When turning in a jet aircraft, the pilot must take certain actions to maintain altitude and airspeed. The correct answer is to increase thrust. This is because when turning, the aircraft experiences a loss of lift due to the centrifugal force acting on it. This loss of lift can cause a decrease in altitude and airspeed if the pilot doesn't take the necessary actions.
Option C is correct answer
Increasing thrust compensates for the loss of lift by providing more forward momentum and counteracting the centrifugal force. It allows the aircraft to maintain its altitude and airspeed during the turn. However, it's important to note that increasing thrust alone may not be enough to maintain altitude and airspeed. The pilot may also need to adjust the angle of attack to ensure that the aircraft stays at the desired altitude and airspeed.Increasing the turn radius or angle of attack alone may not be effective in maintaining altitude and airspeed during a turn in a jet aircraft. Increasing the turn radius can lead to a longer turn, which may not be practical in certain situations. Increasing the angle of attack alone can lead to a stall, which is dangerous and can cause the aircraft to lose altitude rapidly.In summary, the pilot must increase thrust and possibly adjust the angle of attack to maintain altitude and airspeed when turning in a jet aircraft.For such more question on centrifugal force
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Elana has opened a new aerobics studio in her area. How might Elana use social media as a market to spread the word about her new studio? Make a list of hashtags that Elana might use to attract interest to her posts.
Answer:
A list of hashtags that will help Elena's aerobic studio are:
Explanation:
#aerobics #aerobicsstudio #workout #gym #fitness #exercise #burnout #dance #lifestyle #healthylifestyle #yoga #motivation #weightloss #slimfit #health #livinghealthy #cardio #cardiohealth #hearthealth #funworkout #cardiodance #fitnessdance #bodybalance #burncalories #hitworkout
I need to solve for d
Answer:
it's not included
Explanation:
plz exact ur explain
Answer:
si amor
Explanation:
Hoiykñjdnlklbutrk
What is the acceleration of a 0.8 kg vehicle powered by 0.07 N of force?
Using the Newton's second law of motion we will see that the acceleration is 0.0875 m/s^2.
What is the acceleration of the vehicle?The acceleration of a vehicle is determined by the force acting on it and its mass, as described by Newton's second law of motion:
F = m * a
where F is the force acting on the object, m is the mass of the object, and a is the resulting acceleration.
In this case, the force acting on the vehicle is 0.07 N, and the mass of the vehicle is 0.8 kg. Substituting these values into the equation above, we get:
0.07 N = 0.8 kg * a
Solving for a, we get:
a = 0.07 N / 0.8 kg
a = 0.0875 m/s^2
Therefore, the acceleration of the 0.8 kg vehicle powered by 0.07 N of force is 0.0875 m/s^2.
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principle of operation of Diacs using the four layers
Answer:
Explanation:
It is a device which consists of four layers and two terminals. The construction is almost the same as that of the transistor. But there are certain points which deviate from the construction from the transistor. The differentiating points are-
There is no base terminal in the DIAC
The three regions have almost the same level of doping
It gives symmetrical switching characteristics for either polarity of voltages
DIAC Diode
A tank is filled with oil whose density is 850kg/m3. If the volume of the tank is 2.0m3, determine the amount of mass m in the tank
Answer:
1700 kg
Explanation:
Determine the total mass of the oil, m, by multiplying the density,
p= 850 kg/m3
to the volume, V = 2m3 or m=p x v.
m=pxv.
m= p x v = 850 kg / m3 x 2
m3 = 1700 kg
characterization of wind tunnel is defined as procedure to check if the air flow in the test section is perfectly horizontal ? g
Characterization of a wind tunnel refers to the process of determining whether the air flow in the test section is perfectly horizontal.
This is important because a non-horizontal air flow can lead to inaccuracies in testing results. The procedure involves using various measurement tools such as hot wires or pitot tubes to measure the velocity and direction of the air flow at different locations within the test section. These measurements are then compared to ensure that the air flow is indeed horizontal. In conclusion, characterization of a wind tunnel is a crucial step in ensuring accurate testing results. By checking for a perfectly horizontal air flow, researchers can have confidence in the data collected from the wind tunnel and make informed decisions based on that data.
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describe how testing gdi fuel systems differs from non-gdi systems.
Gasoline Direct Injection (GDI) fuel systems differ from non-GDI systems in several key aspects. Here are the primary differences in terms of testing:
1. Fuel Delivery: In GDI systems, fuel is injected directly into the combustion chamber at high pressure, whereas non-GDI systems deliver fuel into the intake manifold. This difference requires different testing procedures to assess fuel delivery accuracy and efficiency.
2. Pressure Measurement: GDI systems operate at significantly higher fuel pressures compared to non-GDI systems. Therefore, testing GDI systems involves measuring and monitoring fuel pressure at higher levels to ensure proper functioning and avoid issues such as fuel leakage or pressure fluctuations.
3. Injector Testing: GDI fuel injectors have different designs and characteristics compared to non-GDI injectors. Testing GDI injectors involves assessing their spray patterns, atomization, and flow rates to ensure precise fuel delivery and combustion efficiency.
4. Carbon Build-up: GDI systems are more prone to carbon deposits on intake valves due to the absence of fuel flowing over the valves, which can lead to reduced performance over time. Testing GDI systems may include inspections or cleaning procedures specifically targeting carbon build-up to maintain optimal engine performance.
5. Emissions Testing: GDI systems can affect emissions differently than non-GDI systems. GDI engines may produce higher levels of particulate matter (PM) and certain emissions, such as nitrogen oxides (NOx). Testing GDI systems often involves specific emissions tests to meet regulatory requirements and ensure compliance.
6. System Diagnostics: Diagnostic procedures for GDI systems may differ from non-GDI systems due to the unique components and operating characteristics. Specialized diagnostic tools and techniques may be necessary to analyze and troubleshoot GDI fuel system issues effectively.
Overall, testing GDI fuel systems requires consideration of the higher fuel pressures, injector designs, carbon build-up concerns, emissions characteristics, and specific diagnostics. These differences reflect the need to adapt testing methods and equipment to ensure accurate evaluation and maintenance of GDI systems' performance, efficiency, and compliance with environmental regulations.
The Gasoline Direct Injection (GDI) system is more advanced than traditional fuel injection systems and is widely used in modern engines. GDI systems inject fuel directly into the combustion chamber, allowing for better fuel economy and reduced emissions.
When compared to non-GDI systems, testing GDI fuel systems is more complex. The test procedures for GDI fuel systems differ significantly from those for non-GDI systems. GDI systems require a high-pressure fuel system to inject fuel directly into the combustion chamber. As a result, they require more complex test procedures that are highly sensitive to pressure and temperature. The following are some of the key differences between testing GDI and non-GDI fuel systems:
Pressure testing: High-pressure testing is an essential step in testing GDI fuel systems. GDI systems require a pressure of at least 500 psi to deliver fuel to the engine. As a result, the fuel system must be carefully tested to ensure that it can handle these high pressures without leaking or rupturing. In contrast, non-GDI systems operate at much lower pressures and do not require such strict pressure testing.Temperature testing: GDI fuel systems are also highly sensitive to temperature changes. The fuel system must be tested to ensure that it can handle the extreme temperatures that occur in the combustion chamber. This is because the GDI system injects fuel directly into the combustion chamber, which is significantly hotter than the rest of the engine. Non-GDI systems, on the other hand, do not require such strict temperature testing.In conclusion, testing GDI fuel systems is more complex than testing non-GDI systems. GDI systems require high-pressure fuel systems that can handle pressures of at least 500 psi, and they are also sensitive to temperature changes. As a result, the test procedures for GDI systems are more complex and require more attention to detail than non-GDI systems.
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Fill in the blank to output the quotient of dividing 100 by 42. print (100______42)
Answer:
print(100/42)
Explanation:
This is the operand for division in python and some other languages.
Bruce wants to present to his client in architectural drawing that shows the exact details of a living room kitchen bedroom and stairs in relation to other areas of the house which type of architectural drawings should Bruce use?
Answer:
section view in a general plan.
Explanation:
In Engineering, it is a standard and common practice to use drawings and models in the design and development of buildings, tools or systems that are being used for proffering solutions to specific problems in different fields such as banks, medicine, telecommunications and industries.
Hence, an architect or design engineer make use of drawings such as pictorial drawings, sketches, or architectural (technical) drawing to communicate ideas about a plan (design) to others, record and retain informations (ideas) so that they're not forgotten and analyze how different components of a plan (design) work together.
Architectural drawing is mainly implemented with computer-aided design (CAD) software and it's typically used in plans and blueprints that illustrates how to construct a building or an object.
Additionally, architectural drawings such as a section view in a general plan, show in detail how the areas of a building relate to each other, as well as accurately illustrating the actual (true) shape and size of a building in the design and development process.
In this scenario, Bruce wants to present to his client an architectural drawing that shows the exact details of a living room, kitchen, bedroom and stairs in relation to other areas of the house. Thus, the type of architectural drawings Bruce should use is a section view in a general plan.
A section view presents a vertical perspective or view by slicing through the building; revealing the exact details of wall construction, floor-to-floor construction, height and thickness of beam, and other support systems with respect to the living room, kitchen, bedroom, etc., in the building.
in the remote access domain, if private data or confidential data is compromised remotely, you should set automatic blocking for attempted logon retries.T/F
False. According to the question in the remote access domain, if private data or confidential data is compromised remotely, you should set automatic blocking for attempted logon retries.
Describe domain.The term "domain," which is specific here to internet, can apply to both the structure of the internet and the organization of a company's network resources. A domain is typically a sphere of learning or a governing region.
Who owns domain names?Whoever first filed the website address with a recognized registrar, such Domain.com, owns the domain name. That person must pay service charges and keep all of personal contact information current in order to preserve ownership.
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now let's imagine we need to access just the name of the first student in the list. enter the line of code that would access to just the first student's name:
The line of code that would access to just the first student's name will be students[0].name
What is code?
For the purposes of communication and information processing, a code is a set of principles that transforms information—such as a letter, word, sound, picture, and gesture—into another form, sometimes shorter or secret, for storage on a storage device or for transmission over a communication channel. An early example is the development of language, which allowed people to express verbally what they were thinking, seeing, hearing, or feeling to others. However, speaking restricts the audience to those present at the time the speech is delivered and limits the range of communication to a distance a voice may travel. The ability to communicate across time and space was greatly expanded by the discovery of writing, which transformed spoken words into pictorial symbols. Encoding is the process of transforming data from a source to symbols for transmission or storage.
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how many comparisons does it take using a sequential search to find the value 11 in the following array?
The number of comparisons required to find the value 11 using sequential search in the given array depends on the location of 11 in the array.
To find the value 11 in the given array using sequential search, we need to compare it with each element of the array until we find the desired value. Therefore, the number of comparisons needed depends on the position of 11 in the array. In the worst case scenario, 11 could be the last element of the array, which would require us to compare it with all other 9 elements of the array before finding it. On the other hand, if 11 is the first element of the array, only one comparison is needed. In general, if there are n elements in the array and 11 is located at the ith position, the number of comparisons needed is i.
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Simplify the following using K-Map
05
(a) Z (A,B,C,D) = (0,2,3,6,7,8,9,10,11,12,13,14,15)
(b) F(w.x.y.x) = {3,4,5,7,9,13,14,15)
!!
Answer:
b
Explanation:
Guys please help me can some one explain me this quesion
Queston "How urban planning can improve public health" ?
Inadequate nutrition, pollution-associated health disorders and communicable illnesses, poor sanitation and housing conditions, and linked health conditions are some of the primary health concerns caused by urbanization. Hence, a properly planned topography will prevent these negative concerns.
What is Urban Planning?The drafting of plans for, as well as the control and management of, towns, cities, and metropolitan regions falls within the purview of urban planning. It tries to arrange sociospatial linkages at many levels of government and governance.
Urban planning can help to create more livable and desirable communities by designing for walkability, accessibility, and green spaces.
It can help to create more efficient and sustainable communities by promoting the use of public transportation, promoting mixed-use development, and designing for energy efficiency. This can help to reduce greenhouse gas emissions, reduce traffic congestion, and save energy.
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A formal indication from a state, on letterhead, or an official state form, that shows the applicant has valid driving privileges and is clear to apply for a colorado driver's license is called what?
A formal indication from a state, on letterhead, or an official state form, which shows that an applicant has valid driving privileges and is clear to apply for a Colorado driver's license is called a clearance.
What is a learner's license?A learner's license is also referred to as learner's permit and it can be defined as a category of driver's license that is issued to an individual who is learning how to drive an automobile vehicle (car).
What is a license?A license is also referred to as a certificate and it can be defined as an authorization that is typically issued by state governments to a driver, so as to avail him or her the legal ability to physically driver in all the states across a country.
In this scenario, we can infer and logically deduce that a clearance is a formal indication from a state which shows and affirms that an applicant has valid driving privileges, and is permitted to apply for a Colorado driver's license.
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Invent five new communication method wired or wireless you think would be practical
The five type of new communication method (both wire and wireless) are:
Social MediaSMS Text MessagingEmail MarketingDirect EmailVoice CallingWhat is a communication?This means the act of giving, receiving and sharing of information as well as talking, writing, listening or reading.
The types of Communication includes:
Verbal Communication: It occurs when we engage in speaking with others.Non-Verbal Communication: It occurs when what we speak often says more than the actual words.Written Communication: It occurs in an actual text or writing.Listening: It occurs when we pay attention to a speaker.The wired communication involves transmission of data over a wire-based communication technology while a wireless communication involves transmission of data without the use of a cable or wire.
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The entire population of a given community is examined, and all who are judged to be free from bowel cancer are questioned extensively about their diets. These people then are followed for several years to see whether their eating habits will predict their risk of developing bowel cancer. Which of the following study designs most appropriately characterizes this situation?
A. Cross-sectional study.
B. Case-control study.
C. Prospective cohort study.
D. Historical prospective cohort study.
E. Clinical trial.
F. Community trial.
Answer:
C) Prospective Cohort study
Explanation:
prospective cohort study can be regarded as longitudinal cohort study that comes up with periods of time when group of individuals that are different in terms of some factors that are undergoing some study, so that how theses factors influence rates of some particular outcomes can be known.
In an international film festival, a penal of 11 judges is formed to judge the best film. At
last two films FA and FB were considered to be the best where the opinion of judges got
divided. Six judges where in favor of FA whereas five in favor of FB. A random sample
of five judges was drawn from the panel. Find the probability that out of five judges,
three are in favor of film FA.Enunciate demerits of classical probability.
Answer:
International Film Festival
Judging the best best film:
a. The probability that out of five judges (random sample), three are in favor of film FA is:
= 33%.
b. The demerits of classical probability are:
1. Classical probability can only be used with events that have definite numbers of possible outcomes.
2. Classical probability can only handle events where each outcome is equally likely.
3. Classical probability is based on the assumption of linear relationship (which is not always true in real life) between the latent variable and observed scores.
Explanation:
a) Number of judges = 11
Number of judges in favor of FA film = 6
Number of judges in favor of FB film = 5
Probability of judges in favor of FA film = 6/11
Probability of judges in favor of FB film = 5/11
Random sample of judges = 5
Probability that out of five judges, three are in favor of film FA = 3/5 * 6/11
= 18/55
= 33%
b) Classical probability is the simple probability showing that each event has equal chance of happening. It can be contrasted with empirical probability that is obtained from experiments.
Liquefied Natural Gas (LNG) is a natural gas in its liquid form that is clear, colorless, odorless, non-corrosive, and non-toxic.
Answer:
liquifid gas
Explanation:
when gas is introduced to a certain chemical it ends up slowly liquifying itself.
Based on your understanding of color’s relationship to wavelength, identify the approximate wavelength of light (nm) emitted by strontium when it was burned in Part C. (No quantitative data was collected for this; you are giving an approximate value only, based on what you observed. ) Strontium emission = _________________nm
Explain your reasoning in full, making sure to cite specific data and observations to support your answer.
Q. 5 What would you conclude about chloride based on your results in the flame tests in Part C?
Q. 6 Place the metal solutions you tested in order of increasing energy based on the colors observed in the flame test; i. E. , A < B < C
The approximate emmission of Crimson is 620 to 700 nm
We would have to identify the wavelength that are emitted by the strontium.
In the strontium test, the observations would be based on the flames that are crimson red.
In the color wheel, the color with the highest wavelength is red at 620 to 700 mm.
3. The original color that is present in the test comes from when metal salt is heated. This usually causes its outer electrons to be excited, falling back to different energy wavelength in the spectrum.
Higher wavelength = loosely bound electron in the outer shell so that less energy is required.
The metals are red when they are burnt. The red color is the one with the highest wave length.
What is a wavelength?This is defined as the existing distance that is found between waveds. These could be sound or electromagnetic waves.
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Assume you are an observer standing at a point along a three-lane roadway. All vehicles in lane 1 are traveling at 30mph, all vehicles in lane 2 are traveling at 45mph, and all vehicles in lane 3 are traveling at 60mph. There is also a constant spacing of 0.5mile between vehicles. If you collect spot speed data for all vehicles as they cross your observation point, for 30 minutes, what will be the time-mean speed and space-mean speed for this traffic stream?
In this scenario, vehicles in three lanes are traveling at different speeds with a constant spacing between them.
By collecting spot speed data for 30 minutes as vehicles cross a specific observation point, we can calculate the time-mean speed and space-mean speed for the traffic stream.
To calculate the time-mean speed, we need to determine the average speed of all vehicles over the given time period. Since the speeds in each lane are constant, the time-mean speed will be the average of the speeds in each lane. In this case, lane 1 has vehicles traveling at 30 mph, lane 2 at 45 mph, and lane 3 at 60 mph. Thus, the time-mean speed can be calculated by taking the average of these speeds: (30 + 45 + 60) / 3 = 45 mph.
To calculate the space-mean speed, we need to consider the average speed of vehicles at a specific location along the roadway. In this scenario, the spacing between vehicles in each lane is constant at 0.5 mile. Therefore, the space-mean speed can be calculated by dividing the total distance traveled by all vehicles in the given time period by the total time taken. Since the vehicles maintain a constant speed, the total distance traveled will be the same as the time-mean speed. Hence, the space-mean speed in this case will also be 45 mph.
In summary, for the given traffic stream with different speeds in each lane and a constant spacing between vehicles, the time-mean speed and space-mean speed are both equal to 45 mph.
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the contact(s) in a potential type starting relay are normally closed
In a potential-type starting relay, the contacts are normally closed.What is a potential-type starting relay?Potential-type starting relays are devices used to initiate the running of electric motors. It works by connecting the starter winding to the power supply through the starting relay contacts.
These relays operate based on the voltage supplied across the starting winding of the motor.The potential relay is designed with a start capacitor in series with the relay coil and the starting winding. It has two sets of contacts: the starting contacts and the running contacts. The starting contacts are responsible for making the connection between the capacitor and the starting winding for a specified time during the start-up process. The running contacts, on the other hand, remain open during the starting process.
What does it mean when the contacts in a potential-type starting relay are normally closed?In potential-type starting relays, the contacts are normally closed. This means that the contacts are in a closed state when the relay is in a de-energized state. During the starting process, the relay coil is energized, which causes the contacts to open, disconnecting the start capacitor from the winding. Once the motor starts running, the relay coil is de-energized, and the contacts return to their normally closed state, ready to start the motor again when required.In conclusion, the contacts in a potential-type starting relay are normally closed when the relay is in a de-energized state.
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which of the following represent the managerial approach to reengineering projects?
The managerial approach to reengineering projects involves setting objectives, mapping processes, analyzing data, designing new processes, implementing changes, and continuously improving. It focuses on using data and evidence-based decision making to improve business processes.
The managerial approach to reengineering projects is a structured method for defining how work is done and what improvements are needed. It is a management strategy that involves the rethinking and redesign of business processes in order to improve productivity, efficiency, and quality, while reducing costs and increasing customer satisfaction.
The following represent the managerial approach to reengineering projects:
1. Establishing objectives: Setting clear objectives that align with the organization's goals and objectives is critical to the success of a reengineering project.
2. Process mapping: Identifying key processes and mapping out how they currently work, including inputs, outputs, and the sequence of steps required to complete them.
3. Analyzing processes: Analyzing the data collected from process mapping to identify areas for improvement and determine the root causes of problems.
4. Designing new processes: Developing new, streamlined processes that eliminate unnecessary steps, simplify work tasks, and use automation to increase productivity.
5. Implementing changes: Communicating changes to employees and stakeholders, providing training and support, and monitoring progress to ensure the new processes are effective.
6. Continuously improving: Regularly reviewing and revising processes to ensure they remain effective and efficient. This involves measuring performance, analyzing data, and making adjustments as necessary.
Overall, the managerial approach to reengineering projects is focused on using data and evidence-based decision making to drive organizational change and improve business processes.
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1. Remove the starter holder
2. Perform house keeping
3. Remove the ballast on the body.
-4. Unplug the male plug from the outlet.
5. Remove the 40-watt fluorescent lamp and the starter.
_6. Remove the lamp holders by untightening the bolt and nut.
-7. Disconnect the terminals from the ballast, starter holder and male plug.
Answer:
option 6
Explanation:
= 1. Set Square should be placed against the lower edge of the T-Square.
True or false?
The Set Square should be placed against the lower edge of the T-Square, so the statement is true.
The T-square must be placed up against the edge of the drawing board. There must be no gaps otherwise the paper will not be set up correctly and drawing accurate horizontal and vertical lines will be impossible. The T-square must be placed up against the edge of the drawing board. There must be no gaps otherwise the paper will not be set up correctly and drawing accurate horizontal and vertical lines will be impossible.
With that being said, it is true that the set square should be placed against the lower edge of the T-square.
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Flaws occur in Mylar material according to a Poisson distribution with a mean of 0.01 flaw per square yard.
If 25 square yards are inspected, what is the probability that there are no flaws?
What is the probability that a randomly selected square yard has no flaws?
Suppose that the Mylar material is cut into 10 pieces, each being 1 yard square. What is the probability that 8 or more of the 10 pieces will have no flaws? Hint: Let V denote the number of square yards out of 10 that contain no flaws. Then, V is a binomial random variable with n = 10 and p=P(Y=0) (from part (b).
Using the Poisson distribution and the binomial distribution, it is found that:
There is a 0.0821 = 8.21% probability that there are no flaws on 25 square yards inspected.There is a 0.99 = 99% probability that there are no flaws on a randomly selected square yard.There is a 100% probability that 8 or more of the 10 pieces will have no flaws.What is the Poisson distribution?In a Poisson distribution, the probability that of x successes of a random variable is given by the following equation:
\(P(X = x) = \frac{e^{-\mu}\mu^{x}}{(x)!}\)
The parameters are described as follows:
x: number of successes.e = 2.71828 is the Euler number\(\mu\): mean.For one square yard, the mean is:
\(\mu = 0.01\)
Hence the probability that there are no flaws on 1 square yards is:
\(P(X = x) = \frac{e^{-\mu}\mu^{x}}{(x)!}\)
\(P(X = 0) = \frac{e^{-0.01}(0.01)^{0}}{(0)!} = 0.99\)
For 25 square yards, the mean is:
\(\mu = 0.01 \times 25 = 2.5\)
Hence the probability that there are no flaws on 25 square yards is:
\(P(X = x) = \frac{e^{-\mu}\mu^{x}}{(x)!}\)
\(P(X = 0) = \frac{e^{-2.5}(2.5)^{0}}{(0)!} = 0.0821\)
What is the binomial distribution formula?The formula for the probability of x successes is:
\(P(X = x) = C_{n,x}.p^{x}.(1-p)^{n-x}\)
\(C_{n,x} = \frac{n!}{x!(n-x)!}\)
The parameters are given by:
n is the number of trials of the experiment.p is the probability of a success on a single trial of the experiment.For the probability that 8 or more of the 10 pieces will have no flaws, the values of the parameters are given by:
p = 0.99, n = 10.
The probability is:
P(X >= 8) = P(X = 8) + P(X = 9) + P(X = 10).
In which:
\(P(X = x) = C_{n,x}.p^{x}.(1-p)^{n-x}\)
\(P(X = 8) = C_{10,8}.(0.99)^{8}.(0.01)^{2} = 0.0042\)
\(P(X = 9) = C_{10,9}.(0.99)^{9}.(0.01)^{1} = 0.0914\)
\(P(X = 10) = C_{10,10}.(0.99)^{10}.(0.01)^{0} = 0.9044\)
Then:
P(X >= 8) = P(X = 8) + P(X = 9) + P(X = 10) = 0.0042 + 0.0914 + 0.9044 = 1 = 100%.
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In a high-quality coaxial cable, the power drops by a factor of 10 approximately every 5 km. If the original signal power is 0.25 W (=2.5 x 10-1), how far will a signal be transmitted before the power is attenuated to 25 μW? As part of your answer, include a Table showing the signal power vs. distance in 5 km intervals. If optical fibre is used instead of the coaxial cable, briefly explain how you would expect the above calculated distance value to change. You are not required to include another Table.
Answer:
20 km for 40 dB loss80 km for 40 dB loss, or 10 dB loss for 20 kmExplanation:
Here's your table of (distance, power level):
(0 km, 250 mW), (5 km, 25 mW), (10 km, 2.5 mW),
(15 km, 250 μW), (20 km, 25 μW)
The signal can be transmitted 20 km before being attenuated to 25 μW.
__
Reportedly, the loss in fiber optic cable is about 0.5 dB/km. This compares to 10 dB/5 km = 2 dB/km for the coaxial cable. Loss in dB/km is a factor of 4 less for fiber optic cable, so the distance for the same loss would be multiplied by 4.
g you are asked to develop a welding procedure for 4140 sheet that has previously been heat-treated to a tempered tmp1 condition. obviously, you would like to ensure that the properties of the weld nugget are nominally equivalent to the base material. would you recommend a liquid-based welding approach (e.g., tungsten inert gas welding) or a solid-state welding approach (e.g., friction stir welding)? justify your answer by considering what would happen to the microstructure of the material, and consequently the properties, using both welding approaches. does your answer depend upon the size and geometry of the part? if so, explain.
I recommend a solid-state welding approach, specifically friction stir welding, for 4140 sheet in a tempered TMP1 condition.
In liquid-based welding (e.g., Tungsten Inert Gas Welding), the material is melted and then solidified, potentially causing changes to the microstructure and affecting the properties of the heat-treated 4140 sheet. On the other hand, solid-state welding (e.g., Friction Stir Welding) involves no melting, and therefore preserves the original microstructure, maintaining the properties of the base material.
The choice between the two welding methods may depend on the size and geometry of the part. Larger or more complex parts may require alternative approaches to ensure proper welding and minimal distortion. Overall, considering the microstructure and properties of the material, friction stir welding is the more suitable option for a heat-treated 4140 sheet.
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Examine the pressure-measuring device shown in the figure below. (a) What is the gauge pressure reading in psi at point A? (b) What is the pressure difference between point A and B? (c) Which is higher, pressure at point A or at point B? (d) What is the absolute pressure in psi at point D? State any assumptions you made
Answer: 45
Explanation:just cuase I need to
using the what-if function in excel to make a decision is considered a type of __________.
The use of the 'what-if' function in MS Excel makes a decision a type of forecast and scenario model.
In MS Excel, the 'what-if' function allows changing the values in cells to check to see how those changes affect the outcome of formulas on the worksheet. When the 'what-if' function of Excel is used to check different outcomes of decisions based on different values on input, it is considered a type of forecast and scenario model. The forecast and scenario model depicts a strategic method for businesses that is used to plan various potential futures. These scenarios are forecasted on the basis of visible risks and assumed uncertainties existing in a set of plausible situations. In short, it can be said that it helps to model multiple 'what-if' scenarios to be prepared for the future.
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