TRUE / FALSE. a disadvantage of flexible manufacturing systems is that they usually require a great deal of hands-on labor because machines are rarely capable of handling a wide variety of tasks.
Answers
The sentence "a disadvantage of flexible manufacturing systems is that they usually require a great deal of hands-on labor because machines are rarely capable of handling a wide variety of tasks" is FALSE.
In reality, flexible manufacturing systems are designed to reduce hands-on labor and increase automation by being capable of handling a wide variety of tasks in the manufacturing process.
Flexible manufacturing systems (FMS) are production systems that are designed to adapt and respond efficiently to changes in production requirements and product variations. FMS combine various technologies, such as computer numerical control (CNC), robotics, and automated material handling, to create a versatile and agile manufacturing environment.
The key characteristics of flexible manufacturing systems include:
Modularity: FMS are composed of multiple workstations or cells that can be reconfigured and rearranged easily. Each workstation typically performs a specific operation or task, and these workstations can be added, removed, or modified as needed to accommodate different production requirementsComputer control: FMS rely heavily on computer control and automation. Computers and programmable logic controllers (PLCs) manage the flow of materials, control the operation of machines and robots, and coordinate the overall production process. This automation allows for quick reprogramming and adaptation to changing production needsIntegration: FMS integrate different manufacturing processes, such as machining, assembly, inspection, and material handling, into a cohesive system. This integration enables seamless transfer of workpieces between different workstations and facilitates efficient production flowVersatility: FMS are capable of producing a wide range of products with minimal setup and changeover time. They can accommodate different product designs, sizes, and variations, allowing manufacturers to respond quickly to customer demands and market changesScalability: FMS can be scaled up or down depending on production requirements. Additional workstations or cells can be added to increase capacity, while excess capacity can be temporarily shut down or repurposed for other operations.To know more about flexible manufacturing systems, visit the link : https://brainly.com/question/31465969
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Related Questions
Which of the following options is correct about word embeddings presented in the lecture. A) The goal of word embeddings is to increase the sparsity of the encoded input word features B) We would like similar words to have word embeddings that are far apart in order to minimize word sense disambiguation C) One way to learn word embeddings is by maximizing cosine similarity between words with related meaning. D) To do a good job, word embeddings have to manually encoded by a natural language domain expert
Answers
The correct option about word embeddings presented in the lecture is C) One way to learn word embeddings is by maximizing cosine similarity between words with related meaning.
Word embeddings are a way to represent words as vectors of real numbers in a high-dimensional space. The goal of word embeddings is to capture the semantic meaning of words, allowing for better natural language processing tasks such as language translation and sentiment analysis.
To learn word embeddings, one common approach is through the use of neural networks. Specifically, a neural network is trained to predict the context of a given word, such as the surrounding words in a sentence. The weights of the neural network are then used as the word embeddings.
One way to maximize the effectiveness of word embeddings is by optimizing the cosine similarity between words with related meaning. Cosine similarity measures the cosine of the angle between two vectors, which can be used to determine how similar two words are in meaning. By optimizing cosine similarity, word embeddings can better capture the relationships between words, such as synonyms and antonyms.
It is important to note that word embeddings are typically learned automatically, without the need for manual encoding by a natural language domain expert. This is because the neural network is able to learn the relationships between words based on the context in which they appear, without the need for explicit rules or definitions.
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2.2.2 Make a list of the electronic components that could be used in making this product (energy saving switch).
Answers
The electronic components that could be used in making of energy saving switch are:
Transistors semiconductor devices CapacitorsCoils (inductors) Which electronic component is used as a switch?Transistors as well as other kinds of semiconductor devices are known to be tools or element that can be used in the making of switches. In its use or applications.
Note that the base or gate of a transistor, based on the kind of transistor that is known to be in use, and it is one that is often employed as a form of control element to be able to switch on as well as switch off the current that often exist between the emitter as well as the collector or the source and that of the drain.
Note also that the electronic components that are able to store energy in regards to electronic devices, are known to be capacitors and coils (inductors) and they often play a key function of temporarily saving energy. One key role of a capacitor is to save an electric charge.
Therefore, The electronic components that could be used in making of energy saving switch are:
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Un mol de gas ideal realiza un trabajo de 3000 J sobre su entorno, cuando se expande de manera isotermica a una temperatura de 58°C, cuando su volumen inicial es de 25 L. Determinar el volumen final
Answers
Answer:
74,4 litros
Explanation:
Dado que
W = nRT ln (Vf / Vi)
W = 3000J
R = 8,314 JK-1mol-1
T = 58 + 273 = 331 K
Vf = desconocido
Vi = 25 L
W / nRT = ln (Vf / Vi)
W / nRT = 2.303 log (Vf / Vi)
W / nRT * 1 / 2.303 = log (Vf / Vi)
Vf / Vi = Antilog (W / nRT * 1 / 2.303)
Vf = Antilog (W / nRT * 1 / 2.303) * Vi
Vf = Antilog (3000/1 * 8,314 * 331 * 1 / 2,303) * 25
Vf = 74,4 litros
The chart describes four people’s credit histories.
Creditworthy Criteria
Name
Description of Credit History
Ellie
Has more debt than earnings
Collin
Pays only some of his bills every month
Jacob
Has made three late payments in the past year
Eesha
Pays more than the minimum payment each month
Which person is creditworthy?
Answers
Answer:
D). Eesha pays more than the minimum payment each month.
Explanation:
Eesha would be considered most creditworthy among the given persons as she not only pays on time but also repays more than the minimum amount assigned to pay each month. In order to test the creditworthiness of an individual, his ontime debt paying capability is tested at first followed by the past credit repayment history and the credit score. Except Eesha, all the given candidates have failed to make timely repayment of their debts and hence, they cannot be considered creditworthy.
Construction engineering differs from other types of civil engineering because it focuses on supervising the creation of the building as well as design.
O A True
O B.False
Answers
Answer:
A. True
Construction engineering focuses on managing the construction process of buildings and infrastructure projects, which involves supervising the creation of the building as well as the design. Construction engineers oversee the construction site, coordinate with different stakeholders, manage the budget, and ensure that the project is completed on time, on budget, and according to the specifications.
The _____ controls the opening of engine’s valves.
(A) camshaft
(B) crankshaft
(C) valve springs
(D) combustion chamber
Answers
The hydrofoil boat has an A-36 steel propeller shaft that is 100 ft long. It is connected to an in-line diesel engine that delivers a maximum power of 2490 hp and causes the shaft to
Answers
The question is incomplete. The complete question is :
The hydrofoil boat has an A-36 steel propeller shaft that is 100 ft long. It is connected to an in-line diesel engine that delivers a maximum power of 2590 hp and causes the shaft to rotate at 1700 rpm . If the outer diameter of the shaft is 8 in. and the wall thickness is \($\frac{3}{8}$\) in.
A) Determine the maximum shear stress developed in the shaft.
\($\tau_{max}$\) = ?
B) Also, what is the "wind up," or angle of twist in the shaft at full power?
\($ \phi $\) = ?
Solution :
Given :
Angular speed, ω = 1700 rpm
\($ = 1700 \frac{\text{rev}}{\text{min}}\left(\frac{2 \pi \text{ rad}}{\text{rev}}\right) \frac{1 \text{ min}}{60 \ \text{s}}$\)
\($= 56.67 \pi \text{ rad/s}$\)
Power \($= 2590 \text{ hp} \left( \frac{550 \text{ ft. lb/s}}{1 \text{ hp}}\right)$\)
= 1424500 ft. lb/s
Torque, \($T = \frac{P}{\omega}$\)
\($=\frac{1424500}{56.67 \pi}$\)
= 8001.27 lb.ft
A). Therefore, maximum shear stress is given by :
Applying the torsion formula
\($\tau_{max} = \frac{T_c}{J}$\)
\($=\frac{8001.27 \times 12 \times 4}{\frac{\pi}{2}\left(4^2 - 3.625^4 \right)}$\)
= 2.93 ksi
B). Angle of twist :
\($\phi = \frac{TL}{JG}$\)
\($=\frac{8001.27 \times 12 \times 100 \times 12}{\frac{\pi}{2}\left(4^4 - 3.625^4\right) \times 11 \times 10^3}$\)
= 0.08002 rad
= 4.58°
2. a wheel tractor-scraper is operating on a level grade. assume no power derating is required for equipment condition, altitude, and temperature. use equipment data from figure 6.10. a) disregarding traction limitations, what is the maximum value of rolling resistance (in lb/ton) over which the fully loaded unit can maintain a speed of 15 mph? b) what minimum value of coefficient of traction between the tractor wheels and the traveling surface is needed to satisfy the requirements of part a? for the fully loaded condition, 52% of the weight is distributed to the drive axle. the operating weight of the empty scraper is 74,946 lb.
Answers
We can see here that the maximum value of rolling resistance over which a loaded scraper can maintain is: 780 lb/ton
What is a maximum rolling resistance?Rolling resistance is the force that resists the motion of a rolling object on a surface. Maximum rolling resistance refers to the highest level of resistance that an object can encounter while rolling on a particular surface.
For a fully loaded condition:
15mph speed, 52% resistanceGrade resistance = 0%The total resistance = (gross + rolling) resistance
52% = 0% - rolling resistance
rolling resistance = 52%
The maximum rolling resistance = rolling resistance percentage × speed
The maximum rolling resistance = 52% (15 lb/ton)/(1% resistance)
The maximum rolling resistance = 780 lb/ton
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New, derived traits of human evolution over the past five million years include all of the following. except: O encephalization O lack of body hair O reduced sexual dimorphism O elon
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New, derived traits of human evolution over the past five million years include all of the following except: elongation. The correct answer to the given question is option D .
Derived traits are new traits that have been passed down to a given organism by their ancestors. Some of the derived traits of human evolution over the past five million years include:
Encephalization: Encephalization is the evolutionary trend of brain size increasing relative to body size over geological time in a lineage. This evolutionary trend was observed in the human lineage.
Lack of body hair: One of the derived traits of human evolution is the lack of body hair. Humans have a far less dense body hair than other apes and primates. The loss of body hair facilitated an increase in sweat gland density, which helps us regulate our body temperature.
Reduced sexual dimorphism: The reduced differences between the sexes in size and appearance over time in a given population is referred to as reduced sexual dimorphism.
Elongation: Elongation is not a derived trait of human evolution over the past five million years, so it is the correct answer.
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I don’t know the answer to this question
Answers
Answer:
I dont know the answer either
Explanation:
Answer:
flux
Explanation:
Impulse and momentum experiment when you used different elastic materials, what changes occurred in the shapes of the graph? is there a correlation between material and shape?
Answers
The change in momentum of the object is equal to the impulse it experiences. F • t = m • v is an equation. When two objects collide, they both experience an impulse, which both causes and is equal to the change in momentum.
How does impulse cause a change in an object's momentum?The impulse-momentum theorem predicts that an object's applied impulse will be equal to its changed momentum. As of late, we can clearly discern the impulse-momentum theorem.
What can we infer about collisions and explosions from the impulse-momentum change theorem?In a collision, an object is subjected to a force for a predetermined period of time, changing the velocity of its mass. The impulse-momentum change theorem is what is used to prove this.
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Draw the BST that is created if the following numbers are inserted into an initially empty BST in the given order. Then show the 2 possible trees after deleting the root. 56, 77, 33, 26, 17, 25, 88, 45, 90, 83 3 3
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A binary search tree (BST) is created from an initially empty BST with the following numbers inserted in the specified order. The two possible trees that result after deleting the root are then shown.
56, 77, 33, 26, 17, 25, 88, 45, 90, 83Inserting 56 into an empty tree creates the following BST:In order to preserve the BST property, 77 should be inserted as the right child of 56. As a result, the tree will look like this:
To maintain the BST property, 33 should be inserted to the left of 56 as a left child of 56. The tree will look like this:Since 26 is less than 56, it should be inserted as the left child of 33. The resulting tree is as follows:
17 should be inserted as the left child of 26 since it is less than 26. The resulting tree is as follows:
Since 25 is less than 17, it should be inserted as the right child of 17. The tree will look like this:
To preserve the BST property, 88 should be inserted to the right of 77. The tree will look like this:
45 should be inserted as the left child of 88 since it is less than 88. The tree will look like this:
To maintain the BST property, 90 should be inserted to the right of 88. The tree will look like this:83 should be inserted as the left child of 90. The tree will look like this: Deleting the root 56 from the BST results in the following two possible trees;In order to remove the root, it must be replaced with its inorder successor, which is 77.
As a result, 77 becomes the new root of the tree, and the left and right subtrees are attached. The resulting tree is as follows:Removing 56 from the right subtree of 56 in the original tree results in the following: The inorder successor of 77 is 83 in this tree.
As a result, the right child of 77 should be replaced with 83 to preserve the BST property. The resulting tree is as follows:
The binary search tree (BST) is constructed from an initially empty tree by inserting the given values in the specified order. We then removed the root node and examined the two possible trees that result. We found that 77 became the new root of the tree and that the left and right subtrees were linked. We were able to maintain the BST property in both trees by replacing the root node with its inorder successor, which is 77 and 83.
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Tyler is developing a robot that can be sent into war zones to ensure that any mines have been detonated before soldiers are sent into the area. The government is requiring a full scale model of this robot before it is willing to purchase one
Answers
The reason a prototype is necessary before committing to a purchase in this scenario is that the robot might be very expensive.
What is a prototype?In Engineering, a prototype can be defined as a rudimentary (early) model, release, or sample of a particular product, so as to avail the developers and manufacturers an opportunity and ability to test a concept, functionality, or process within it.
This ultimately implies that, the main purpose of the prototype of a robot is to determine and show whether or not the robot and all of its features are in tandem with the design specifications and market requirements.
In this context, we can reasonably infer and logically deduce that the government requested for a full scale model of the robot before it would purchase one because it is most likely to be very expensive.
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Complete Question:
Tyler is developing a robot that can be sent into war zones to ensure that any mines have been detonated before soldiers are sent into the area. The government is requiring a full-scale model of this robot before it is willing to purchase one.
What explains why a prototype is necessary before committing to a purchase in the following scenario?
1) Which of the following provisions would you expect to see in virtually all confidentiality agreements obtained by privately held target companies?
a. Employee non-solicitation provision and drag-along provision
b. Use restriction and disclosure restriction
c. Standstill provision and residuals clause
d. All of the above
2)
In an antitrust-sensitive acquisition, the target company may allocate some of the antitrust risk to the buyer by insisting that the definitive acquisition agreement include:
a. A hell or high water (HOHW) antitrust covenant
b. A reverse break-up fee payable by the buyer upon termination of the acquisition agreement because of an antitrust challenge
c. A covenant on the part of the buyer to litigate any antitrust challenge by the antitrust authorities
d. All of the above
Answers
Use restriction and disclosure restriction are the two provisions that would be expected to be seen in almost all confidentiality agreements obtained by privately held target companies. A confidentiality agreement is a legally binding agreement between two or more parties in which at least one of the parties agrees not to disclose certain confidential information to outsiders or the public.1) The correct option is b.
2) The correct option is d. A hell or high water (HOHW) antitrust covenant, a reverse break-up fee payable by the buyer upon termination of the acquisition agreement because of an antitrust challenge, and a covenant on the part of the buyer to litigate any antitrust challenge by the antitrust authorities are all included in the definitive acquisition agreement in an antitrust-sensitive acquisition.
When purchasing a company, a buyer takes on a variety of risks, including antitrust risk. As a result, the target company may shift some of the antitrust risk to the buyer by insisting that the definitive acquisition agreement include antitrust provisions.
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Before finishing and installing a shelved cabinet you just constructed, you need to check the
nside corners for 90 degree angles. Which hand tool would meet the needs of this task?
Answers
Answer:
Carpenter's square
Explanation:
The most common hand tool used to measure or set angles with its application extending to setting angles of roofs and rafters. Another name of a Carpenter's square is a framing square.
Other hand tools that are used to measure angles are;
The combination square that allows a user to set both 90° and 45° anglesA Bevel that allows users to set any angle they like.A Protractor that resembles a bevel but its marks are marked in an arc.An electromagnetic angle finder which gives a reading according to the measure of the arms adjusted by the user.technician a says an intake manifold vacuum leak may cause a high idle speed. technician b says a dirty iac bypass passage will not cause the idle speed to be below specifications. who is correct?
Answers
According to the given statement, technician A says that an intake manifold vacuum leak may cause a high idle speed. Technician B says that a dirty IAC bypass passage will not cause the idle speed to be below specifications.
Determine the opinionsWe have to determine who is correct.According to the given statement, technician A is correct. An intake manifold vacuum leak will cause high idle speed. The vacuum leak disrupts the airflow signal that the Powertrain
Control Module (PCM) uses to regulate idle speed. Furthermore, vacuum leaks can cause excessive crankcase ventilation, which can cause fuel dilution and other issues. Technician B is incorrect. The IAC bypass passage regulates idle speed by diverting air around the throttle plate.
A dirty or clogged IAC bypass passage may disrupt the airflow that the PCM uses to regulate idle speed, causing it to be outside of specifications. Thus, we can conclude that only technician A is correct.
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Question 37
Marks: 1
A concentration of x-ray machines in one building will not affect scatter radiation.
Choose one answer.
a. True
b. False
Answers
The answer to Question 37 is false. When there is a concentration of X-ray machines in one building, scatter radiation can become a problem. Scatter radiation is the radiation that is produced when the X-rays interact with matter in the body or in the surrounding environment. This can cause the X-rays to bounce off of objects and walls, creating secondary radiation that can be harmful to people who are not directly involved in the imaging process.
When there are multiple X-ray machines in a building, the amount of scatter radiation can increase significantly. This is because the X-rays from one machine can interact with the other machines, creating a cumulative effect. The more machines there are, the more radiation there is to scatter. This can be a particular problem in small buildings, where the radiation can accumulate quickly and create a hazardous environment for anyone who is in the building.
To reduce the risk of scatter radiation in a building with multiple X-ray machines, it is important to ensure that each machine is properly shielded and that there is adequate space between the machines. This can help to minimize the amount of scatter radiation that is produced and keep everyone in the building safe.
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Show that the sum of true strains in three mutually perpendicular direction is zero (i.e. &x + εy +&z = 0, where &x = In to, y = In F. Ez = In у Z Х h w
Answers
To show that the sum of true strains in three mutually perpendicular directions is zero, we can use the formula:
εx + εy + εz = -ν(εx + εy + εz)
where ν is the Poisson's ratio.
Since the directions are mutually perpendicular, we can assume that the material is isotropic, which means that the Poisson's ratio is constant and equal to 0.5.
Substituting this value in the above formula, we get:
εx + εy + εz = -0.5(εx + εy + εz)
Simplifying, we get:
εx + εy + εz = 0
Therefore, we have shown that the sum of true strains in three mutually perpendicular directions is zero.
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Your friend offers to pay you $3,000 five years from now. You'd prefer the money now so you can put it in a bank account at 8% interest. How much less Should your friend pay you today in. order to be equivalent to her original offer ?
Answers
Answer:
$958.25
Explanation:
PV = FV(1 +r)^(-t) . . . . present value of an amount earning rate r compounded annually for t years
PV = $3000(1.08^-5) ≈ $2041.75
The equivalent present value is $2041.75.
__
This amount is less than the offered amount by ...
$3000 -2041.75 = $958.25
She should pay you $958.25 less in order to make the offers equivalent.
When the process is in control but does not meet specification which type of error is it?
Answers
When the process is in control but does not meet specification, it is referred to as a special cause error.
What is the term for a process in control but not meeting specification?In statistical process control, a process is considered to be in control when it operates within the defined limits and shows only random variations. However, when a process is in control but does not meet the desired specifications, it indicates the presence of a special cause error.
Special cause errors are attributed to specific factors or events that cause the process to deviate from the expected outcome. These errors are typically unpredictable and require investigation and corrective action to bring the process back within the desired specifications.
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Can someone tell me what car year and model this is please
Answers
Answer:
i think 1844
Explanation:
2005 BMW 5 Series , that should be it
A lifting device for heavy loads in equipped with two hydraulic cylinders. In order for this to operate correctly, the two pistons rods connected to the table must both advance at the same speed, even when subjected to a one sided load a circuit must be developed
Answers
A lifting device for heavy loads equipped with two hydraulic cylinders requires precise operation to ensure safe and efficient lifting.
One crucial factor in this operation is the speed at which the two piston rods connected to the table advance. It is important that both rods move at the same speed to prevent any unbalanced load on the lifting device, which could cause instability and potential hazards.
In situations where the load is not evenly distributed, such as when lifting an object on one side of the table, a circuit must be developed to maintain the same speed of the two piston rods. This circuit is commonly referred to as a flow divider or flow divider valve. The flow divider valve ensures that the hydraulic fluid flow is divided equally between the two cylinders, regardless of the load distribution.
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The cut speed for a milling operation calls for 200 sfpm with a 4 flute, .375" diameter HSS end mill. Approximately what RPM should be used?
533
6110
2037
3820
Answers
The RPM to be used for a milling operation that calls for a cut speed of 200 sfpm with a 4 flute, .375" diameter HSS end mill is approximately 2037 RPM.
Explanation:
Cutting speed is a crucial parameter in machining operations as it is used to determine the speed at which a workpiece material is machined or cut.
In milling operations, the cutting speed is measured in surface feet per minute (sfpm).
When determining the RPM for a milling operation, the formula used is as follows:
RPM = (cutting speed × 4) ÷ diameter of the cutter
Where:
RPM = Rotations Per Minute
Cutting speed is 200 sfpm
Number of Flutes (n) is 4
Diameter of the cutter (d) is 0.375 inches
Therefore, using the formula above we can find the RPM as follows:
RPM = (cutting speed × 4) ÷ diameter of the cutter
RPM = (200 × 4) ÷ 0.375
RPM = 800 ÷ 0.375
RPM = 2133 (approximately)
Therefore, the RPM to be used for a milling operation that calls for a cut speed of 200 sfpm with a 4 flute, .375" diameter HSS end mill is approximately 2037 RPM.
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Which of these is known as the greatest danger associated with excavations?
Select the best option.
Asphyxiation
Cave-ins
Fire
Underground utility lines
Answers
Answer:
Cave-ins
Explanation:
The term excavation means any form of cuts, depression or trench by removing the surface of the earth. This process is intended primarily for the purpose of construction and maintenance or exploration. In this process there are many hurdles that pose danger to both human life and earth. The excavation workers face the great threat because of cave-ins. The collapsing of the earth's surface and random accidents prove to be very dangerous for the workers.
A 75-hp, 850 r/min, 500-V series motor has an efficiency of 90.2 percent
when operating at rated conditions. The series field has 30 turns/pole, and
the motor parameters are:
Armature
0.1414 ohms
IP + CW
0.0412 ohms
Series
0.0189 ohms
Resistance,
The motor has a maximum safe speed of 1700 r/min. Is it safe to operate the
motor with a 10-hp shaft load? Use the magnetization curve in Figure
11.16, and show all work. Neglect changes in windage and friction
Answers
It is not safe to operate the motor with a 10-hp shaft load.
Explanation :
Solution-
First, determine the rated speed and current of the motor:
Rated speed = 850 r/min
Rated current = 500 V / (0.1414 ohms + 0.0412 ohms + 0.0189 ohms) = 30.22 A
Next, determine the speed and current for a 10-hp shaft load:
Speed = 1700 r/min
Current = 10 hp / (75 hp * 0.902) = 0.1343 A
Finally, determine whether it is safe to operate the motor with the 10-hp shaft load using the magnetization curve. we can see that the current at 1700 r/min is 0.1264 A, which is less than the current for the 10-hp shaft load (0.1343 A).
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When you develop a web page, you use an HTML file to provide a. the structure and content for the page b. the content for the page c. the structure, content, and formatting for the page d. the content and formatting for the page
Answers
When you develop a web page, you use an HTML file to provide the structure, content, and formatting for the page. Option C is the correct answer.
The HTML file provides the structure, content and formats of the web page.
Structure: Refers to the places where you can configure the metadata, scripts, styles, etc. Example: header, body, div, etc. Content: refers to the text, images, videos and other media displayed on the web page.Format: refers to styles, background color, font size, fonts. etcWhat is HTML?HTML stands for Hypertext Markup Language, and it is a standardized system for tagging text files in order to make them appear in a web browser. The web browser then reads the HTML and renders the page accordingly.
How does HTML provide the structure and content for a web page?HTML tags are used to define the structure and content of the web page. Tags are enclosed in angle brackets and are added to the text to define how it should be rendered in the web browser. For example, the following HTML code structure and content.
<!DOCTYPE html>
<html lang="en">
<head>
<!-- Place to provide metadata, scripts, style, etc.-->
</head>
<body>
<h1><b>Contenido de mi web<b></h1>
</body>
</html>
ConclusionThus, HTML provides the structure, content and formatting for a web page. It helps to define how the text, images, videos, and other media should be rendered in a web browser.
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the 1.5-kg uniform slender bar ab is connected to the 3-kg gear b that meshes with the stationary outer gear c. the centroidal radius of gyration of gear b is 30 mm. knowing that the system is released from rest in the position shown, determine (a) the angular velocity of the bar as it passes through the vertical position, (b) the corresponding angular velocity of gear b.
Answers
Since we only support 32-word searches, "velocity" and any subsequent terms were not taken into account.
When an object rotates or circles around an axis, its angular velocity is the rate at which the angle between the two bodies changes. The angle that is made by a line on one body and a line on the other in the illustration represents this displacement.
A Ferris wheel, a race car driving in circles, and a roulette ball on a wheel are a few examples of angular velocity. The object's angular velocity also serves as a representation of the object's angular displacement with respect to time.
As a vector number that indicates an object's angular speed or rotational speed as well as the axis around which it is spinning, angular velocity is defined as the rate of change of angular displacement.
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An eddy current separator is to separate aluminum product from an input streamshredded MSW. The feed rate to the separator is 2,500 kg/hr. The feed is known to contain174 kg of aluminum and 2,326 kg of reject. After operating for 1 hour, a total of 256 kg ofmaterials is collected in the product stream. On close inspection, it is found that 140 kg ofproduct is aluminum. Estimate the % recovery of aluminum product and the % purity of thealuminum produc
Answers
Answer:
the % recovery of aluminum product is 80.5%
the % purity of the aluminum product is 54.7%
Explanation:
feed rate to separator = 2500 kg/hr
in one hour, there will be 2500 kg/hr x 1 hr = 2500 kg of material is fed into the machine
of this 2500 kg, the feed is known to contain 174 kg of aluminium and 2326 kg of rejects.
After the separation, 256 kg is collected in the product stream.
of this 256 kg, 140 kg is aluminium.
% recovery of aluminium will be = mass of aluminium in material collected in the product stream ÷ mass of aluminium contained in the feed material
% recovery of aluminium = 140kg/174kg x 100% = 80.5%
% purity of the aluminium product = mass of aluminium in final product ÷ total mass of product collected in product stream
% purity of the aluminium product = 140kg/256kg
x 100% = 54.7%
if the aircraft's nose initially tends to move farther from its original position after the elevator control is pressed forward and released, the aircraft displays
a. negative static stability
b. positive static stability
c. positive dynamic stability.
Answers
In order for an aircraft to be safe, it must have positive static stability. An aircraft with negative static stability is unstable and difficult to control. An aircraft with neutral stability is also challenging to control.
If the aircraft's nose initially tends to move farther from its original position after the elevator control is pressed forward and released, the aircraft displays negative static stability.
If the aircraft's nose initially tends to move farther from its original position after the elevator control is pressed forward and released, the aircraft displays negative static stability. The nose of the aircraft is held steady by static stability. The aircraft's pitch stability is determined by static stability. Static stability, in turn, is determined by the location of the aircraft's center of gravity and its relationship to the center of lift (CL).
If the center of gravity is too far forward, the aircraft will be nose-heavy and the pitch-up moment produced by the tail will be insufficient to counteract it. If the center of gravity is too far back, the aircraft will be tail-heavy and the pitch-down moment produced by the tail will be insufficient to counteract it.
An aircraft's ability to return to its original position following a disturbance is referred to as its stability. There are three forms of stability: positive, negative, and neutral. If the aircraft's nose moves farther from its original position after the elevator control is pressed forward and released, it is said to have negative static stability.
Positive static stability is when the aircraft returns to its initial position after a disturbance. Positive dynamic stability is a phenomenon that occurs when an aircraft is capable of recovering from oscillations caused by a disturbance. Neutral stability occurs when an aircraft does not exhibit a tendency to return to its original position after a disturbance; rather, it remains in its disturbed position.
drawn from this that, in order for an aircraft to be safe, it must have positive static stability. An aircraft with negative static stability is unstable and difficult to control. An aircraft with neutral stability is also challenging to control.
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Briefly explain thermal expansion using the potential energy–versus–interatomic spacing curve.
Answers
As the temperature of the material increases, the potential energy of the molecules increases. Thermal expansion occurs due to changes in temperature, and interatomic distances increase as potential energy increases.
What are the uses of Thermal Expansion?Thermal expansion is used in a variety of applications such as rail buckling, engine coolant, mercury thermometers, joint expansion, and others.
It is to be noted that an application of the concept of liquid expansion in everyday life concerns liquid thermometers. As the heat rises, the mercury or alcohol in the thermometer tube moves in only one direction. As the heat decreases, the liquid moves back smoothly.
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