No additional treatment will be able to stop the mix from being segregated as a result of either of these operations. The concrete must consequently be taken out and discarded as the sole option.
Which of the following characteristics most frequently refers to structural lightweight concrete?Which of the following characteristics best describes lightweight concrete? 1.4. A Whether used for structural or non-structural purposes, lightweight concrete offers effective thermal insulation and fire protection.
How are concrete slabs connected?Rebar should be used to unite two concrete slabs so that they remain at the same height. To ensure that the rebar fits tightly into the holes, drill the holes as deeply as you can (the entire length of the bit). Rebar pieces should be inserted and tied into the grid.
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Question:
While observing a concrete pour, an architect notices that the entire concrete load has been deposited from a 6-foot height at the middle of a 40-foot-long form. The architect should direct the contractor to
A. spread the concrete throughout the length of the form.
B. pour the next two concrete loads at each end of the form.
C. pour the next load in exactly the same location.
D.
Oxidation Inhibitors are antioxidant additives that slow the degradation
of the oil stock by oxidation?
Answer: True
Explanation:
Oil oxidation is a process that all oil goes through and involves a series of chemical reactions between compounds in the oil and oxygen that lead to the quality of the oxygen falling. In other words, oxidation degrades oil.
Even though this is a process that all oil goes through and one that cannot be stopped, it's pace can be reduced. One way of doing this is by adding oxidation inhibitors which are antioxidant additives that work to slow the degradation of the oil stock by oxidation.
Which of the following particles can pass through the atp synthase channel?.
ATP Synthase is the enzyme that is responsible for the creation of ATP (adenosine triphosphate) in the mitochondria during cellular respiration. The enzyme catalyzes the conversion of ADP (adenosine diphosphate) to ATP by the process of chemiosmosis. The ATP Synthase complex is composed of two subunits, F0 and F1. The F0 subunit spans the inner mitochondrial membrane and is responsible for proton transport, while the F1 subunit is responsible for the synthesis of ATP.
The ATP Synthase channel is a small pore in the F0 subunit through which protons can flow. Protons are pumped into the intermembrane space by the electron transport chain, creating a gradient across the inner mitochondrial membrane. This gradient is then used by ATP Synthase to drive the synthesis of ATP.
As far as the question "Which of the following particles can pass through the ATP Synthase channel?", only protons can pass through the ATP Synthase channel. This is because the channel is specifically designed to allow protons to flow from the intermembrane space to the mitochondrial matrix, which is essential for the synthesis of ATP. The flow of protons through the channel is coupled to the synthesis of ATP, allowing the enzyme to produce ATP efficiently.
In conclusion, the only particle that can pass through the ATP Synthase channel is protons. The ATP Synthase channel is designed to facilitate the flow of protons from the intermembrane space to the mitochondrial matrix, which is essential for the synthesis of ATP.
The particle that can pass through the atp synthase channel is proton.
What is particleATP synthase, an intricate enzyme situated within the inner membrane of the mitochondria, is pivotal in the process of generating ATP (adenosine triphosphate) through cellular respiration. ATP synthase permits the movement of hydrogen ions (H+) across its membranous constituents. The synthesis of ATP is propelled by the movement of protons.
Consequently, only protons (H+ ions) possess the capability to penetrate the channel of ATP synthase. The enzyme complex itself creates ATP molecules which is why they are unable to pass through the channel along with other particles.
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Match each smart device with its description.
Thermostat
Learns from your habits and schedule, allows you to control the climate in your home remotely, shows you energy consumption in real-time, and adjusts itself depending on ambient conditions.
Switch
Allows you to control hardwired lights, ceiling fans, fireplaces, small appliances, and garbage disposals.
Bulb
Can change colors, track motion, stream audio over Bluetooth, and double as a connected camera, but it's only smart when turned on. It doesn't work when turned off.
Plug
Easy solution for making small appliances, such as lamps, coffee makers, and toasters, smart.
The matching of each smart device with their description is as details in the explanations below
What are the functions of the home appliances?A home appliance is also referred to as a domestic appliance and it is defined as an electric appliance which is a machine that assists in household functions such as cooking, cleaning and food preservation.
1) Thermostat. This is basically used to regulate the temperature in home appliances. Thus Option B: allows you to control the climate in your home remotely
2) Switch is defined as a device that allows you to control home appliances such as hardwired lights, ceiling fans, certain fireplaces, small appliances as well as the garbage disposal via an app right on your phone or with your voice using a virtual assistant.
3) Bulbs; Smart bulbs usually work with normal conventional lighting fixtures and bulb holders.
4) Plug: Smart plugs usually automate anything with a plug on it. You can remotely turn on and off anything that's plugged into them using an app.
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Question 1 The World Wide Web (WWW) is an information system that does which of the following?
Allows access to resources over the internet.
O Uses URLs to identify websites and documents it stores.
O imposes standard restrictions on the websites it stores.
O All of the answers are correct.
The World Wide Web (WWW) is an information system that allows access to resources over the internet, uses URLs to identify websites and documents it stores and imposes standard restrictions on the websites it stores.
For what is the World Wide Web famous?Everyone, not just researchers, now has access to the internet thanks to the world wide web. It connected the world in a way that greatly facilitated communication, sharing, and information access. Since then, technology has enabled people to share their ideas and works via blogs, social networking sites, video sharing, and other channels.
By the year 1989, Tim Berners-Lee had created the internet. He was looking for a fresh method for researchers to quickly exchange the results of their tests. Because of the web, this data could be shared across computers that were online.
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8.28 Water is the working fluid in an ideal Rankine cycle with superheat and reheat. Steam enters the first-stage turbine at 1400 lbf/in.2 and 10008F, expands to a pressure of 350 lbf/in.2, and is reheated to 9008F before entering the secondstage turbine. The condenser pressure is 2 lbf/in.2 The net power output of the cycle is 1 3 109 Btu/h. Determine for the cycle (a) the mass flow rate of steam, in lb/h. (b) the rate of heat transfer, in Btu/h, to the working fluid passing through the steam generator. (c) the rate of heat transfer, in Btu/h, to the working fluid passing through the reheater. (d) the thermal efficiency.
Answer:
Betbtybrbytntrnyrnrynunjhjhnthnnhtnnthnhtnnhnhrnntnthhnhnhtnthn
Explanation:
1 . How are encoders used in the measurement of speed? Explain the encoder with a neat diagram.
The most common use for encoders is to measure angular or linear distance, but encoders can also be used to perform speed or velocity measurements. In other words, as the encoder rotates faster, the pulse frequency increases at the same rate
a three-phase line has an impedance of the line feeds two balanced three phase loads connected in parallel. the first load is absorbing a total of 630 kw and absorbing 840 kvar magnetizing vars. the second load is y-connected and has an impedance of the line-to-neutral voltage at the load end of the line is 4000 v.what is the magnitude of the line voltage at the source end of the line?
The magnitude of the line voltage at the source end of the line is 4168 volts.
To find the magnitude of the line voltage at the source end of the line, we can use the power factor of the first load, which is cos(ϕ) = 630/900 = 0.7. The total reactive power of the load is Q = 840 kvar, and the apparent power is S = 900 kVA.
Therefore, the reactive power of the load is Q = S sin(ϕ) = 900 sin(arccos(0.7)) = 610 kvar. The total reactive power of both loads is 610 + 840 = 1450 kvar. Using the power formula, we get P = √3 V L I L cos(ϕ) => V L = P / (√3 I L cos(ϕ)), where I L = S / (√3 V L), and P = 630 kW.
By solving these equations, we get V L = 4168 volts.
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When choosing a respirator for your job, you must conduct a __ test
Answer:
It's a fit test
discuss referencing techniques
Answer:Referencing is a standardised method of acknowledging the sources of information and ideas you have used.
Explanation:Depending on the way in which they record sources, scholarly reference styles can be divided into three main categories: documentary notes styles, parenthetical (or author-date) styles, and numbered styles. Within each category there are several, slightly different reference styles.
Parenthetical citations give a short reference in parentheses directly in the text.Numerical citations give only a number that corresponds to a footnote, endnote, or reference list entry.Referencing allows you to acknowledge the contribution of other writers and researchers in your work. Any university assignments that draw on the ideas, words or research of other writers must contain citations. Referencing is also a way to give credit to the writers from whom you have borrowed words and ideas.
Think about the ineffective leaders (bosses, coaches, etc.) you have experienced. What dark-side traits did these leaders possess that caused them to be ineffective?
The dark-side traits the leaders possessed that caused them to be ineffective are; Narcissism, Psychopathy and Machiavellianism.
What are bad character traits?
According to Paulhus and williams, they discovered in year 2002 that several personality traits could be related to failures of a leader but they narrowed it down to three which they referred to as the Dark Triad.
These dark side traits are;
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Question 1: PWM rms voltage and power If an ideal function generator produces an open-circuit PWM waveform with the voltages 0 V and 8 V with a 70% duty cycle, what is the RMS voltage? Vrms = number (rtol=0.01, atol=1e-05) V If the function generator (producing this same signal) is now applied across a 400 22 resistor, what will be the average power consumed by the resistor? P = number (rtol=0.01, atol=1e-05) mw ~ Save & Grade Save only
The average power consumed by the resistor is 0.115 mW.
PWM RMS voltage and power An ideal function generator generates an open-circuit PWM waveform with voltages 0 V and 8 V with a 70% duty cycle.
The question asks for the RMS voltage. Vrms= Vpeak*sqrt(D)where, Vpeak = 8 V and D = 70% = 0.7Therefore,Vrms= 8*sqrt(0.7) ≈ 6.787 V The next part of the question is about finding the average power consumed by a 400 Ω resistor when connected to the function generator producing the same signal. The formula for average power is: P = Vrms^2/RL where, Vrms = 6.787 V and RL = 400 ΩTherefore, P = 6.787^2/400 ≈ 0.115 mW
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The bent rod acdb is supported by a sleeve at a and a ball-and-socket joint at b. determine the components of the reactions and the tension in the cable. neglect the mass of the rod.
The components of the reactions are: vertical reaction at point A, horizontal reaction at point A, and reaction at point B. The tension in the cable is the force exerted along the length of the cable.
In this scenario, the bent rod ACDB is supported by a sleeve at point A and a ball-and-socket joint at point B. When analyzing the system, we need to determine the components of the reactions and the tension in the cable.
Firstly, at point A, there are two reaction components: the vertical reaction and the horizontal reaction. The vertical reaction counteracts the weight of the rod and any additional forces acting downward. It ensures equilibrium in the vertical direction. The horizontal reaction, on the other hand, prevents the rod from sliding or moving horizontally. It maintains equilibrium in the horizontal direction.
Secondly, at point B, there is a reaction that allows the rod to rotate or pivot around the ball-and-socket joint. This reaction balances the moment caused by the weight of the rod and any other external moments.
Lastly, the tension in the cable refers to the force exerted along the length of the cable. This tension arises from the need to balance the vertical and horizontal forces acting on the rod. It ensures that the rod remains in a stable position and prevents it from collapsing under its own weight.
To accurately determine the components of the reactions and the tension in the cable, specific calculations and analysis of the forces and moments involved in the system would be required.
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suggest in what ways burton could improve the process of producing snowboards, as well as their operations and their logistics systems, to strengthen and sustain their competitiveness, moving forward.
The ways that burton could improve the process of producing snowboards, as well as their operations and their logistics systems are; Explained below
Business Efficiency and ProductivityFor burton to improve their competitive advantage, they can adopt various business methods to improve their performance as follows;
Logistics and supply chain management are very important factors that can be used to improve upon the competitiveness of business. Thus, snowboards flow should be well managed to gain improvement in efficiency and effectiveness of delivery which will ensure patronage of prospective customers.
Logistics systems perform various operations that leads to the competitive advantage I spoke about earlier. Finally, the production department should ensure that they produce quality products such that customers are motivated to repurchase.
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The UHRS platform is optimized for Edge/Internet Explorer only. You can still use your favorite browser, but keep in mind that you may experience technical issues when working on UHRS with a different browser than Edge or Internet Explorer.
UHRS is optimized for...
It is to be noted that all UHRS platforms are optimized for the popular kinds of internet browser applications.
What is a UHRS?The Universal Human Relevance System (UHRS) is a crowdsourcing platform that allows for data labeling for a variety of AI application situations.
Vendor partners link people referred to as "judges" to offer data labeling at scale for us. All UHRS judges are bound by an NDA, ensuring that data is kept protected.
A browser is a software tool that allows you to see and interact with all of the knowledgeon the World Wide Web. Web sites, movies, and photos are all examples of this.
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Describing Tasks for Stationary Engineers Click this link to view O*NET’s Tasks section for Stationary Engineers. Note that common tasks are listed toward the top, and less common tasks are listed toward the bottom. According to O*NET, what are common tasks performed by Stationary Engineers? Check all that apply. observing and interpreting readings on gauges, meters, and charts managing financial resources to order supplies and equipment writing computer programs to control equipment testing boiler water quality or arranging for testing creating safety regulations after experimentation operating or tending stationary engines, boilers, and auxiliary equipment
Answer:
A, D, F
Explanation:
took on edge.
Answer:
The answer is A,D,F
A:observing and interpreting readings on gauges, meters, and charts
D:testing boiler water quality or arranging for testing
F:operating or tending stationary engines, boilers, and auxiliary equipment
Explanation:
I got all right on edge.
A person has driven a car 180 m in 40 seconds. What is the car’s speed?
Answer:
4.5 m/s = 16.2 km/h
Explanation:
The speed is the ratio of distance to time:
speed = (180 m)/(40 s) = 4.5 m/s
TRUE / FALSE. inaccurate or misinterpreted data from a database, such as those used to support billing a payroll applications, is an example of a failure most likely seen in management information system.
False. Inaccurate or misinterpreted data from a database, such as those used for billing or payroll applications, is not an example of a failure most likely seen in management information systems (MIS).
Management information systems (MIS) are designed to facilitate effective decision-making and provide valuable information to managers. They typically involve the use of databases and applications to collect, process, and present data.
While data accuracy is essential in MIS, failures related to inaccurate or misinterpreted data are not specific to MIS. Inaccurate data can result from various factors such as data entry errors, system glitches, or inadequate data validation processes.
Such failures can affect multiple systems and processes, including billing and payroll applications. Resolving data quality issues requires implementing robust data management practices and ensuring the accuracy and integrity of data throughout its lifecycle, rather than being solely limited to MIS failures.
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Which of the following is NOT a line used on blueprints?
Answer: Photo lines
Explanation: made more sense
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.
Answer:
b
Explanation:
If = (4,0,3) =(−2,1,5). Find ||, and the vectors (+),(−) ,3 (2+5)
The vectors are magnitude of vector v is 5. The sum of vectors v1 and v2 is (+) = (2, 1, 8). The difference between vectors v1 and v2 is (-) = (6, -1, -2). The scalar multiple of vector v1 by 3 is 3(2, 0, 3) = (12, 0, 9).
To find the magnitude (||) of a vector, we can use the formula:
||v|| = sqrt(v1^2 + v2^2 + v3^2)
Given vector v = (4, 0, 3), we can calculate its magnitude as follows:
||v|| = sqrt(4^2 + 0^2 + 3^2)
= sqrt(16 + 0 + 9)
= sqrt(25)
= 5
Therefore, the magnitude of vector v is 5.
Now, let's find the sum (+) and difference (-) of the given vectors.
Given vectors v1 = (4, 0, 3) and v2 = (-2, 1, 5), the sum of these vectors is calculated by adding the corresponding components:
v1 + v2 = (4 + (-2), 0 + 1, 3 + 5)
= (2, 1, 8)
The difference between the vectors is found by subtracting the corresponding components:
v1 - v2 = (4 - (-2), 0 - 1, 3 - 5)
= (6, -1, -2)
Lastly, let's calculate the scalar multiple of vector v1:
3v1 = 3(4, 0, 3)
= (12, 0, 9)
Therefore, the vectors are as follows:
- The magnitude of vector v is 5.
- The sum of vectors v1 and v2 is (+) = (2, 1, 8).
- The difference between vectors v1 and v2 is (-) = (6, -1, -2).
- The scalar multiple of vector v1 by 3 is 3(2, 0, 3) = (12, 0, 9).
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Technician a says to test fuses you could use a voltmeter or a test light. technician b says a voltmeter and a test light are connected in parallel. who is correct?
Technician B is correct. To test fuses, both a voltmeter and a test light can be used. A voltmeter measures the voltage across the fuse, while a test light can be used to determine if there is continuity through the fuse.
A voltmeter is connected in parallel to the circuit being tested. This means that it is connected in a way that allows the voltmeter to measure the voltage without disrupting the flow of current.
On the other hand, a test light is also connected in parallel to the circuit. It consists of a light bulb and a probe. When the test light is connected to a circuit with continuity, the light bulb will light up, indicating that the fuse is functioning properly.
In conclusion, both a voltmeter and a test light can be used to test fuses. Technician B is correct in stating that a voltmeter and a test light are connected in parallel.
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True or False? In the CAC-A process, the airstream
should come from behind the electrode and
between the base metal and the electrode.
True, it should come from behind the electrode and
between the base metal and the electrode.
True is the correct answer.
The airstream should penetrate or come between the base metal and the electrode from the back during the CAC-A operation.
How does CAC-A process works-The molten metal will first travel a great distance due to the air blast. Front of the gouging operation should have metal deflection plates.The airstream should penetrate between the base metal and the electrode from the back during the CAC-A operation. All combustible materials should be removed from the work area. If not properly contained, the mass of molten metal extracted at high current levels, which is rather significant, will become a fire danger.The second element is the loud noise. A very loud noise happens when there are strong currents and strong air pressure. Arc cutters ought to use ear protection, ear muffs, or earplugs. The air carbon arc cutting procedure (CAC) is used to cut metal, gouge out damaged metal, remove outdated or subpar welds, prepare grooves for welding, and root gouge full penetration welds.When slightly ragged edges are acceptable, air carbon arc cutting is also employed.Metals are joined using it as well. Metals are cut using an oxygen-fuel gas in the technique known as "arc oxygen cutting." In this procedure, the metal is heated up by the oxygen's reaction with it, melting it.To know more click here-
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Technician A says that the computer can be used to control the output of the alternator by controlling the field current. Technician B says that voltage regulators control the alternator output by controlling the field current through the rotor. Which technician is correct
The voltage regulators control the alternator output by controlling the field current through the rotor, so Technician B is correct.
Voltage regulators control the alternator output by regulating the field current through the rotor. The voltage regulator is an integral part of the alternator system and is responsible for monitoring the electrical output of the alternator and adjusting the field current to maintain a stable voltage.
The voltage regulator continuously monitors the electrical system's voltage and sends a signal to the alternator to adjust the field current accordingly. If the voltage drops below the desired level, the regulator increases the field current, which boosts the alternator's output. Conversely, if the voltage rises above the desired level, the regulator decreases the field current to reduce the alternator's output.
While computers and electronic control systems are used in modern vehicles to monitor and control various aspects of the electrical system, such as engine performance and emissions, they do not directly control the output of the alternator by manipulating the field current. The voltage regulator is responsible for that task.
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URGENT!!
PYTHON CODE
Assume you already have 2 variables: L which refers to a list of integers, and target, which refers to an integer.
Write a code that assigns the value True to a variable called found if the target exists in L and False otherwise
Additional Notes: L and target should not be modified
The code that assigns the value True to a variable called found if the target exists in L and False otherwise is:
found = target in L
How to determine the code segment?From the question, we have the following parameters that can be used in our computation:
Initial variables = L and target
Where
L = List and target = integer
The condition is such that:
found = True if the target exists in L found = False if the target does not exist in LThere are several ways to do this.
One of them is the following code segment
found = target in L
Another way is
if target in L:
found = True
else
found = False
Another solution is
found = False
if target in L:
found = True
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Jay decides to walk home from school today. He lives 3 miles from school and can walk home in 45 minutes. At what rate is Jay traveling?
Answer: jay is traveling at 4 miles per hour :)
Explanation:
What is the formula for finding the percentage of 20 blue shirts in cell A1 from 100 total shirts in cell A8? (page 13)
The simple formula for finding the percentage of 20 blue shirts in cell A1 from 100 total shirts in cell A8 is (A1 / A8) * 100.
How does excel worksheet work?Users of the spreadsheet tool Excel may arrange and examine data. There are one or more worksheets in every Excel file, and each worksheet is made up of columns and rows.
To find the percentage of 20 blue shirts in cell A1 from 100 total shirts in cell A8, use the formula:
= (A1 / A8) * 100
This will give you the percentage of blue shirts out of the total shirts.
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Describe three differences between liquids and gases in fluid power systems.
Answer:
Liquids have less force of attraction between molecules than solids and more than gases; gases have a very weak force of attraction between the molecules which is the least amongst the three states of matter.
Explanation:
what is the rated power output in ( kw) of a 8 pole motor designed to an IEC 180L motor frame ?
Answer:
P=11 kW
Explanation:
Given that
Number of poles= 8
I.E.C. 180L motor frame
From data book , for 8 poles motor at 50 Hz
Speed = 730 rpm
Power factor = 0.75
Efficiency at 100 % load= 89.3 %
Efficiency at 50 % load= 89.1 %
Output power = 11 kW
Therefore the rated output power of 8 poles motor will be 11 kW. Thus the answer will be 11 kW.
P=11 kW
Tech A says that the stoichiometric ratio is 14.7 gallons of air to 1 gallon of fuel. Tech B says it is 14.7 lb of air to 1 lb of fuel. Who is correct
The person that is correct as regards statement made about stoichiometric ratio is; Tech B
In air-fuel mixture, when there is a mix air and fuel in the ideal amounts to make an engine to run efficiently,the ideal ratio of air to fuel is known Stoichiometric ratio.
This stoichiometric ratio is the comparison between the weight of the air relative to the weight of the fuel that it has been mixed with.
Now, weight is in lb and as such, tech B is correct because his ratio is 14.7lb to 1 lb.
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Answer:
Tech B
Explanation:
I took the test and got it right
Estimate the heating energy requirements for a residential building using the degree-day method (a) in Denver, Colorado, and (b) in Little Rock, Arkansas. The overall heat loss coefficient is 400 Btu/h.oF and the furnace efficiency is 0.78.
Answer:
a) 600°F days
b) 103°F days
Explanation:
Given data :
overall heat loss coefficient = 400 Btu/h.oF
Furnace efficiency = 0.78
applying the degree- day method the heating energy requirement per day can be obtained by subtracting the average temperature for a particular day from the acceptable mid/balance point temperature
lets assume the mid/balance point temperature = 65°F
a) heating energy requirement in Denver Colorado
we will have 600°F days ; considering the the average temperature - balance point temperature
= 665 - 65 = 600°F
b) heating energy requirement in Little Rock Arkansas
we will have 103° days