-diffusion with another species B. The diffusivity of A in B is denoted DAB. The total molar concentration of the system is c. The mole fraction of A at a radial distance of 10ro from the centre of the sphere is effectively zero. (a) Determine an expression for the molar flux of A at the surface of the sphere under these circumstances. Likewise determine an expression for the molar flow rate of A at the surface of the sphere. [12 marks] (b) Would one expect to see a large change in the molar flux of A if the distance at which the mole fraction had been considered to be effectively zero were located at 100ro from the centre of the sphere instead of 10ro from the centre? Explain your reasoning. [4 marks] (c) The situation described in (b) corresponds to a roughly tenfold increase in the length of the diffusion path. If one were to consider the case of 1-dimensional diffusion across a film rather than the case of radial diffusion from a sphere, how would a tenfold increase in the length of the diffusion path impact on the molar flux obtained in the 1-dimensional system? Hence comment on the differences between spherical radial diffusion and 1-dimensional diffusion in terms of the relative change in molar flux produced by a tenfold increase in the diffusion path.
Answers
(a) Molar flux of A at the surface of the sphere:Molar flux (NA) is defined as the number of moles of A that passes through a unit area per unit time. In radial flow, the molar flux of A is:NA = -DAB(∂CA/∂r) = -DAB(CA/rt)Where, rt = radius of the sphere and CA = concentration of A.Since the mole fraction of A at the surface of the sphere is XAO, then we can express the molar flow rate of A at the surface of the sphere as:NA0 = NA|rt=ro = -DAB(CAO/ro)(XAO/1 - XAO)(b) If the distance at which the mole fraction was considered to be effectively zero were located at 100ro from the centre of the sphere instead of 10ro from the centre, then there would be a large change in the molar flux of A.This is because the concentration gradient between the centre of the sphere and 100ro from the centre of the sphere would be much steeper than between the centre of the sphere and 10ro from the centre. Therefore, there would be a larger concentration gradient driving the diffusion of A, which would result in a larger molar flux of A.(c) If one considers the case of 1-dimensional diffusion across a film rather than the case of radial diffusion from a sphere, then a tenfold increase in the length of the diffusion path would result in a roughly tenfold decrease in the molar flux obtained in the 1-dimensional system. This is because the molar flux is directly proportional to the concentration gradient, and a tenfold increase in the length of the diffusion path would result in a tenfold decrease in the concentration gradient.In terms of the relative change in molar flux produced by a tenfold increase in the diffusion path, there is a greater relative change in molar flux produced by a tenfold increase in the diffusion path in the case of 1-dimensional diffusion across a film than in the case of radial diffusion from a sphere. This is because the concentration gradient is much steeper in the case of radial diffusion from a sphere, which means that the molar flux is less affected by a change in the length of the diffusion path.
All structures require at least __ and at least__ for every 100' of roof perimeter over___
Answers
All structures require at least one roof drain and at least one overflow drain for every 100 feet of roof perimeter over 10,000 square feet.
A water drainage system refers to the infrastructure and methods used to collect, channel, and remove excess water or wastewater from an area to prevent flooding or water accumulation.
This is a common requirement in building codes and is necessary for proper drainage and water management on large buildings. The roof drain is responsible for directing water off the roof and into the building's drainage system, while the overflow drain serves as a backup to prevent water from pooling on the roof during heavy rainfall or clogging the primary drain. It's important to have both drains in place to prevent damage to the building's structure and interior. Failure to comply with these requirements can result in water damage, roof leaks, and other costly repairs.
Therefore, it is crucial to ensure that the proper number and placement of roof and overflow drains are installed during the construction or renovation of any large structure.
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two large water reservoirs are connected by 5000 ft of 8-in diameter commercial steel pipe. the level in one reservoir is 200 ft above the level in the other, and water is flowing steadily through the pipe from one reservoir to the other. the pipe entrance and exit to each tank is smooth (i.e. frictional losses due to the sudden contraction and sudden expansion are small and can be ignored). both reservoirs are open to the atmosphere. how many gallons per minute are flowing?
Answers
The amount of gallons needed per minute to flow through the two water reservoirs are 9.7 gallons.
To calculate the number of gallons per minute flowing through the two water reservoirs, we can use the equation Q = (CdAh)2/3S1/2. Here, Q is the flow rate in gallons per minute (gpm), Cd is the coefficient of discharge, Ah is the cross-sectional area of the pipe in square feet, and S is the slope of the pipe in feet per foot.
To calculate the flow rate in gpm, we first need to calculate the coefficient of discharge and the slope of the pipe. The coefficient of discharge for a 8-in diameter commercial steel pipe is 0.86, and the cross-sectional area of the pipe is 0.206 square feet. The slope of the pipe can be calculated by dividing the difference in elevation (200 ft) by the length of the pipe (5000 ft), resulting in a slope of 0.04 ft/ft.
Plugging these values into the equation above, we get:
Q = (0.86 x 0.206)2/3 x (0.04)1/2 = 9.7 gpm
Therefore, 9.7 gallons per minute are flowing through the two water reservoirs.
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Select the four areas in which environmental engineers assist manufacturers with making decisions.
energy
pollution
money
time
development
creativity
Personally, I did the first 4, since pollution is a big factor, money and time can be helped with by making decision matrixes (usually done by the engineers to help the client) and energy, since that could also be decided using a decision matrix. Thank you for your help!
Answers
Answer:
In my opinion, Energy, Time, Money and Development
Answer:
Pollution, time, money, and energy.
Explanation:
What should you do first to best use your personal goals as a means for a promotion
Answers
Answer:
Explanation:
research how your company offers promotions show professional behavior at all times set both short and long-term personal goals make sure some goals are only for personal growth
A crawler tractor costs $650,000, has an estimated salvage value of $80,000, and has a 5-year life. Find the annual depreciation and book value at the end of each year using the double-declining-balance method of depreciation.
Answers
Answer: Therefore, the annual depreciation for each year using the double-declining-balance method is $228,000 for the first three years, $194,000 for the fourth year, and $0 for the fifth year. The book value at the end of each year is as follows: $422,000 at the end of year 1, $194,000 at the end of year 2, $228,000 at the end of year 3, $0 at the end of year 4, and $80,000 at the end of year 5.
Explanation: To calculate the annual depreciation using the double-declining-balance method, we first need to calculate the depreciation rate, which is double the straight-line depreciation rate. The straight-line depreciation rate is calculated as follows:
Depreciation rate = (Cost - Salvage value) / Useful life
Depreciation rate = ($650,000 - $80,000) / 5 years = $114,000 per year
Double-declining-balance depreciation rate = 2 x straight-line depreciation rate = 2 x $114,000 = $228,000 per year
Using this depreciation rate, we can calculate the annual depreciation and book value at the end of each year as follows:
Year 1:
Depreciation = $228,000
Book value = Cost - Depreciation = $650,000 - $228,000 = $422,000
Year 2:
Depreciation = $228,000
Book value = Cost - Depreciation = $650,000 - $228,000 - $228,000 = $194,000
Year 3:
Depreciation = $194,000
Book value = Cost - Depreciation = $650,000 - $228,000 - $194,000 = $228,000
Year 4:
Depreciation = $228,000
Book value = Cost - Depreciation = $650,000 - $228,000 - $194,000 - $228,000 = $0
Year 5:
Depreciation = $0
Book value = Salvage value = $80,000
Q. Text-styling feature of MS word is
A. WordColor
B. WordFont
C. WordArt
D. WordFill
Answers
Answer:
C. WordArt
Explanation:
WordArt feature of MS word is used for styling the text n order to make it look neater or more noticeable. These features are found in the top home menu. They feature text size, text style, text color, and options to make text bold, italic, underlined, etc. There are also many features to make text flashy, colorful, and add special effects. It can be shaded, neon, have shadows, etc.
what precasst concrete component is typically used for the exterior walls of a two to four story warehouse
Answers
Tilt walls is typically used for the exterior walls of a two to four-story warehouse.
What do you mean by warehouse?
A warehouse is a facility that stores goods. Manufacturers, importers, exporters, wholesalers, transportation companies, customs, and others use warehouses. They are often enormous plain buildings located on the edges of cities, towns, or villages. Loading docks are commonly used in warehouses to load and unload items from lorries. Warehouses are sometimes designed to load and unload goods directly from railways, airports, or seaports. Cranes and forklifts are frequently used to move items, which are typically placed on ISO standard pallets and then loaded into pallet racks.
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the most notable aspect in managing C/N for downlink designs is
Answers
Answer:
Explanation:
In satellite communications, downlink is the establishment of a communications link from an orbiting satellite down to one or more ground stations on Earth. Contrast with uplink.
Subject: Mechanical Engineering
Please find the attached file for your reference.
Answers
I would be happy to help you with your question regarding Mechanical Engineering. I am unable to provide a detailed answer that incorporates the terms "Mechanical Engineering" and "reference."
Mechanical engineering is a branch of engineering that deals with the design, development, and maintenance of mechanical systems, machines, and equipment. It is a broad field that encompasses many different specialties, including automotive engineering, aerospace engineering, manufacturing engineering, and robotics engineering. Mechanical engineers use their knowledge of physics, mathematics, and materials science to design and analyze mechanical systems and devices. They work on a wide range of projects, from developing new engines and power generators to designing prosthetic limbs and medical devices.
Mechanical engineering plays a critical role in many industries, such as automotive, aerospace, defense, energy, and manufacturing. It is a constantly evolving field, with new technologies and innovations emerging all the time, and mechanical engineers must stay up-to-date with the latest developments to ensure that their designs are safe, efficient, and effective.
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What is the core domain for Accenture’s Multi-party Systems practice?
A. digital identity
B. employee retention
C. social networking
D. marketing responsiveness
Answers
Answer:
a
Explanation:
digital identity is the answer
The core domain for Accenture’s multi-party System is that of a digital identity. Ths that option A is correct.
What is a Multi-party System?A multiparty system is a shared data infrastructure within the individual and the organizations that drive the efficiency nf new business and lead to the formation of the revenue models. They include the blockchain and distribution database and include a variety of technology and other capabilities.
Find out more information about the multi-party systems.
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What signal propagation phenomena causes the diffusion, or the reflection in multiple different directions, of a signal?
Answers
In the radio communication system, multipath is the propagation phenomenon that causes diffusion or reflection in multiple different directions of a signal.
Multipath is a propagation mechanism that impacts the propagation of signals in radio communication. Multipath results in the transmission of data to the receiving antenna by two or more paths. Diffusion and reflection are the causes that create multiple paths for the signal to be delivered.
Diffraction occurs when a signal bends around sharp corners; while reflection occurs when a signal impinges on a smooth object. When a signal is received through more than one path because of the diffraction or reflection, it creates phase shifting and interference of the signal.
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Tech a says that the difference between the stored pulse width and the actual pulse width required to keep the mixture at the correct ratio is called fuel trim. Tech b says that long-term fuel trim values can be positive or negative. Who is correct?.
Answers
Tech B says that the long-term trim values can be positive or negative, which is correct, while Tech A is wrong.
What Is Negative Long-Term Fuel Trim?
Negative long-term fuel trim (LTFT) is a condition in which your vehicle's computer has altered the air-fuel mixture delivered to the engine, resulting in less power than the engine is capable of producing.
The computer attempts to compensate by running the engine leaner (sending more fuel) or richer (sending less fuel).
While this can be caused by a variety of factors, it usually indicates that one of your engine's sensors is malfunctioning or that the catalytic converter needs to be replaced.
It is critical to have a negative LTFT diagnosed and repaired as soon as possible. It can cause serious engine damage if left unchecked.
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what is the most common type of suspensions system used on body over frame vehicles?
Answers
Answer:
Engine
Explanation:
Semi-independent suspension is the most common type of suspension system used on body over frame vehicles.
What is a Semi-independent suspension?Semi-independent suspension give the front wheels some individual movement.
This suspension only used in rear wheels.
Thus, the correct option is Semi-independent suspension
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When sawing lumber, begin the cut so that the kerf will be
Answers
When sawing lumber, it is best to begin the cut so that the kerf will be just to the waste side of the marked line.
Where does the cut begin?The kerf is the width of the saw blade, and when sawing lumber, it is important to position the blade in such a way that the cut follows the intended path without damaging the wood. By positioning the blade just to the waste side of the marked line, you can ensure that the saw will cut away the excess wood without cutting into the section of the lumber that will be used in the final product.
This can help to reduce waste and improve the accuracy of your cuts, as well as make it easier to work with the lumber as you continue to shape and refine it. Additionally, taking care to start the cut accurately can help to prevent the saw from binding or getting stuck, which can be both frustrating and potentially dangerous.
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A spherical ball of solid, nonporous naphthalene, a "mothball," is suspended in still air. The naphthalene ball slowly sublimes, releasing the naphthalene vapor into the surrounding air by the molecular diffusion-limited process. Estimate the time required to reduce the diameter from 2.0 to 0.50 cm when the surrounding air is at 347 K and 1.0 atm. Naphthalene has a molecular weight of 128 g/mol, a solid density of 1.145 g/cm3, and diffusivity in the air of 8:19 10␣6 m2=s, and exerts a vapor pressure of 5.0 Torr (666 Pa) at 347 K.
Answers
Answer:
The time required to reduce the diameter of solid spherical ball from 2 cm to 0.50 cm = 61.60 hours
Explanation:
Given that:
The bulk gas temperature T = 347 K
The pressure = 1.0 atm
Molecular weight of naphthalene = 128 g/mole
density of the solid = 1.145 g/cm³
diffusivity in the air of coefficient = 8.19 × 10 ⁻⁶ m²/s
vapor pressure = 5.0 Torr (666 Pa)
The shape of the ball in this given study is spherical. So, the first step we need to carry out is to state the general differential equation for the mass transfer in the system of the spherical coordinates. After that , we will make use of simplified differential expression form of Fick's Flux. From there we'll determine the surface concentration (c) of the species and finally determine the material balance equation on the naphthalene which will be used in solving the time required to reduce the diameter from 2.0 cm to 0.50cm.
THE DETAILED EXPLANATION OF WHAT WE JUST SAID CAN BE SEEN IN THE ATTACHED IMAGES BELOW.
