refer to the circuit in (figure 1). assume that there are no external connections to the terminals a, b, c. assume further that the three windings are from a three-phase generator whose voltages are va
Answers
In order to produce an alternating current in its secondary winding that is proportional to the current being measured in its primary, the Current Transformer (C.T.), a sort of "instrument transformer," must first produce an alternating current in its primary winding.
What is Current Transformer?With the help of a conventional ammeter, current transformers make it simple to securely measure the real electrical current flowing through an AC transmission line. High voltage currents are reduced to significantly lower values. An ordinary voltage transformer operates on a principal that is slightly different from that of a fundamental current transformer.Given this configuration, the current transformer is frequently referred to as a "series transformer" because the primary winding, which never has more than a handful of turns, is connected in series with the current-carrying cable supplying a load.As long as the voltage induced in the secondary is not high enough to saturate the core or cause failure due to severe voltage breakdown, the secondary winding will feed current into either a short circuit, such as an ammeter, or a resistive load.The main current of a current transformer, in contrast to a voltage transformer, is not governed by the secondary load current but rather by an external load. When the primary current rating is higher, the secondary current is typically rated at 5 Amperes instead of the customary 1 Ampere.To Learn more About Current Transformer refer to:
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Related Questions
NEED A CHEN NOTATION DIAGRAM OF THE FOLLOWING INFORMATION
***** This is a Chen Notation ER Diagramming Assignment. Only Chen Notation Diagrams will be accepted. *****
During peak periods, the Temporary Employment Corporation (TEC) places temporary workers in companies. TEC’s manager gives you the following description and business rules of the business:
TEC has a file of candidates who are willing to work. They would like to put this Candidate File Information into a Database.
If the candidate has worked before, that candidate has a specific job history. (Naturally, no job history exists if the candidate has never worked.) Each time the candidate works temporarily for an outside company, one additional job history record is created. TEC wants the candidate's Job History in a database.
Each candidate has earned several qualifications. Each qualification may be earned by more than one candidate. (For example, it is possible for more than one candidate to have earned a BBA degree or a Microsoft Network Certification. And clearly, a candidate may have earned both a BBA and a Microsoft Network Certification.) TEC wants to store all existing and future types of Qualifications in a database.
TEC offers courses to help candidates improve their qualifications. This is done by offering training courses so that candidates can earn qualifications. TEC wants to keep store all courses that they offer for qualifications in a Database
Every course develops one specific qualification; however, TEC does not offer a course for every qualification. Some qualifications have multiple courses that develop that qualification.
Some courses cover advanced topics that require specific qualifications as prerequisites. Some courses cover basic topics that do not require any prerequisite qualifications. A course can have several prerequisites. A qualification can be a prerequisite for more than one course.
TEC also has a list of companies that request temporary employees.
Each time a company requests a temporary employee, TEC makes an entry in the Openings folder. That folder contains an opening number, a company name, required qualifications, a starting date, and anticipated ending date, and hourly pay. TEC wants to store all company requests for temporary jobs in a database.
When a candidate matches the qualification, the job is assigned, and an entry is made in the Placement Record folder. That folder contains an opening number, a candidate number, the total hours worked, etc. In addition, an entry is made in the job history for the candidate.
An opening can be filled by many candidates, and a candidate can fill many openings.
Summary Information that has to be Maintained
Client Company Information. These are companies that need Temporary Workers.
Job Opening Information, a Company offers one or more Temporary Job-Opening Positions
Qualification or Skills of the Candidates in (TEC). A Candidate can have one or more Qualifications
Candidate or Temporary Worker Information. A Candidate is a Temporary Worker seeking a position
Candidate JOB_HISTORY Information. This is a Temporary Workers Work History.
Placement Information. This is the Record of all Temporary Workers Placed in a Temporary Job
Training Courses that are being offered to (TEC) Candidates.
Training Courses that Candidates have taken
Given that information, do the following:
Draw the Chen ERDs for this enterprise
Identify all Entities
Identify all Attributes for the Entities
Identify all possible relationships
Identify the Cardinality for each relationship
Resolve all 1: N relationships
Resolve all M: N relationships
Identify Primary Keys and map the Foreign Keys based on the described Cardinality
Answers
The ER diagram for the Temporary Employment Corporation (TEC) based on the business rules given is given below: Attributes for Entities:
(One-to-Many)One candidate can have many job histories. (One-to-Many)One job history can belong to only one candidate. (One-to-One)One placement can belong to only one candidate. (One-to-One)One job opening can be placed by many placements. (One-to-Many)One candidate can have many placements.
In the given diagram below, all the relationships and primary keys are labeled correctly and the ER diagram is resolved for all M:N relationships and 1:N relationships. If you want to add more attributes to each entity, you can do it accordingly:
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ASSIGNMENT
Prepare an integrated logistics support (ILS) management solution/plan for the management of the logistics process cycle your organisation. If you are not employed, or do not have access to an organisation, design an integrated logistics support (ILS) management solution/plan for the SAA Technical division.
(HINT: For this POE you need to consider the operational and the engineering logistics components as well as their interaction, AND integrative nature)
Answers
Develop an integrated logistics support (ILS) plan for the SAA Technical division, considering operational and engineering logistics components and their interaction.
Designing an integrated logistics support (ILS) management solution/plan involves considering the operational and engineering logistics components, as well as their interaction and integrative nature. Here's a step-by-step explanation of how to develop an ILS management solution/plan for the SAA Technical division:
Step 1: Assess Operational Logistics:
- Identify the specific operational logistics requirements of the SAA Technical division, such as inventory management, transportation, warehousing, and distribution.
- Analyze current processes and systems to identify areas for improvement and optimization.
- Determine key performance indicators (KPIs) to measure the effectiveness and efficiency of operational logistics.
Step 2: Evaluate Engineering Logistics:
- Evaluate the engineering logistics aspects of the SAA Technical division, including maintenance and repair processes, spare parts management, and technical documentation.
- Identify opportunities to streamline maintenance and repair procedures, reduce downtime, and improve equipment reliability.
- Ensure proper documentation and record-keeping for maintenance activities and equipment history.
Step 3: Identify Interaction Points:
- Determine the interaction points between operational and engineering logistics to ensure seamless coordination and collaboration.
- Establish effective communication channels and information-sharing mechanisms between operational and engineering teams.
- Develop cross-functional teams to address logistics challenges and optimize the overall logistics process cycle.
Step 4: Develop Integration Strategies:
- Design strategies to integrate operational and engineering logistics seamlessly.
- Implement a centralized information management system to facilitate real-time tracking of inventory, equipment status, and maintenance activities.
- Establish clear workflows and procedures for coordinating operational and engineering logistics activities.
Step 5: Implement and Monitor:
- Implement the ILS management solution/plan gradually, ensuring proper training and change management processes.
- Monitor the performance of the integrated logistics support system using defined KPIs.
- Continuously evaluate and refine the ILS management solution/plan based on feedback, emerging technologies, and industry best practices.
By following these steps, an integrated logistics support (ILS) management solution/plan can be developed for the SAA Technical division, ensuring efficient coordination between operational and engineering logistics, optimizing processes, and improving overall logistics performance.
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PLZ HELP I GIVE BRAINLIEST!!
Answers
TRUCK is to TRANSPORT as ...
Answers
TRUCK is to TRANSPORT as, GOAL is to REACH.
What is transportation?Transportation can be defined as a process that involves the movement of humans, products, and other things from one geographical area to another, especially through various means (forms) such as the following:
Water (Ship)Land (Truck)Air (Airplane)Rail (Train)What is a goal?A goal can be defined as an outcome statement and strategic objectives that defines what an individual or a group of people (team) hopes to successfully achieve (accomplish) or reach in the future i.e over a specific period of time.
In conclusion, we can reasonably infer and logically deduce that TRUCK is to TRANSPORT as, GOAL is to REACH.
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Complete Question:
TRUCK is to TRANSPORT as ...
BASKET is to CART
CHORE is to CLEAN
WHEEL is to AXEL
BED is to REST
GOAL is to REACH
Water flows through a 2-in-diameter pipe with a velocity of 15 ft/s. The relative roughness of the pipe is 0.004, and the loss coefficient for the exit is 1.0. Determine the height, h, to which the water rises in the piezometer tube.
rho = 1.94 slug/ft^3
mu = 2.34*10^-5 lbs/ft^2
Answers
According to the information, we can infer that the height to which the water rises in the piezometer tube is approximately 2.55 ft.
How to determine the height to which the water rises in the piezometer tube?To determine the height to which the water rises in the piezometer tube, we need to consider the energy equation and the pressure difference between the pipe and the piezometer tube.
First, let's calculate the pressure difference (ΔP) between the pipe and the piezometer tube using the energy equation:
ΔP = (0.5 * ρ * V²) - K * (0.5 * ρ * V²)where:
ρ is the density of water (1.94 slug/ft³),V is the velocity of water (15 ft/s),K is the loss coefficient for the exit (1.0).Substituting the given values, we have:
ΔP = (0.5 * 1.94 * (15²)) - (1.0 * 0.5 * 1.94 * (15²))≈ 131.94 lbf/ft².Next, we can use the hydrostatic pressure equation to relate the pressure difference (ΔP) to the height difference (h) in the piezometer tube:
ΔP = ρ * g * h.Rearranging the equation, we find:
h = ΔP / (ρ * g).Substituting the given values, we have:
h ≈ (131.94) / (1.94 * 32.2)≈ 2.55 ft.According to the above, the water rises to a height of approximately 2.55 ft in the piezometer tube.
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What’s Statistics
What are the 2 Source of error in data collection
Answers
Explanation:
The main sources of error in the collection of data are as follows : Due to direct personal interview. Due to indirect oral interviews. Information from correspondents may be misleading. Mailed questionnaire may not be properly answered. Schedules sent through enumerators, may give wrong information.
Anything you want to do in Hootsuite can be found in the ________, with the main workspace in the _________?
Settings; Streams
Sidebar; center
Header; Sidebar
Nav-panel; dashboard
Answers
Answer:
Anything you want to do in Hootsuite can be found in the ___ Sidebar_____, with the main workspace in the ___center______
Sidebar; center
Explanation:
The main workspace of the Hootsuite is located in the center. The sidebar is where the core access to the Hootsuite functionality, like Streams, Inbox, Planner, Analytics, Publisher, and the App Directory, is obtained. Hootsuite is a media management platform for curating content, scheduling posts, managing team members, and measuring performances.
if a steel containing 1.90 wt%c is cooled relatively slowly to room temperature, what is the expected weight fraction of pearlite in the as-cooled microstructure?
Answers
The expected weight fraction of pearlite in the as-cooled microstructure of a steel containing 1.90 wt% C, when cooled relatively slowly to room temperature, is approximately 100%.
Mass of solute/total mass x 100The percent by weight (wt%) of carbon in steel is often used to characterize the material's composition. Steel is an alloy consisting mainly of iron with a small amount of carbon, which is an alloy of iron and carbon with a carbon content of less than 2%.What is pearlite?Peralite is a two-phase microstructure made up of alternating layers of alpha-ferrite (an iron-rich solid solution of carbon in body-centered cubic iron) and cementite (an iron carbide with the chemical formula Fe3C). Peralite is created by the eutectoid reaction in steel, which occurs when the steel is cooled slowly to a temperature below its eutectoid point.
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tyuuyiopopiouyttrrtrffrlkl,k;;';'l.l
Answers
Answer:
Explanation:
do you have any other questions besides "tyuuyiopopiouyttrrtrffrlkl,k;;';'l.l"
if the oil pressure gauge fluctuates over a wide range from zero to normal operating pressure, the most likely cause is group of answer choices low oil supply. broken or weak pressure relief valve spring. air lock in the scavenge pump intake.
Answers
If the oil pressure gauge fluctuates over a wide range from zero to normal operating pressure, the most likely cause is air lock in the scavenge pump intake.
Oil pressure gauge fluctuation is a common problem for the engine. It can occur due to various reasons such as faulty oil pressure gauge, oil pump failure, improper maintenance of the engine, oil leakage, and much more. But if the oil pressure gauge fluctuates over a wide range from zero to normal operating pressure, the most likely cause is air lock in the scavenge pump intake.The scavenge pump in the engine is used to remove the oil from the engine's crankcase and delivers it back to the oil tank. If there is an air lock in the scavenge pump intake, then it will not pump the oil properly from the crankcase and deliver it back to the oil tank. It will cause the oil pressure to fluctuate over a wide range from zero to normal operating pressure.To fix this issue, you should first check the oil level in the engine and make sure that it is at the proper level. After that, you can check the scavenge pump intake for any air lock or blockage. If there is an air lock, then you need to remove it. If there is a blockage, then you need to remove the blockage to get the oil pump working again properly.
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What might the effect of using salt on snowy and icy roads be on Montgomery County's Water Supply?" What might the effect of using salt on snowy and icy roads be on Montgomery County's Water Supply?"
Answers
The use of salt on snowy and icy roads could have a negative effect on Montgomery County's Water Supply. The salt used on the roads for melting ice can cause a number of issues for water supplies and ecosystems, and Montgomery County is no exception.
When salt is used to melt snow and ice on the road, it can dissolve into the water and run off into streams, rivers, and lakes. The salt lowers the freezing point of water and melts ice, but it also alters the chemical makeup of the water, making it more saline. It can also damage aquatic plants, animals, and fish that rely on freshwater systems.
Therefore, it is important to take steps to minimize the use of salt or to use alternatives, such as sand or beet juice, which are less harmful to the environment and water supplies.
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in a __________ air conditioner, the evaporator, the condenser and the compressor are all located in one cab
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In a self-contained air conditioner, all the key components necessary for cooling are housed in one unit. This includes the evaporator, the condenser and the compressor.
These units are typically used in small commercial spaces or residential settings, where a central air conditioning system may not be practical. Self-contained units are also commonly used in mobile homes, boats, and recreational vehicles.
The advantage of a self-contained air conditioner is that it is easy to install and maintain. As all the components are housed in one unit, there is no need to connect pipes or ductwork between different parts of the system. This can save both time and money on installation costs.
Another benefit of a self-contained air conditioner is that it is relatively compact. This means that it can be installed in small spaces or in locations where a larger central air conditioning system would not fit. The small size also makes self-contained units more energy-efficient, as they do not need to use as much power to cool a smaller space.
Overall, self-contained air conditioners are an excellent choice for those looking for a simple, easy-to-install cooling solution for small spaces. They are efficient, cost-effective, and provide reliable cooling for homes, businesses, and mobile units.
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The ___ outlines the problem in clear terms.
Answers
Answer: Problem Statement
Explanation:
When going about designing a new product or an improvement to an existing product, it is important to state the problem in a clear and concise way so that the designers know precisely what they are working towards.
This is where a Problem statement comes in. It states the problem in a concise manner and juxtaposes the current shortcomings of the current system against what the system should ideally be in such a way that even though the solution is clear, it is not so precise that it makes the designers narrow-minded.
the control circuit must produce an output of 1 if at least two of the conditions 1,2 and 3 are true. design the simplest circuit that can be used for this purpose.
Answers
The simplest circuit that can be used for the control circuit must produce an output of 1 if at least two of the conditions 1,2 and 3 are true is given below.
What is control circuit?A special kind of circuit known as a control circuit is used to regulate the performance of a totally independent power circuit. Think about a water pump being driven by a 1,000 horsepower, large industrial motor. A high voltage electrical source with a 2,400 volt output is connected to the motor.
For the safety of the operator and the machinery, a control circuit is used to ensure that the motor is started and stopped safely.
The thermostat for a home's air conditioner is an illustration of a control circuit that is frequently used. The thermostat is a component of a low-voltage control circuit that manages a relay that actually activates and deactivates the power circuit to the air conditioner compressor.
See the given attachment below for the simplest circuit↓↓
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As always, IN YOUR OWN WORDS, pick two corrosion prevention methods and explain how they prevent corrosion (in technical detail). Be sure to include some advantages and disadvantages of each method and what type of corrosion they are the most effective against.
Answers
The two corrosion prevention methods are protective and cathodic protection.
One corrosion prevention method is the use of protective coatings. Protective coatings act as a barrier between the metal surface and the surrounding environment, preventing corrosive substances from reaching the metal.
These coatings are typically made of paints, polymers, or metallic compounds. They adhere to the metal surface and provide a physical and chemical barrier against corrosion.
The coating can either passivate the metal surface, forming a protective oxide layer, or provide sacrificial protection by corroding instead of the underlying metal.
Advantages of protective coatings include their versatility, as they can be applied to various metal substrates, and their effectiveness against atmospheric corrosion, chemical corrosion, and abrasion.
However, coatings may degrade over time due to exposure to UV radiation, temperature changes, or mechanical damage, requiring periodic maintenance and reapplication.
Additionally, coatings can be difficult to apply in complex geometries and may introduce additional costs.
Another corrosion prevention method is cathodic protection. Cathodic protection involves applying a direct current to the metal surface to shift its potential towards a more negative direction, reducing the rate of corrosion.
This can be achieved through two methods: sacrificial anode cathodic protection and impressed current cathodic protection.
Sacrificial anode cathodic protection involves connecting a more reactive metal, such as zinc or magnesium, to the metal surface as a sacrificial anode.
The sacrificial anode corrodes preferentially, protecting the metal from corrosion. Impressed current cathodic protection involves using an external power source to provide a continuous flow of electrons to the metal surface, effectively suppressing corrosion.
The advantages of cathodic protection include its effectiveness against localized corrosion, such as pitting and crevice corrosion, and its long-term protection capability.
However, cathodic protection requires careful design and monitoring to ensure the appropriate level of current is applied, and it may not be suitable for all environments or structures.
In summary, protective coatings provide a physical and chemical barrier against corrosion, while cathodic protection shifts the metal's potential to reduce corrosion.
Protective coatings are versatile and effective against atmospheric and chemical corrosion, but they require maintenance and can be challenging to apply.
Cathodic protection is effective against localized corrosion, but it requires careful design and monitoring. Both methods have their advantages and disadvantages, and their effectiveness depends on the specific corrosion environment and the type of corrosion being addressed.
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A cylindrical rod of brass of 20 mm in diameter is cold worked by drawing. The circular cross section will be maintained during deformation. A cold-worked tensile strength in excess of 300 MPa and a ductility of at least 10% EL are desired. Furthermore, the final diameter must be 14mm. Explain how this may be achieved.
Answers
Answer:
To meet all of the criteria raised by the question, we must first draw a wire with a diameter of 8.46 mm and then 21.5 percent CW on it.
Explanation:
Is each of the following class identifiers (a) legal and conventional, (b) legal but unconventional, or (c) illegal? a. associationRules
b. void
c. Golden Retriever
d. Invoice
e. 36542ZipCode
f. Apartment
g. Phone#
h. 8888
i. displayTotal()
j. Accounts_Receivable
Answers
According to the question, the following class identifiers are:
a. legal and conventional
b. legal and conventional
c. legal but unconventional
d. legal and conventional
e. legal but unconventional
f. legal and conventional
g. illegal
h. illegal
i. legal and conventional
j. legal and conventional
What is class identifiers?
Class identifiers are used to identify a class in object-oriented programming language. They are also known as class names and they are used to establish a connection between the program code and the class itself. They are used to represent the class in the code, and they are also used to identify the class in the code. They are different from identifiers of variables, which are used to identify variables in the code. Class identifiers must be unique and should not be confused with any other class identifiers or variable identifiers.
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Car crashes in the United States result in high costs. In
what areas do these high costs occur?
Answers
Answer: money & human lives
Explanation:
answer on career safe!
The high cost occur in Money and Human lives.
Car crashes accounts for an average of 38,000 death in the US per year and the country have the highest number of car crashes in the world.
Distracted driving, Over-speeding, Drunk Driving, Reckless Driving, Slippery road are the major cause of car crash across the globeThe consequence of fatal car crash are often enormous for Insurance company and for the bereaved family.Insurance companies usually pay for damage or loss of life caused to other users as a result of accident used by insured vehicle.In conclusion, the high costs that occur as a result of Car Crash is Money (Indemnity) and loss of Human lives.
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please answer correctly if it is not correct, report it to them thank you for answering correctly.god bless you
Answers
Answer:
i think 1 is c and im so sorry but i dont know whats the rest
Explanation:
Which type of voltage do generators produce?
Generators are essential components of electric power systems. They contain wire coils placed between the magnets. They produce a/n voltage when they spin between the poles of the magnetic field, or when magnets spin around them.
Answers
Answer:
How does electricity produce magnetism?
Explanation:
When the electricity is switched on, the electric magnets create powerful magnetic fields. Coils of wire are mounted around the shaft. As the shaft with the magnets rotates, the coils of wire are exposed to changing magnetic fields, and an electric current is generated in the wires.
Answer:
Explanation:
I am pretty sure it depends but most of the time I think they produce direct current/voltage.
in mining auxiliary operations are the supplementry steps that support the production cycle . elucidate the auxiliary operations of underground mining?
Answers
Answer:
The answer is below
Explanation:
The mining auxiliary operations in underground mining involve various activities that are important for a successful mining operation particularly in the areas of productive operating conditions.
The activities involved in the auxiliary operations in underground mining include the following: ventilation, haulage, drainage, power supply, lighting, delivery of compressed air, water, supplies to the working sections, and communications.
4. On wet roads, the chance of hydroplaning increases with the increase of speed.
True
False
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Answer:
The answer to the question is True
On wet roads, the chance of hydroplaning increases with the increase of speed. Thus, the given statement is true.
During rainy weather, roads may become slippery and difficult to drive on. Slippery roads may also arise as a result of snow or ice. The fact that the road surface has less traction than normal is what makes it slippery. On slippery roads, it is recommended that drivers slow down to reduce the risk of skidding, sliding, or losing control of their cars, especially when taking turns.
Drivers should also increase their following distance and avoid abrupt braking or accelerating. Drivers should not drive faster than 25 mph on slippery roads, and they should not increase their speed to avoid hydroplaning. Instead, drivers should slow down.
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A picture showing the actual parts of a circuit and their connection is called_______ diagram
Answers
Answer:
a picture showing the actual parts of a circuit and their connection is call a Circuit diagram
A recent online start-up just invested millions of dollars into new technology for their firm. Which of the following goals were they MOST likely trying to achieve?
A
specialization
B
economic growth
C
price stability
D
price stability
Answers
Answer:
i think D
Explanation:
A cylindrical 4340 steel bar is subjected to reversed rotating–bending stress cycling, which yielded the test results presented in animated figure 8. 21. If the maximum applied load is 5,000 n, compute the minimum allowable bar diameter to ensure that fatigue failure will not occur. Assume a factor of safety of 2. 25 and that the distance between loadbearing points is 55. 0 mm
Answers
Based on the maximum applied load, the factor of safety, and the distance between the loadbearing points, the minimum allowable bar diameter is 18.6 mm.
What is the minimum allowable bar diameter?The diameter is included in the following formula:
Maximum stress / Factor of safety = (16 x Maximum applied load x distance between loadbearing points x 10⁻¹⁰) / (π x diameter³)
Solving gives:
(490 x 10⁶) / 2.25 = (16 x 5,000 x 55.0 x 10⁻¹⁰) / (π x diameter³)
217,777,777.78 = 0.00044 / (π x diameter³)
diameter = 18.6 mm
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Please help ASAP!!
Which type of hazard causes the greatest loss to human lives in civil engineering companies?
A) falls
B) toxic gases
C) corrosives
D) shocks
E) explosive solid
Answers
Answer:
a. Falls
Explanation:
plato
What do air-cooled direct expansion coils operating below the dewpoint produce along with cool air?
Answers
Answer:
Air-cooled direct expansion coils operating below the dewpoint may produce condensate or water along with cool air.
How does inductive reactance depend on the frequency of the ac voltage source and the rms current through the inductor?.
Answers
Directly proportional.
As the inductive reactance is directly proportional to the frequency, by increasing the frequency the inductive reactance of the inductor increases.
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Find the dual of following linear programming problem
min 4x1 - 3 x2
subject to
3x1 - x2 ≤ 6
5x1 - 4x2 ≥ 8
x1 - 6x2 =5
x1, x2 ≥ 0
Answers
The dual problem of a linear programming problem can be found by flipping the inequality signs and re-assigning the objective function as a constraint.
Given the following linear programming problem min 4x1 - 3 x2 subject to 3x1 - x2 ≤ 6 5x1 - 4x2 ≥ 8 x1 - 6x2 =5 x1, x2 ≥ 0To find the dual of the problem, the following steps can be taken:
Step 1: Flip the problem The first step in finding the dual problem is to flip the inequality signs of the constraint of the original problem. The constraints of the original problem are as follows:3x1 - x2 ≤ 65x1 - 4x2 ≥ 8x1 - 6x2 = 5Flipping the inequality signs of the above equations results in the following:3x1 - x2 ≥ 65x1 - 4x2 ≤ 8x1 - 6x2 = 5
Step 2: Re-assign the objective The next step is to re-assign the objective function of the original problem as a constraint. That is, the coefficients of the original objective function are used as constraints in the dual problem. Thus, for the given problem,
we have:4x1 - 3x2 = x0Step 3: Formulate the dual problem The dual problem can now be formulated by using the re-assigned objective function and the flipped inequality signs of the original problem. The coefficients of the original problem form the new objective function of the dual problem, while the flipped inequalities form the constraints of the dual problem. Therefore, the dual problem of the given problem is: minimize 6y1 + 8y2 + 5y3, subject to:3y1 + 5y2 + y3 ≥ 4- y1 - 4y2 - 6y3 ≥ -3Where y1, y2 and y3 are the dual variables corresponding to the original constraints. Thus, the dual problem of the given problem has been found.
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technician a says that map sensors use a 5-volt reference voltage from the pcm. technician b says the map sensor voltage will be higher at idle at high altitudes compared to when the engine is operating at near sea level. which technician is correct?
Answers
Technician A is correct in stating that MAP (manifold absolute pressure) sensors use a 5-volt reference voltage from the PCM (powertrain control module) to measure engine load.
This voltage is used to determine the amount of air entering the engine and adjust the fuel injection accordingly. Technician B is also correct in stating that the MAP sensor voltage will be higher at idle at high altitudes compared to when the engine is operating at near sea level. This is because at higher altitudes, there is less air pressure, which affects the pressure in the engine. This change in pressure affects the voltage output of the MAP sensor. In summary, both technicians are correct in their statements.
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