Answer:
lol what
smmsdnndnsnsnnd
When my animal is to old to physically carry her baby what process can I use to still produce her young from her
how skateboards works?
Answer
The skateboarder applies pressure to the trucks and gives/releases pressure on the levers. Second, the wheels and the axles are also examples of simple machines. They help the skater ride, spin, grind, and do a bunch of other radical movements on a skateboard.:
Explanation:
Assume that an extra investment for a certain project is $54,800 and the return on investment is 36%. calculate the first-year saving is-----
The first-year saving would be: $19,728
How to calculate the first-year savingTo calculate the first-year saving, first note that the return on investment is the ratio between the investment benefit and the cost. So, the ROI of 36% represents this ratio.
Since the extra investment is $54,800 and the return on investment is 36%, then the first year saving would be
0.36 * $54,800 = $19,728
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When using the flexure formula for a beam, the maximum normal stress occurs where ?
Group of answer choices
A. at a point on the cross-sectional area farthest away from the neutral axis
B. at a point on the cross-sectional area closest to the neutral axis
C. right on the neutral axis
D. halfway between the neutral axis and the edge of the beam
The maximum normal stress occurs at a point on the cross-sectional area farthest away from the neutral axis.
Option A is correct. When a beam is subjected to bending, the top fibers of the beam are compressed while the bottom fibers are stretched. The neutral axis is the location within the beam where there is no change in length during bending. As we move away from the neutral axis, the distance between the fibers increases, leading to higher strains and stresses. Therefore, the point on the cross-sectional area farthest away from the neutral axis experiences the maximum normal stress. This is important to consider when analyzing the structural integrity and strength of beams under bending loads.
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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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Question 47 Marks: 1 General overall policy planning includes all of the following exceptChoose one answer. a. aspirations and realistic objectives b. detailed engineering and specific architectural project plans c. identification of goals d. establishment of functional priorities
b. detailed engineering and specific architectural project plans
General overall policy planning involves setting aspirations and realistic objectives, identifying goals, and establishing functional priorities. It is a high-level strategic process that provides direction and guidance for an organization or government. However, detailed engineering and specific architectural project plans are more related to implementation and operational activities, rather than strategic planning. These plans are typically developed after the general policy planning has been completed and provide more specific guidance on how to achieve the identified goals and objectives. Therefore, b. is the correct answer as it does not fit within the scope of general overall policy planning.
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. Bơm kiểu piston tác dụng đơn có áp suất p=0,64 Mpa và lưu lượng Q=3,5 l/s. Xác định tốc độ quay của trục bơm và công suất của bơm nếu biết đường kính piston D=150 mm; bán kính tay quay R=60 mm; hiệu suất thể tích của bơm là 0=0,94; hiệu suất chung của bơm b=0,80.
Answer:
not understand language
What is graphic software
Answer:
In computer graphics, graphics software refers to a program or collection of programs that enable a person to manipulate images or models visually on a computer. Computer graphics can be classified into distinct categories: raster graphics and vector graphics, with further 2D and 3D variants.
How do Machine Learning and Artificial Intelligence (AI) technologies help businesses use their enterprise data effectively?
Answer:
Explanation:
Application of artificial intelligence in business
You can use AI technologies to:
Improve customer services - eg use virtual assistant programs to provide real-time support to users (for example, with billing and other tasks).
Automate workloads - eg collect and analyse data from smart sensors, or use machine learning (ML) algorithms to categorise work, automatically route service requests, etc.
Optimise logistics - eg use AI-powered image recognition tools to monitor and optimise your infrastructure, plan transport routes, etc.
Increase manufacturing output and efficiency - eg automate production line by integrating industrial robots into your workflow and teaching them to perform labour-intensive or mundane tasks.
Prevent outages - eg use anomaly detection techniques to identify patterns that are likely to disrupt your business, such as an IT outage. Specific AI software may also help you to detect and deter security intrusions.
Predict performance - eg use AI applications to determine when you might reach performance goals, such as response time to help desk calls.
Predict behaviour - eg use ML algorithms to analyse patterns of online behaviour to, for example, serve tailored product offers, detect credit card fraud or target appropriate adverts.
Manage and analyse your data - eg AI can help you interpret and mine your data more efficiently than ever before and provide meaningful insight into your assets, your brand, staff or customers.
Improve your marketing and advertising - for example, effectively track user behaviour and automate many routine marketing tasks.
Machine learning is an Artificial intelligence-powered system that is based on a similar concept and able to learn from the intelligence provided by humans.
The AI systems are used to perform complex tasks in a way that is similar to humans but with precision. The AI-enabled machinery learning can boost sales and enhance the marketing campaign of any business or organization. It can develop a faster road map.Learn more about Machine Learning and Artificial Intelligence (AI) technologies.
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Which important feature of a block-based coding language like Scratch is not
a feature in a text-based coding language like C++?
Answer:Block-based coding requires a different type
Explanation:
TV
When writing a programme, text-based programming languages give programmers more in-depth control over lower-level functionality.
What is block-based applications?In block-based applications, we are constrained to use the blocks that are provided to us and frequently have a limited range of options for doing so. We have more freedom to customise lower-level functionality in text-based languages since we are not constrained by a predetermined number of available blocks.
Python is usually used for making websites and applications, automating repetitive tasks, and analysing and display of data. Python has been utilised by many non-programmers, including accountants and scientists, for a different kind of routine activities including managing finances since it is very simple to learn.
Therefore, When writing a programme, text-based programming languages give programmers more in-depth control over lower-level functionality.
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Hey guys can anyone list chemical engineering advancement that has been discovered within the past 20 years
Determine the Fourier series coefficients for each of the following discrete-time periodic signals. Plot the magnitude and phase of each set of coefficients ak. a. Each x[n] depicted in Figure P3.28 (a) - (c) b. x[n] = sin(2 pi n/3)cos(2 pi n/2) c. x[n] periodic with period 4 and x[n] = 1 - sin pi n/4 for 0 < n < 3 d. x[n] periodic with period 12 and x[n] = 1 - sin pi n/4 for 0 < n < 11
The coefficients of the Fourier series for each of the following (A) ak = 0, (B) ak = 2/(k), (C) ak = 4/(3k)cos(k/3), (D) ak = 1/2 - (2/k)sin(k/4)
Describe magnitude
A measure of a celestial object's luminance on an inverse logarithmic astronomical magnitude scale is called absolute magnitude (M). The absolute magnitude of an object is the apparent magnitude that the object would have if it were seen from a distance of precisely 10 parsecs (32.6 light-years), without the light of the object being extinguished (or dimmed) owing to absorption by interstellar materials and cosmic dust. The luminosities of the various objects can be directly compared to one another on a magnitude scale by putting them all theoretically at a fixed reference distance from the observer.
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8. What section of the OSH Act does the Whistleblower Program reference?
The Whistleblower Program of the Occupational Safety and Health Administration (OSHA) references Section 11(c) of the Occupational Safety and Health Act.
Section 11(c) of the OSH Act prohibits employers from discriminating against employees who file a complaint, report an injury or illness, or exercise any other right under the OSH Act.
The Whistleblower Program enforces this section by investigating and remedying retaliation complaints filed by employees who have been retaliated against for engaging in protected activity. The program also enforces whistleblower protection provisions in other statutes, such as the Surface Transportation Assistance Act and the Sarbanes-Oxley Act.
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What would happen if an exposed film was accidentally placed in the fixer before being placed in the developer
What size heater will be required to heat the water in a swimming pool from 70 degrees F to 72 degrees F in 1 hour if the appliance is 100% efficient and the pool holds 20,000 gallons of water?
A 176.19 kW heater would be required to heat the water in the pool from 70 degrees F to 72 degrees F in 1 hour, assuming the heater is 100% efficient.
How to find the power of the heaterTo calculate the size of the heater required to heat the water in the pool, we need to use the following formula:
Q = m x c x ΔT
where
Q is the amount of heat required,
m is the mass of the water being heated,
c is the specific heat of water, and
ΔT is the change in temperature.
First, we need to calculate the mass of the water in the pool.
One gallon of water weighs 3.79 kg hence 20 000 gallons will be 75 800 kg
Q = m x c x ΔT
Q = 75,800 kg x 4.184 J/g°C x (72°F - 70°F)
Q = 75,800 kg x 4.184 J/g°C x 2°F
Q = 634,294.4 joules
Now, we need to calculate the power of the heater required to deliver this amount of heat in 1 hour (3600 seconds):
Power = Q / t
Power = 634,294.4 joules / 3600 seconds
Power = 176.19 kW
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You will be using the fictional manufacturing facility Acme Automotive Parts (AAP) throughout the course. AAP manufactures several support parts for new automobiles as a small supplier to Nissan, Honda, and Volkswagen facilities in the United States. Their processes include shipping/receiving, hydraulic presses, metal working lines, robotic welding stations, hand-welding stations in rework areas, two small paint booths, a quality assurance/quality control (QA/QC) laboratory, and a final inspection area.
For this unit please answer the following question:
Determine what information you would use to anticipate health hazards that might be present in each of the eight areas of the AAP plant. State where you might find the information you need.
To anticipate health hazards in each of the eight areas of the AAP plant, the following information could be used:
1. Shipping/Receiving:
Type of materials being received and shippedPossible exposure to hazardous chemicals, dust, and fumesPossible exposure to heavy machinery and equipmentInformation could be found in Material Safety Data Sheets (MSDS) for the materials, as well as through workplace observations and assessments.2. Hydraulic Presses:
Possible exposure to hydraulic fluids and associated fumesPossible exposure to high pressure and loud noise levelsInformation could be found in MSDS for hydraulic fluids and through workplace assessments and monitoring.3. Metal Working Lines:
Possible exposure to metal dust, fumes, and particlesPossible exposure to high noise levelsPossible exposure to sharp edges and hot surfacesInformation could be found through workplace assessments and monitoring, as well as through MSDS for any chemicals used in the metal working process.4. Robotic Welding Stations:
Possible exposure to welding fumes, dust, and particlesPossible exposure to high noise levelsPossible exposure to high heat and bright lightInformation could be found through workplace assessments and monitoring, as well as through MSDS for any chemicals used in the welding process.5. Hand-Welding Stations in Rework Areas:
Same hazards as in robotic welding stationsPossible exposure to sparks and hot surfacesInformation could be found through workplace assessments and monitoring, as well as through MSDS for any chemicals used in the welding process.6. Small Paint Booths:
Possible exposure to paint fumes and particulate matterPossible exposure to high noise levelsInformation could be found through workplace assessments and monitoring, as well as through MSDS for the paint materials.7. QA/QC Laboratory:
Possible exposure to chemicals and hazardous materials used in testing and analysisPossible exposure to high noise levels from laboratory equipmentInformation could be found through workplace assessments and monitoring, as well as through MSDS for the chemicals and hazardous materials used in the laboratory.8. Final Inspection Area:
Possible exposure to dust and fumes from various manufacturing processesPossible exposure to high noise levelsInformation could be found through workplace assessments and monitoring, as well as through MSDS for any chemicals used in the final inspection process.To anticipate health hazards in each area of Acme Automotive Parts (AAP) manufacturing facility, the following information would be relevant.
What are the information that are relevant in this case?1. Shipping/Receiving: Material Safety Data Sheets (MSDS) for chemicals received, potential for heavy lifting injuries, and risks associated with forklift operations.
2. Hydraulic Presses and Metal Working Lines: MSDS for lubricants and coolants, risks of crush injuries, and exposure to metal fumes.
3. Robotic and Hand-Welding Stations: MSDS for welding materials, welding fume exposure, and risk of burns.
4. Paint Booths: MSDS for paints and coatings, potential for volatile organic compounds (VOCs) exposure, and respiratory hazards.
5. QA/QC Laboratory: MSDS for chemicals used in testing, potential for chemical exposure, and ergonomic risks.
6. Final Inspection Area: Ergonomic risks associated with repetitive tasks, MSDS for any chemicals used, and general safety precautions.
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Write a program that asks the user to enter a list of numbers. The program should take the list of numbers and add only those numbers between 0 and 100 to a new list. It should then print the contents of the new list. Running the program should look something like this:
Please enter a list of numbers: 10.5 -8 105 76 83.2 206
The numbers between 0 and 100 are: 10.5 76.0 83.2
In python 3.8
nums = input("Please enter a list of numbers: ").split()
new_nums = [x for x in nums if 0 < float(x) < 100]
print("The numbers between 0 and 100 are: " + " ".join(new_nums))
When you said numbers between 0 and 100, I didn't know if that was inclusive or exclusive so I made it exclusive. I hope this helps!
TRUE/FALSE. when providing transcutaneous pacing, the appearance of wide qrs complexes and tall, broad t waves after each pacing spike confirms that mechanical capture has been achieved.
The statement is false. When providing transcutaneous pacing, the appearance of wide QRS complexes and tall, broad t waves after each pacing spike confirms that mechanical capture has been achieved.
A combination of the Q surge, R surge and S surge, the “ QRS complex ” represents ventricular depolarization. This term can be confusing, as not all ECG leads contain all three of these swells; yet a “ QRS complex ” is said to be present anyhow.
For illustration, the normal QRS complex in lead V1 doesn't contain a Q surge — only a R surge and S surge but the combination of the R surge and S surge is still appertained to as the QRS complex for this lead.
The normal duration( interval) of the QRS complex is between 0.08 and 0.10 seconds — that is, 80 and 100 milliseconds. When the duration is between 0.10 and0.12 seconds, it's intermediate or slightly dragged . A QRS duration of lesser than 0.12 seconds is considered abnormal. The QRS duration will outstretch when electrical exertion takes a long time to travel throughout the ventricular myocardium. The normal conduction system in the ventricles is called the His- Purkinje system and consists of cells that can conduct electricity relatively fleetly.
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We believe that 81% of the population of all Business Statistics students consider statistics to be an exciting subject. Suppose we randomly and independently selected 30 students from the population. If the true percentage is really 81%, find the probability of observing 29 or more students who consider statistics to be an exciting subject. Round to six decimal places.
If the true percentage is really 81%, the probability of observing 29 or more students who consider statistics to be an exciting subject is 0.014443. The correct option is b.
What are statistics?
A branch of mathematics, statistics is a body of knowledge that deals with the gathering, examination, interpretation, and presentation of data.
The standard deviation is defined as the square root of variance. The standard deviation in binomial distribution is calculated by the given formula:
SD = √npq
n = 30 and p = 81 q = 29
√30 x 81 x 29 = 0.014443.
Therefore, the correct option is b) 0.014443.
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The question is incomplete. The missing options are given below:
a) 0.012646
b) 0.014443
c) 0.001797
d) 0.985557
40. AASHTO assumes a deceleration value in calculating SSD of:
a. 14 ft /sec2
b. 11.2 ft /sec2
c. 9.6 ft /sec2
d. 10.2 ft /sec2
AASHTO assumes a deceleration value in calculating stopping sight distance (SSD) of B. 11.2 ft/s^2. This doesn't take any road defects into account.
implement the schematic in the ltspice. connect only v1 to the input (vin). set the transient simulation (.tran) and plot/report input (vin) and vin vout .ac oct 1000 10 10k 22n
To implement the schematic in LTspice and set up a transient simulation and an AC analysis.
We can follow these steps to setup LTspice :
Open LTspice and create a new schematic by clicking on the "New Schematic" button in the toolbar.Add the components for your schematic to the workspace by dragging them from the component library and placing them on the canvas.Connect the components using wire segments by clicking and dragging to draw the wires between the component pins.Connect the input voltage source "V1" to the input of your schematic by dragging a wire from the output terminal of the voltage source to the appropriate input node.Set up the transient simulation by clicking on the "Transient" button in the toolbar and entering the simulation parameters in the dialog box that appears. You can set the "Stop Time" to a desired value (e.g. ".tran" or ".tran 1000") and specify any other simulation options as needed.Set up the AC analysis by clicking on the "AC Sweep" button in the toolbar and entering the analysis parameters in the dialog box that appears. You can set the "Start Frequency" and "Stop Frequency" to the desired values (e.g. "10" and "10k"), and specify the "Number of Points" and "Decade/Octave/Linear" as needed (e.g. "22n").Plot the input and output signals by clicking on the "Add Trace" button in the toolbar and selecting the appropriate signals from the list (e.g. "vin" and "vout"). You can also use the "Report" button to generate a report of the simulation results.Run the simulation by clicking on the "Simulate" button in the toolbar. The simulation results will be displayed in the LTspice waveform viewer.To know more about transient simulation, visit: https://brainly.com/question/17063729
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Tengo un problema con steam y es que sale como que no he comprado un juego pero en realidad si lo he comprado pero por una pagina alterna pero no me lo detecta que hago?
Answer:
Cómo forzar a Steam a reconocer los juegos instalados.
1) Vuelva a instalar los juegos sin descargar.
2) Agregue la carpeta Steam Library manualmente.
3) Reconocer juegos de una nueva unidad
4) Utilizar .acf Cache para forzar el reconocimiento de juegos de Steam .acf Cache para forzar el reconocimiento de juegos de Steam.
Explanation:
1) Vuelva a instalar los juegos sin descargar.
- Inicia Steam y ve a Juegos.
- Seleccione y haga clic en instalar para el juego que Steam no pudo reconocer.
- Steam comenzará a descubrir los archivos existentes para el juego.
2) Agregue la carpeta Steam Library manualmente.
- Lanzar Steam.
- Haga clic en Steam y seleccione Configuración.
- Haz clic en la pestaña Descargas.
- Haga clic en las carpetas de la biblioteca de Steam.
- En la ventana emergente, haz clic en Agregar carpeta de biblioteca y selecciona la ubicación donde se guardan todos los datos de tu juego Steam.
- Haga clic en Seleccionar y cerrar la configuración de Steam.
- Salga de la aplicación Steam y reinicie Steam.
- Steam ahora debería reconocer los juegos instalados nuevamente y enumerarlos en la carpeta de juegos.
3) Reconocer juegos de una nueva unidad
- Inicie la aplicación Steam desde el escritorio.
- Haz clic en Steam y selecciona Configuración.
- Haz clic en la pestaña Descargas.
- Haga clic en la carpeta de la biblioteca de Steam en la sección Bibliotecas de contenido.
- Haga clic en Agregar carpeta de biblioteca y navegue a la ubicación donde se mueven sus juegos (nuevo directorio) que es D: / games / your_subdirectory.
- Haga clic en Seleccionar y cerrar para guardar la carpeta de la biblioteca.
- Salga de Steam y reinícielo.
Steam escaneará la carpeta Biblioteca recientemente seleccionada y mostrará todos los juegos instalados.
4) Utilizar .acf Cache para forzar el reconocimiento de juegos de Steam .acf Cache para forzar el reconocimiento de juegos de Steam.
- Asegúrese de haber reinstalado Steam o tener la instalación existente.
- Mueva los datos del juego a C: >> Archivos de programa (x86) >> Steam >> carpeta Steamapps.
- Lanzar Steam.
- En este punto, Steam puede mostrar algunos juegos que están instalados correctamente.
- Para los juegos que se muestran como no instalados, seleccione y haga clic en el botón Instalar.
- Steam comenzará a descubrir todos los archivos existentes.
- Sin embargo, si Steam no reconoce los archivos existentes, comenzará a descargar los archivos y el progreso leerá 0%.
- Pausa la actualización de los juegos y sal de Steam. Vaya a C: >> Archivos de programa (x86) >> Steam >> Steamapps y encuentre todos los archivos .acf actuales.
¡¡¡Espero que esto ayude!!!
when an input voltaage of 240u(t) v is appied to a circuit hte response is known to be
When an input voltage of 240u(t) V is applied to a circuit, the response will depend on the type of circuit and its components.
The circuit could be a passive circuit like a resistor, capacitor, or inductor, or it could be an active circuit like a transistor or an operational amplifier. The response of the circuit will also depend on the frequency of the input voltage, the initial conditions of the circuit, and the load connected to the circuit.
In general, it is important to analyze the circuit using techniques like Kirchhoff's laws, nodal analysis, and mesh analysis to determine the response of the circuit to the input voltage. Once the response is known, it can be used to design and optimize the circuit for its intended application.
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a new fire pump must be able to operate at what percentage of its rated pressure while delivering 150 percent of the rated volume in gpm (l/min)?
A modern fire pump must be able to run at 150% of its rated flow while maintaining a minimum of 65% of its rated pressure in order to comply with the NFPA standard for fire pumps, specifically NFPA 20.
What is the fire pumps' minimum pressure requirement?This fire pump's capacity must be sufficient to defend these areas when two jets of water from fire hoses with 19 mm nozzles are supplied simultaneously at a minimum pressure of 0.5 MPa.
How much pump pressure is typical?A typical home pipe system operates between 30 and 80 psi. Although you don't want the psi to be too high, it is against the law to have it above 80. Instead, you should strive for a psi of 60 to 70.
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PLEASE ANSWER SOON
In a science lab, Cash mixes two clear liquids together in a beaker. Bubbles are produced, and a white solid forms and settles to the bottom. Which statement below describes what happened?
a
A physical change occurred, a gas and precipitate was produced
b
A physical change occurred, only a gas was produced
c
A chemical change occurred, only a gas was produced
d
A chemical change occurred, a gas and precipitate was produced
Answer:
I think it is D
Explanation:
I did a couple mins of research on this topic but there is no clear line that separates a physical and chemical reaction, so do with that as you will. i hope I somewhat helped.
please answer the question
The discrepancy between experimental and theoretical entropy values can be used to determine residual entropy.
What, using an example, is residual entropy? The discrepancy between experimental and theoretical entropy values can be used to determine residual entropy.The entropy that a substance possesses even at absolute zero is another definition of residual entropy.Glass, or vitreous state, is the most prevalent non-equilibrium condition seen.Carbon monoxide is yet another case in point.The dipole moment of it is small.Included in the list of examples is an amorphous solid.The difference between the entropy of a substance in a non-equilibrium state and its crystal state—which is very close to absolute zero—is known as residual entropy.In comparison to the experimental residual entropy of 3.4 J K1 mole1, the molar residual entropy is thus Sresid(H2O, equivalency) = R ln(1.5) = 3.37 J K1 mole1.To learn more about entropy refer
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Find the volume of the rectangular prism
9 cm
10 cm
Answer:
V= 90h cm³ where h is the height of the rectangular prism.
Explanation:
The formula for volume of a rectangular prism is ;
V=l*w*h where;
V=volume in cm³
l= length of prism=10cm
w =width of the prism = 9 cm
Assume the height of the prism as h cm then the volume will be;
V= 10* 9*h
V= 90h cm³
when the value of height of the prism is given, substitute that value with h to get the actual volume of the prism.
Where is time-to-arm (TA) and time-to-burst (TB) set on the B83?
The time-to-arm (TA) and time-to-burst (TB) settings on the B83 nuclear bomb are configured through the weapon's fuzing system.
The time-to-arm (TA) and time-to-burst (TB) settings on the B83 nuclear bomb are configured through the weapon's fuzing system.
The fuzing system is responsible for controlling the detonation sequence, and it allows the users to set the TA and TB values based on their desired operational requirements. The TA value ensures the weapon arms itself after a certain time period, while the TB value determines the time at which the weapon will detonate. These settings are crucial for the safe and effective use of the B83 nuclear bomb in various scenarios.
A fuze is a weapon subsystem that activates the warhead mechanism in the vicinity of the target and also maintains the warhead in a safe condition during all prior phases of the logistic and operational chain.
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Using the correlation for the second virial coefficient (Pitzer correlation), find the molar volume of acetylene vapour at 247.1 K and 13.5 bar, giving your answer to the nearest cm3/mol. The critical temperature is 308.3 K and the critical pressure of acetylene is 61.39 bar. Take R = 8.314 J/mol-K and the acentric factor for acetylene is 0.187.
The molar volume of acetylene vapor at 247.1 K and 13.5 bar, using the Pitzer correlation for the second virial coefficient, is approximately 72.5 cm3/mol.
Explanation:
The Pitzer correlation can be used to estimate the second virial coefficient of a gas. The equation is given by B = (RTc)/(Pc) * (1 + m(1 - (T/Tc)^(0.5))) where B is the second virial coefficient, R is the ideal gas constant, Tc is the critical temperature, Pc is the critical pressure, T is the temperature, and m is the acentric factor.
Plugging in the given values and solving for B, we get B = -0.009413 m3/mol. Then, using the ideal gas law, V = RT/P, we can calculate the molar volume as V = (RT)/P = (8.314 J/mol-K * 247.1 K) / (13.5 bar * 10^5 Pa/bar) ≈ 0.0725 m3/mol ≈ 72.5 cm3/mol.
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Solve the differential equation by variation of parameters. (Use C1 and C2 as arbitrary constants.)
y'' − 16y = 16x/e^4x
Refer to the attached images. Final answer is circled.