Answer:
A. Collecting samples to analyze is expensive
Explanation:
Experimental research designs may be referred to as an analytical approach which is based on establishing a scientific hypothesis through by subjecting observations or subjects to certain treatment carried out in a controlled environment. In a typical experimental research design, we have two groups which are the constant group or observation and the variable group which are the actual experimetal group which are subjected to treatment and whose behavior are compared to that of the constant group. From the options given, one actual limitation of the experimetal research design is the associated cost particularly those which require longer time to study and analyse. Other limitations include ; difficulty in measuring human response and skepticism over applicability of findings in a natural environment.
Answer:
collecting samples to analyze is very expensive is correct^
Explanation:
just took the quiz, thanks btw
when you reach a yield sign yield to cross traffic and ___ before you enter the intersection
Answer:
Wain for a safe gap
Explanation:
Describe how you will a use a feedback mechanism to monitor Marissa’s wellbeing and ensure that support measures are working.
Feedback mechanisms gives a way to effectively to change behavior and it can be used to monitor Marissa's wellbeing by:
Asking her consistently how she feels, how she is and getting her settled.With it, one can be able to deduce what is wrong with her and address it.What is a feedback mechanism?The aim of a feedback mechanism is one that is known to be forward focused as it helps to link one's current actions to your future results.
Therefore Feedback mechanisms gives a way to rightly to alter behavior and it can be used to monitor Marissa's wellbeing though asking her consistently how she feels, how she is and getting her settled and one can be able to find what is wrong with her and address it.
See full question below
Due to a change in ownership and management of your facility, there has been a high turnover of managers in the past six months. Staff are very confused as to what to do, what is required and who to report to causing a lot of stress and issues in the workplace. The new management put into place a change management initiative to clarify business objectives and work roles. After a few weeks, things started to settle down and staff are performing better.
Beth, a support worker approached you one day and said that Marissa, a colleague has been having emotional breakdowns lately at work, crying unexpectedly, unable to concentrate on her tasks and taking longer breaks than usual. Beth needs to repeat instructions several times before Marissa can understand a task. Her actions are disrupting other staff and Beth is concerned about any accidents with client care due to Marissa's lack of concentration.
You invite Marissa for an informal meeting to find out how she's coping. Before the meeting, you checked Marissa's HR file and discovered that she is from the Philippines and English is her second language. She's a very hard worker and clients have commended her for her caring and sensitive nature.
In the meeting with Marissa, she nervously disclosed to you that she is worried about losing her job due to all the changes in management. She cannot afford to lose her job as she is a single parent responsible for her three children. She is also having a hard time coping with different instructions and expectations from different managers and she doesn't know who she can talk to anymore.
Question 1
Describe how you will a use a feedback mechanism to monitor Marissa's wellbeing and ensure that support measures are working.
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How much horse power does a Lamborghini have
Answer:
Countach - 375 Huracan - 610 to 630Aventador - 729 to 759Urus - 641Gallardo - 543 to 562Centenario - 770 SCV12 - 830Explanation:
It really all depends, it varies from 375 to 830, you can't mark one as " Lamborghinis have this much hp always " seeing it fluctuates so much car to car
I need help on this ASAP PLZ?
Answer:
Explanation:
7. False
8. True
9. True
10.True
11. True
Consider the flow in a converging-diverging nozzle. Down stream of the throat there is a test section with an area of 53 cm 2
,p=12kPa,rho=0.182 kg/m 3
, and V=760 m/s. Determine (a) the upstream throat area, (b) the stagnation temperature, and (c) the mass flow in the system
Given:P = 12 kPaρ = 0.182 kg/m³V = 760 m/sA₂ = 53 cm² = 0.0053 m²(a) Upstream throat area The mass flow rate of fluid through the nozzle is given byρ₁A₁V₁ = ρ₂A₂V₂This equation is known as the mass continuity equation.
So, A₁ = (ρ₂/ρ₁)(A₂)(V₁/V₂)A₁ = (0.182/ρ₁)(0.0053)((1130/760))A₁ = (0.182/0.182)(0.0053)(1.4868)A₁ = 0.00784 m²(b) Stagnation TemperatureTotal temperature in the flow (also known as stagnation temperature) is given by the following equation:T₀ = T + (V²/2*Cp)WhereT₀ = stagnation temperatureT = static temperature V= velocityCp = specific heat at constant pressureUsing the ideal gas law, we can determine the static temperature from the given values.ρ = P/(R*T)T = P/(ρ*R)T = 12,000/(0.182*287)T = 234.89 KNow, Cp = (7/2)*R = 29.1 J/mol KSo, T₀ = 234.89 + (760²/(2*29.1))
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Question 3 a data analyst is working on a dataset and begins the transform data phase of analysis. what are some of the actions that they will take? select all that apply.
A data analyst working on a dataset when begins the transform data phase of analysis will be taking these two actions: one is finding the correlation between data and the other is performing calculations on data. Therefore, options (c) and (d) hold the correct answers.
Data analysis refers to the technique of examing data sets in order to discover trends and build conclusions about the information the data sets contain. The transform phase is a phase data of analysis where a data analyst identifies patterns and relationships between different data sets. For doing so, the data analyst finds correlations between several data sets and performs calculations on them as well.
"
Here is the complete question
A data analyst is working on a dataset and begins the transform data phase of analysis. what are some of the actions that they will take? select all that apply.
a) Filtering data
b) Sorting data
c) Finding a correlation in data
d) Performing a calculaiton with data
"
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On vehicles with rear drum brakes and front disc brakes the metering valve ensures that the drum brakes receive hydraulic pressure
Answer:
The answer is "slightly before the disc brakes".
Explanation:
This dose appropriate secondary that perhaps the brake pads get hydrostatic fluid slightly even before brake discs on vehicles of rear trumpet brake and front disc brakes.
These same brakes are far more powerful and efficient than brake pads. It's why the brakes of disc-brakes could be found fading as much as on drum breaks.
A nutrunner on the engine assembly line has been faululing for low torque. (A nutrunner is an automated machine that automatically torques bolts to a specified condition.) When the fault odcurs, the line stops until someone can investigate or correct the issue. This has been a problem for the past two weeks, and all employees on the assembly line are having to work overtime each day to make up for the lost time from the nutrunner issues. Please explain and visualize the process you would take to solve or improve this problem.
A nutrunner on the engine assembly line has been failing for low torque. process includes identifying the root cause of the fault, and optimizing the nut runner's performance.
The first step would be to investigate the cause of the low torque issue in the nut runner. This may involve examining the machine, reviewing maintenance records, and gathering data on when and how the fault occurs. Once the root cause is identified, corrective actions can be taken. This may include repairing or replacing faulty components, recalibrating the nut runner, or updating software/firmware.
To prevent future occurrences, implementing a preventive maintenance program is crucial. Regular inspections, scheduled maintenance tasks, and performance testing can help identify and address potential issues before they lead to line stoppages. Additionally, providing thorough training to operators and maintenance staff on nutrunner operation, maintenance procedures, and troubleshooting techniques can contribute to quicker resolution of faults and reduce downtime.
Continuous monitoring of the nutrunner's performance is essential to ensure it operates within specified tolerances. This can be done through real-time data collection and analysis, including torque measurement and trend analysis. By closely monitoring the nutrunner's performance, any deviations or anomalies can be detected early, allowing for proactive interventions.
Overall, a systematic approach that combines investigation, preventive maintenance, employee training, and continuous monitoring can help solve the problem of the faulty nutrunner and improve the efficiency and productivity of the assembly line.
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3. Of the following answers, which is NOT a way for employees to control exposure routes?
There are a lot of ways employees uses in controlling exposure routes. But when risk assessment is not be performed is not a part of the control methods.
What are the three ways to control workplace hazards?The ways to control workplace hazards are known to be means taken to ensure safety in the workplace.
The examples are:
The use a hazard control plan to know, select and implement controls. Looking into the efficiency of existing controls, and creating plans with measures to protect workers in case of emergencies and nonroutine activities, etc.Learn more about exposure routes from
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What signal propagation phenomena causes the diffusion, or the reflection in multiple different directions, of a signal?
In the radio communication system, multipath is the propagation phenomenon that causes diffusion or reflection in multiple different directions of a signal.
Multipath is a propagation mechanism that impacts the propagation of signals in radio communication. Multipath results in the transmission of data to the receiving antenna by two or more paths. Diffusion and reflection are the causes that create multiple paths for the signal to be delivered.
Diffraction occurs when a signal bends around sharp corners; while reflection occurs when a signal impinges on a smooth object. When a signal is received through more than one path because of the diffraction or reflection, it creates phase shifting and interference of the signal.
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convert the decimal value -45 to 8-bit values in both binary and hexadecimal. do not included spaces or underscores!
Binary: 1111111111010001, Hexadecimal: FFE1. To convert from decimal to 8-bit binary, the number is divided into 8 separate sets of 1s and 0s. Each set is then converted to its corresponding hexadecimal value. The 8-bit binary of -45 is 1111111111010001, and its corresponding hexadecimal value is FFE1.
To convert a decimal value to 8-bit binary and hexadecimal, the decimal number is divided into 8 sets of 1s and 0s. For example, the decimal value -45 is divided into 8 sets of 1s and 0s which is 1111111111010001. This 8-bit binary can then be converted to its corresponding hexadecimal value, which is FFE1. The conversion from binary to hexadecimal can be done by grouping the 8-bit binary into sets of 4, starting from the right of the binary. Each set of 4 then corresponds to a single hexadecimal digit. For example, the binary set 1110 would be converted to the hexadecimal digit E. To convert from hexadecimal to binary, the hexadecimal digits are converted to their corresponding sets of 4. For example, the hexadecimal digit F would be converted to the binary set 1111. This process can be repeated until the 8-bit binary has been fully converted to its corresponding hexadecimal value. In this case, the 8-bit binary 1111111111010001 would convert to the hexadecimal value FFE1.
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PLEASE HELP! THIS IS ROTC QUESTION
What is a small flap on the wing for controlling turns?
A Aileron
B Crankshaft
C Pylons
D Wingspan
When 800 photons per second are 1 point incident on a p-i-n photodiode operating at a wavelength of 1.3 μm they generate on average 550 electrons per second which are collected. The responsivity of the device is
The responsivity of the device can be calculated by dividing the number of electrons generated per second by the number of photons incident per second.
Responsivity = 550 electrons per second / 800 photons per second = 550/800 = 11/16
So, the responsivity of the device is 11/16
What are photons?The energy of a photon is equal to Planck's constant times the frequency of the photon. The Planck constant, often known as Planck's constant, is a crucial physical constant in quantum physics. The mass-energy equivalency establishes the link between mass and frequency, while the constant establishes the relationship between a photon's energy and frequency.
The fundamental universal constant known as Planck's constant, or h, establishes the quantum nature of energy and links the energy of a photon to its frequency.The constant value in the International System of Units (SI) is 6.626070151034 joule-hertz1 (or joule-seconds). The dimension of Planck's constant is obtained by dividing energy by time, or action.
Therefore, The responsivity of the device can be calculated by dividing the number of electrons generated per second by the number of photons incident per second.
Responsivity = 550 electrons per second / 800 photons per second = 550/800 = 11/16
So, the responsivity of the device is 11/16
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explain similes, metaphors, and analogies in the process of conceptualization
Explanation:
Metaphors evoke representations that contains more emergent properties of the source and target spaces
how does a diaphragm pump work ?
Answer:
Those in which the diaphragm is sealed with one side in the fluid to be pumped, and the other in air or hydraulic fluid. The diaphragm is flexed, causing the volume of the pump chamber to increase and decrease. ... Those employing one or more unsealed diaphragms with the fluid to be pumped on both sides.
Multiple Choice
Which of the following analogies best describes the relationship between urban planning and zoning?
Zoning is like a hammer because it is used as a tool for urban planning.
Zoning is like a butterfly because it is the final form of urban planning.
Zoning is like a stop sign because it is an obstacle to urban planning.
Zoning is like an egg because it is the process from which urban planning emerges.
Answer:
Zoning is like a hammer because it is used as a tool for urban planning.
Which activity is accomplished as part of the monitoring and controlling process? Completing the project documentation Completing the lessons learned review Assessing project quality Creating the network diagram
As part of the monitoring and controlling process in project management, one of the activities accomplished is assessing project quality.
This involves evaluating and measuring the project's deliverables and performance against predefined quality standards and criteria. It ensures that the project outputs meet the desired level of quality and helps identify any deviations or issues that may arise during project execution. This activity helps project managers take corrective actions and make necessary adjustments to maintain or improve project quality.
While completing project documentation, completing the lessons learned review, and creating the network diagram are important tasks in project management, they may be associated with other processes such as project closing, project review, or project planning, respectively, rather than being specifically part of the monitoring and controlling process.
Therefore, one of the activities accomplished is assessing project quality.
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1. Identify the main stakeholders responsible for Health and Safety for a construction
Project.
2. Summarize their responsibilities under the legal framework in
Question 1 above.
3. Produce an organization chart showing the link between all the stakeholders
previously discussed above.
The main stakeholders responsible for the Health and Safety of a construction Project are the employers, employees, government, insurers, and designers.
Who are the main stakeholders?The main stakeholders are the individuals that would be in charge of the core responsibilities of the project. Employers are responsible for ensuring the safety and health of their employees. The employees must follow safety procedures, use safety equipment, discharge their primary responsibilities in the project, and report any safety hazards to their supervisor.
The contractors are responsible for ensuring their work does not create safety hazards for themselves or others and they also take care to execute the details of the project. The government at the local, state and national levels has regulatory bodies responsible for enforcing safety laws and regulations in the construction industry.
An organization chart that shows all the stakeholders will begin with the employer to the project supervisors, the employees, contractors, insurance personnel, and designers.
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A closed vessel of volume 80 litres contains 0.5 N of gas at a pressure of 150 kN/m2. If the gas is compressed isothermally to half its volume, determine the resulting pressure.
Answer:
The resulting pressure of the gas when its volume decreases is 300 kN/m².
Explanation:
Given;
initial volume of the gas, V₁ = 80 L
number of moles of the gas, n = 0.5 moles
initial pressure of the gas, P₁ = 150 kN/m² = 150 kPa
Determine the constant temperature of the gas using ideal gas equation;
PV = nRT
where;
R is ideal gas constant = 8.315 L.kPa/K.mol
T is the constant temperature
\(T = \frac{P_1V_1}{nR} \\\\T = \frac{150.kPa \ \times \ 80 .L}{0.5 .mol \ \times \ 8.315(L.kPa/mol.K)} \\\\T = 2,886.35 \ K\)
When the gas is compressed to half of its volume;
new volume of the gas, V₂ = ¹/₂ V₁
= ¹/₂ x 80L = 40 L
The new pressure, P₂ is calculated as;
\(P_2V_2 = nRT\\\\P_2 = \frac{nRT}{V_2} \\\\P_2 = \frac{0.5 \times 8.315\times 2886.35}{40} \\\\P_2 = 300 \ kPa = 300 \ kN/m^2\)
Therefore, the resulting pressure of the gas when its volume decreases is 300 kN/m².
9. What is a whip check?
Answer:
¿Cuál es el efecto látigo?
Es un grave desajuste entre la demanda real de un producto y la demanda de los actores intermediarios en la cadena de suministro
Explanation: espero que te yueda
Windows cleaners maintain the ____ for more effective system operation.
Windows cleaners maintain the registry for more effective system operation.
Windows cleaners are software tools designed to optimize and clean up the Windows operating system. One of the key areas they focus on is the Windows registry. The registry is a hierarchical database that stores important configuration settings, options, and preferences for the operating system and installed applications. Over time, the registry can become cluttered with outdated entries, invalid references, and unnecessary data. This accumulation of unnecessary information can slow down system performance and cause various issues.
Windows cleaners help maintain the registry by scanning it for errors, invalid entries, and redundant data. They then remove or fix these issues, resulting in a more streamlined and efficient registry. By keeping the registry clean, Windows cleaners can improve system responsiveness, reduce startup and shutdown times, and enhance overall system stability. Additionally, a well-maintained registry can minimize the chances of software conflicts and crashes.
Hence, by focusing on the registry, Windows cleaners play a vital role in optimizing system performance and ensuring smooth operation. Regularly using a reliable Windows cleaner can help maintain a healthy registry and contribute to a more effective and efficient Windows experience.
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What time will current of 10A transferred from a charges of 50C
Answer:
8×10^-19 seconds
Explanation:
i=∆q/∆t
=> ∆t=∆q/i=50×1.6×10^-19/10=8×10^-19(s)
When a ship arrives at a harbor, it is docking at one of six berths. If all six berths are occupied, the ship leaves the harbor immediately. After docking at a berth, the ship waits for the unloading service of a single crane. The crane unloads the ships in a First-In-First-Out discipline. After unloading, the ship leaves the harbor immediately. Define the system state at time t as [U(t),C(t)], where U(t)= number of ships waiting to be unloaded or being unloaded C(t)= number of busy cranes ( 0 or 1 ) Let [u,c] be the current state of the system. Define events and write the corresponding state transitions
The given problem describes a docking system of ships at a harbor. When a ship arrives at the harbor, it docks at one of six berths. If all six berths are occupied, the ship leaves the harbor immediately. After docking, the ship waits for the unloading service of a single crane. The crane unloads the ships in a First-In-First-Out discipline.
After unloading, the ship leaves the harbor immediately. The system state at time t is defined as [U(t),C(t)] where U(t) represents the number of ships waiting to be unloaded or being unloaded and C(t) represents the number of busy cranes (0 or 1). Let [u, c] be the current state of the system.
Now, the state transitions can be defined as follows:
Events:
1. A ship arrives at the harbor and all berths are occupied
2. A ship arrives at the harbor and some berths are empty
3. A crane becomes available
4. A ship finishes unloading and leaves the harbor
State transitions:
1. If [u, c] = [6, 1], the ship leaves the harbor immediately. The system state remains [6, 1].
2. If [u, c] = [6, 0], the ship leaves the harbor immediately. The system state remains [6, 0].
3. If [u, c] = [0, 0], the system state becomes [0, 1].
4. If [u, c] = [n, 0] (where n is less than 6), the system state becomes [n+1, 0].
5. If [u, c] = [n, 1] (where n is less than 6), the system state becomes [n, 1].
6. If [u, c] = [1, 1], the system state becomes [0, 1].
7. If [u, c] = [n, 1] (where n is greater than 1), the system state becomes [n-1, 1].
8. If [u, c] = [0, 1], the system state remains [0, 1].
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List the 5 parts of a system and describe them
Answer:
Computer hardware. This is the physical technology that works with information. ...
Computer software. The hardware needs to know what to do, and that is the role of software. ...
Telecommunications. ...
Databases and data warehouses. ...
Human resources and procedures.
Explanation:
1. Computers are fully digital which means: A. They can’t convert things from analog B. They work only with numeric digits (based on math) C. They can’t spell D. They are important 2. The computer world uses a naming system for quantities of bytes based on a _____________ system. A. Italian B. German C. French D. Puerto Rican
Answer:
1. B. They work only with numeric digits (based on math)
2. C. French
Explanation:
1. Computers that are fully digital are those that can process data only expressed in binary code, which is in 0 and 1 (numeric digits).
2. Remember, a byte is the smallest unit of memory in a computer. Eight bits (an octet) make one byte. Furthermore, the naming system for quantities of bytes which is the term "octet" is of French origin.
Answer:
b.binary system
c.French is your answer
Which of the following power tools has a revolving vertical shaft and a cutter? *
1 point
a) saber saw
b) router
c) miter saw
d) circular saw
The tool that has a revolving vertical shaft and a cutter is a router. The correct option is b.
What are power tools?There are many different kinds of power tools, including portable power tools like a circular saw, heat guns, and wall chasers as well as electrical power tools like impact wrenches, lathes, power drills, power ratchet sets, and power saws.
Power tools including circular saws, jigsaws, drills, hammer drills, sanders, grinders, routers, and many others reduce labor and time requirements. The requirement for knowledge of the risks that power tools provide if used improperly is raised due to their rising use.
A power tool called a router has a flat base and a spinning blade that protrudes beyond the base. An electric motor or a pneumatic motor can drive the spindle.
Therefore, the correct option is b) router.
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When driving a commercial motor vehicle safely, it is recommended that you leave at
least one second between your vehicle and the vehicle you are following for each
feet of your vehicle's length.
Answer:
If you are driving below 40 mph, you should leave at least one second for every 10 feet of vehicle length.
he critical buckling load of an ideal column of circular cross section can be reduced by: The critical buckling load of an ideal column of circular cross section can be reduced by: increasing the Poisson's ratio of the column material increasing the length of the column increasing the modulus of elasticity of the column material increasing the diameter of the column
The critical buckling load of an ideal column of circular cross section can be reduced by increasing the diameter of the column.
What is critical load of buckling of column?The critical load is known to be that factor that is labeled the greatest load that is one which is unable to cause lateral deflection (buckling).
Note that For loads greater than the critical load, the column will tend to decrease laterally. The critical load is known to be one that puts the column in what we call the state of an unstable form of equilibrium.
The critical buckling load is based on the shape and dimensions of beam section that is said to have constant cross sectional area.
Hence, The critical buckling load of an ideal column of circular cross section can be reduced by increasing the diameter of the column.
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With a ________ in the brake system, any fluid leak could mean the whole braking system fails.
With a tandem master cylinder in the brake system, any fluid leak could mean the whole braking system fails.
What is a braking system?A braking system is known to be a kind of a mechanical device that tend to assist a vehicle in the accelerating or in the decelerating of the speed of the system.
It is one that is known to inhibits motion by taking in energy from the system. Therefore, With a tandem master cylinder in the brake system, any fluid leak could mean the whole braking system fails.
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With a ______________________ in the brake system, any fluid leak could mean the whole braking system fails.
• tandem master cylinder
• single-piston master cylinder
• quick take-up master cylinder
• None of the answers listed
Which of the following is NOT a line used on blueprints?
Answer: Photo lines
Explanation: made more sense