(a) The time constant τ and the system gain k. The time regular may be described because the time it takes for the step reaction to upward thrust as much as sixty three% or 0. sixty-three of its very last value. We talk to this as t = 1/a.
What is time regular of the device?Time Constant is the “how fast” variable. It describes the rate with which the measured Process Variable (PV) responds to modifications withinside the Controller Output (CO). More especially it represents the time wanted for the PV to attain 63.2% of its overall and very last change.
First-order manipulating device is described as a sort of manipulate device whose input-output relationship (additionally referred to as a switch function) is a first-order differential equation. A first-order differential equation carries the first-order spinoff, however no spinoff better than the primary order.
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What is An ampere is
Answer:
the SI base unit of electrical current.
Answer:
An ampere is the SI base unit of electrical current
What simple changes would you make to a basic PID controller if you expected the sensors to be very noisy and the target to change by large steps?
Answer:
tuning the value of Ki termincreasing/changing the Kp termExplanation:
The simple change that would be made to a basic PID controller to prevent it from been noisy is tuning the value of Ki term while
The simple change that would be made to a PID controller if you want to change the target by large steps is increasing/changing the Kp term associated with the PID controller
what is the predicate ___ for the following query and its result? ?- ____(f(a,b),f,a). a = 2 f = f
The query's 'f/3' predicate determines the outcome, which is dependent on the specific information and guidelines laid down in the Prologue knowledge base.
The outcome will be 'true' if the query matches a rule or fact in the Prologue knowledge base.
However, it is impossible to deliver the precise outcome without access to the particular Prologue knowledge base or rules.
'?- f(a,b), f(a).' calls the predicate 'f/3' with the arguments 'f(a,b)', 'f', and 'a'. Whether there is a rule or fact that meets these arguments and evaluates to "true" in the Prologue knowledge base will determine the outcome.
Thus, this is the predicate for the given query.
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A refrigerator operates on average for 10.0 h a day. If the power rating of the refrigerator is 700 W, how much
electrical energy does the refrigerator use in 1 day?(in kW)
Answer:hours a day. If the power rating of the refrigerator is 700 W, how much electrical energy does the refrigerator use in one day? 0.8 kWh in one day.Explanation:
Were you surprised by the “pie data”? Is it true for you, your family, and your friends? Why or why not?
this is a coding question, and pie data is a misprint. It is actulaly big data.
Answer:
No because it is something to gain knowledge of peoples lives.
Answer: i was not suprised because, it is something all people need to know to gai knowledege about it.
Which of the following is false about most machine learning models?
They require numbers or collections of numbers as input.
They are flexible enough to handle all issues you might see in your dataset (lack of data, incorrect data, etc)
They are trained by iteratively adjusting their parameters to minimize a loss function.
Once trained, their model parameters can be used to make new predictions in a process called a “model inference algorithm.”
The false statement about most machine learning models is that: B. they are flexible enough to handle all issues you might see in your dataset (lack of data, incorrect data, etc).
What is machine learning?Machine learning (ML) is also referred to as deep learning or artificial intelligence (AI) and it can be defined as a subfield in computer science which is typically focused on the use of data-driven techniques (methods), computer algorithms, and technologies to develop a smart computer-controlled robot with an ability to automatically perform and manage tasks that are exclusively meant for humans or solved by using human intelligence.
Generally speaking, machine learning models are designed and developed to accept numerical data (numbers) or collections of numerical data (numbers) as an input.
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for this cascade amplifier, the input voltage swing is 0.2 v pp. calculate the peak-to-peak swing on the output voltage. 2.4 vpp 9.6 vpp 4.8 vpp 1.2 vpp
The peak-to-peak swing on the output voltage of the cascade amplifier is 4.8 Vpp.
To calculate the peak-to-peak swing on the output voltage, we need to consider the gain of the cascade amplifier. The gain determines the amplification of the input signal. In this case, since the input voltage swing is given as 0.2 Vpp, we can assume that the input signal swings symmetrically around a reference voltage.
Step 1: Determine the gain of the cascade amplifier.
The gain of the cascade amplifier can be calculated by dividing the peak-to-peak output voltage by the peak-to-peak input voltage. Since the input voltage swing is 0.2 Vpp, we can use this information to find the gain.
Step 2: Calculate the gain.
Let's assume the gain of the cascade amplifier is "A." Using the formula A = Vout_pp / Vin_pp, where Vin_pp is the peak-to-peak input voltage and Vout_pp is the peak-to-peak output voltage, we can substitute the given values. Thus, A = Vout_pp / 0.2 Vpp.
Step 3: Calculate the peak-to-peak output voltage.
To find the peak-to-peak output voltage, we rearrange the formula as Vout_pp = A * Vin_pp. Substituting the value of A and Vin_pp, we have Vout_pp = 4.8 Vpp.
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A gas stream consisting of n-hexane in methane is fed to a condenser at 60°C and 1.2 atm. The dew point of the gas (considering hexane as the only condensable component) is 55°C. The gas is cooled to 5°C in the condenser, recovering pure hexane as a liquid. The effluent gas leaves the condenser saturated with hexane at 5°C and 1.1 atm and is fed to a boiler furnace at a rate of 207.4 L/s, where it is burned with 100% excess air that enters the furnace at 200°C. The stack gas emerges at 400°C and 1 atm and contains no carbon monoxide or unburned hydrocarbons. The heat transferred from the furnace is used to generate saturated steam at 10 bar from liquid water at 25°C.
a) Calculate the mole fractions of hexane in the condenser feed and product gas streams and the rate of hexane condensation (liters condensate/s).
b) Calculate the rate at which heat must be transferred from the condenser (kW) and the rate of generation of steam in the boiler (kg/s).
The mole fractions of hexane in the feed and product gas streams are 0.336 and 0.104,respectively,
the rate of hexane condensation is 51.9 L/s, the heat transferred from the condenser is 1.36 MW, and the rate of steam generation in the boiler is 137 kg/s.How to calculate hexane condensation and heat transfer in a boiler system?a) To calculate the mole fractions of hexane in the condenser feed and product gas streams and the rate of hexane condensation, we can use the following equations:
For the feed gas:
P = P_hexane + P_methane
y_hexane = P_hexane/P
y_methane = P_methane/P
where
P is the total pressure, P_hexane is the vapor pressure of hexane at the dew point temperature of 55°C, and P_methane is the vapor pressure of methane at the same temperature. We can use Antoine's equation to calculate the vapor pressure of hexane and methane:log(P) = A - B/(T+C)
where A, B, and C are constants, and T is the temperature in degrees Celsius.
For hexane,
A = 6.90565, B = 1211.033, and C = 220.79;
For methane,
A = 6.83794, B = 1135.7, and C = 247.8.
Using these values, we can calculate the vapor pressures of hexane and methane at 55°C:
P_hexane = 10\(^(6.90565 - 1211.033/(55 + 220.79))\)= 0.575 atm
P_methane = 10\(^(6.83794 - 1135.7/(55 + 247.8))\)= 1.131 atm
Substituting these values into the equations above, we get:
y_hexane = 0.336
y_methane = 0.664
For the product gas, we know that it is saturated with hexane at 5°C and 1.1 atm.
Using the vapor pressure of hexane at 5°C (which can be calculated in the same way as above), we get:
P_hexane = 0.115 atm
The mole fraction of hexane in the product gas is therefore:
x_hexane = P_hexane/P = 0.104
The rate of hexane condensation can be calculated using the following equation:
Q = V(y_feed - y_product)
where
Q is the rate of hexane condensation, V is the volumetric flow rate of the feed gas, and y_feed and y_product are the mole fractions of hexane in the feed and product gases, respectively.Substituting the values we have calculated, we get:
Q = 207.4 L/s * (0.336 - 0.104) = 51.9 L/s
b) To calculate the rate at which heat must be transferred from the condenser and the rate of generation of steam in the boiler, we can use an energy balance:
Q_condenser = Q_boiler + Q_steam
where
Q_condenser is the heat transferred from the condenser, Q_boiler is the heat transferred to the boiler, and Q_steam is the heatrequired to generate steam.
We can assume that the specific heat capacity of the effluent gas is constant at 1.2 kJ/kg-K.
The heat transferred to the boiler can be calculated using the following equation:
Q_boiler = m_fuel * LHV
where
m_fuel is the mass flow rate of fuel (which can be calculated from the volumetric flow rate and the density of the effluent gas), and LHV is the lower heating value of the fuel (which for methane is 55.5 MJ/kg).The heat required to generate steam can be calculated using the following equation:
Q_steam = m_steam * h_fg
where
m_steam is the mass flow rate of steam, and h_fg is the latent heat of vaporization of water at 10Learn more about gas streams
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What size resistor would produce a current flow of 5 Amps with a battery voltage of 12.6 volts
Answer:
resistance = 2.52 ohms
Explanation:
from the formula
V =IR
Voltage = (current)(resistance)
Resistance =
R=
R= 2.52 ohms
For the following voltage and current phasors, calculate the complex power, apparent power, real power, and reactive power. Determine whether the power factor is leading or lagging.
V= 220 ∠ 30∘ V rms, I= 0.5∠ 60∘ A rms
The complex power is 110∠-30° VA, apparent power is 110 VA, real power is 95.26 W, reactive power is -55 VAR, and the power factor is lagging.
Given the voltage and current phasors V=220∠30° V rms and I=0.5∠60° A rms, we can calculate the complex power (S) using the formula S=V*I_conjugate. The conjugate of I is I*=0.5∠-60° A rms.
Multiplying the phasors, we get S=110∠-30° VA.
The apparent power (|S|) is the magnitude of S, which is 110 VA.
The real power (P) is the horizontal component of S, calculated as P=|S|*cos(θ), resulting in P=110*cos(-30°) = 95.26 W.
The reactive power (Q) is the vertical component, calculated as Q=|S|*sin(θ), resulting in Q=110*sin(-30°) = -55 VAR.
Since Q is negative, the power factor is lagging.
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4. Oil system cleaning products should not use solvents because:
A) O Solvents smell bad
B) Solvents are completely removed during the service
CO Solvents have no impact on dirt and debris
DO Solvents can damage certain plastics and rubbers found in the engine
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Answer:
Solvents can damage certain plastics and rubbers found in the engine
Explanation:
trevor moves a magnetic toy train away from a magnet that cannot move. what happens to the potential energy in the system of magnets during the movement?
Answer:a
Ieieksdjd snsnsnsnsksks
Why is the reasoning important when you make a scientific argument?
Write an expression using the conditional operator (? :) that compares the value of the variable x to 5 and results in:
x if x is greater than or equal to 5
-x if x is less than 5
Expression using the conditional operator is as follows: (x >= 5) ? x : -x. This is Because the meaning of this sentence is if x is greater than or equal to 5 then the answer would be x but if x is less than 5, the answer would be -x.
In this expression, the conditional operator is used to create a ternary expression that evaluates whether x is greater than or equal to 5. If it is, the value of x is returned; if it is not, the value of -x is returned.This is an expression that is using the conditional operator that compares the value of the variable x to 5.if x is greater than or equal to 5: x if x is less than 5-x. The expression using the conditional operator that compares the value of the variable x to 5 and results in x if x is greater than or equal to 5 and -x if x is less than 5
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What is the function of the microscope diaphragm?
a. source of light
b. condenses light from the light source into a narrow beam
c. regulates the amount of light passing through the specimen
d. used to focus the specimen
e. holds the objective lenses
The function of the microscope diaphragm is c. regulates the amount of light passing through the specimen.
The microscope diaphragm is a component located below the stage of a microscope. Its primary function is to control the amount of light that passes through the specimen being observed. It consists of an adjustable aperture with different settings that allow the user to regulate the size of the opening.
By adjusting the diaphragm, the amount of light reaching the specimen can be controlled. Opening the diaphragm wider allows more light to pass through, while closing it down reduces the amount of light. This feature is particularly important when observing specimens that require specific lighting conditions, such as those that are highly transparent or have low contrast.
The microscope diaphragm helps achieve optimal illumination by balancing the brightness and contrast of the specimen. By controlling the amount of light, it assists in enhancing the visibility of the specimen's details and structures.
To summarize, the function of the microscope diaphragm is to regulate the amount of light passing through the specimen, allowing for better control of illumination and optimizing the observation conditions.
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Assume that you are given n points on a line, say X-axis. The points are (a1, a2, ... , an). They are not sorted. You wanted to cover them with unit intervals using as few unit intervals as possible. Describe a greedy strategy (greedy algorithm) and prove that the strategy works.
One possible greedy strategy to cover the n points on the X-axis with unit intervals is as follows:
1. Sort the n points in ascending order, so that a1 ≤ a2 ≤ ... ≤ an.
2. Initialize a variable "last" to be negative infinity, which represents the right endpoint of the last unit interval used.
3. For each point ai in the sorted list:
a. If ai is within one unit distance from last, skip it.
b. Otherwise, use a new unit interval with right endpoint ai + 1, and update last to be ai + 1.
The idea behind this greedy strategy is to always choose the smallest possible unit interval that covers the current point, without overlapping with the previous interval if possible. By sorting the points first, we can ensure that the next point to cover is always the smallest remaining one.
To prove that this greedy strategy works, we need to show that it produces a valid covering with the fewest possible unit intervals. Let OPT be the optimal solution that uses the fewest possible unit intervals.
First, we claim that our greedy strategy always produces a valid covering. Suppose for contradiction that there exists a point that is not covered by any unit interval. Since we are covering the points in sorted order, this point must be larger than the right endpoint of the last unit interval used. But this contradicts the fact that we would have used a new unit interval to cover this point. Therefore, our strategy produces a valid covering.
Second, we claim that our greedy strategy uses no more than OPT unit intervals. Let k be the number of unit intervals used by our strategy, and let k' be the number of unit intervals used by OPT. We can assume without loss of generality that k ≤ k'. For each unit interval used by OPT, there must be at least one point covered by that interval. Since our strategy covers all the points, each unit interval used by OPT must also be used by our strategy or overlap with one of our intervals. Therefore, k' ≤ k, and our strategy uses no more than OPT unit intervals.
Combining these two claims, we conclude that our greedy strategy produces a valid covering with the fewest possible unit intervals.
Hi, I'd be happy to help you with your question!
Here's a greedy algorithm to cover the given points on the X-axis with as few unit intervals as possible:
1. First, sort the points (a1, a2, ..., an) in ascending order.
2. Initialize a counter to keep track of the number of unit intervals used (let's call it "count").
3. Start with the first point (a1) and place a unit interval covering it. The interval will be from [a1, a1+1].
4. Iterate through the sorted points, and for each point, check if it falls within the current unit interval. If it does, move on to the next point.
5. If the point doesn't fall within the current unit interval, create a new unit interval starting at that point, and increment the "count" by 1.
6. Repeat steps 4 and 5 until all points have been covered by unit intervals.
The greedy strategy works because, by always choosing the leftmost uncovered point and placing a unit interval covering it, we ensure that we're minimizing the number of unit intervals needed. This is because, at each step, we're covering the maximum possible number of points that can be covered by a single unit interval, leaving the remaining points to be covered by the next intervals. This approach guarantees that the overall number of intervals used will be as few as possible.
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Explain why a project team would choose to prepare a low-fidelity version of a Web site design using sticky notes
A project team may choose to prepare a low-fidelity version of a website design using sticky notes for several reasons:
Sticky notes allow for quick and easy changes. Since they are easy to move around and modify, the team can iterate on the design quickly, making adjustments and improvements without investing significant time or resources. This promotes an iterative design process, enabling the team to refine and enhance the design rapidly.Collaboration and Communication: Sticky notes facilitate collaboration and communication among team members. They can be easily placed on a whiteboard or a wall, allowing everyone to visualize and discuss the design together. Team members can share their ideas, suggestions, and feedback by directly manipulating the sticky notes, fostering effective communication and collaboration within the team.Low Cost and Accessibility: Sticky notes are affordable and readily available, making them a cost-effective option for creating prototypes. Compared to digital design tools or high-fidelity prototypes, sticky notes are inexpensive and accessible to all team members, regardless of their technical expertise. This inclusivity encourages participation from different stakeholders and promotes a diverse range of perspectives during the design process.Focus on Conceptual Design: Low-fidelity designs with sticky notes primarily focus on the conceptual aspects of the website, such as layout, content organization, and user flow. By avoiding intricate details or visual aesthetics, the team can concentrate on the fundamental structure and functionality of the design. This allows for early validation and testing of design concepts before investing significant time and resources in higher-fidelity prototypes.Emphasis on User Experience: Sticky notes enable the team to simulate user interactions and test the usability of the design. By physically moving and rearranging the sticky notes, the team can simulate user flows and assess the user experience. This hands-on approach allows for early identification of potential usability issues, leading to design improvements and a better user experience.
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What kind of job does mike have? Mike’s job is to study blueprints, evaluate product stability, and to examine the safety of products. Mike’s works as a/n blank engineer with a manufacturing company.
Answer: a drafting engineer
Explanation:
You spot in workplace that appears to be spreading rapidly. What is the first step you should take?
A. Find the nearest fire extinguisher and use the P. A. S. S method.
B. Leave the area immediately, closing the fire door behind you.
C. Attempts to fight the fire and leave all the doors open if you must leave.
D. Enlist the help of as how many coworkers as possible to fight the fire
The first step you should take when spotting a fire that appears to be spreading rapidly in the workplace is to leave the area immediately, closing the fire door behind you. The correct option is B. Leave the area immediately, closing the fire door behind you.
This is because your safety should be your top priority, and trying to fight the fire could put you in danger. By leaving the area and closing the fire door behind you, you can help contain the fire and prevent it from spreading further. You should then proceed to the nearest exit and evacuate the building, alerting others as you go. Once you are safely outside, call the fire department and inform them of the situation. The correct option is B. Leave the area immediately, closing the fire door behind you.
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An engineering part is made of 2014-T6 aluminum. A cyclic loading is applied on this part. The loading rate is 1 cycle/min. The cyclic stress applied to this part is 200 MN/m2. How many minutes this part might take to resist this cyclic loading before failure
This part might take approximately 5,000 minutes to resist the cyclic loading before failure.
How long can the part withstand the cyclic loading before failure?The endurance of an engineering part under cyclic loading can be estimated using the concept of fatigue life. Fatigue life refers to the number of cycles a material can withstand before failure under a specific stress level. In this case, the part is made of 2014-T6 aluminum and subjected to a cyclic stress of 200 MN/m2.
To determine the endurance, we need to consider the fatigue strength of the material, which represents its resistance to cyclic loading. Fatigue strength is determined through experimental testing and analysis. By dividing the fatigue strength by the applied cyclic stress, we obtain the number of cycles the part can endure before failure.
Fatigue is a common failure mechanism in engineering materials and structures subjected to cyclic loading. Understanding the fatigue behavior of materials is essential in designing components that can withstand long-term cyclic loads without failure.
Factors such as material properties, stress levels, loading frequency, and surface conditions can influence the fatigue life of a part. Engineers employ various techniques to predict and improve the fatigue life, including stress analysis, fatigue testing, and design modifications.
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1. Describe an occasion in which an explanatory sketch would be used.
the end user how
Answer:
building a bridge
Explanation:
you would have to sketch ideas to see what the bridge would look like and you need to know what to add to it to enhance the percentage of it working. if you sketch it you would have an idea of the process also
Building a bridge is an occasion in which an explanatory sketch would be used.
What is meant by explanatory sketch ?Sketches of explanations are created to demonstrate form, structure, and function. They accurately and objectively communicate a design, placing more emphasis on explanation than pitch. Outside of the design team, explanation sketches must be understandable.
Exploratory sketches, often referred to as thinking drawings, are a type of personal communication that frequently serve as the starting point for brand-new product concepts.
During a brainstorming session or for personal usage in a design notebook, these quick sketches are meant to quickly capture ideas. Exploratory research aims to study the important aspects of a topic that hasn't gotten much attention.
Thus, it is Building a bridge.
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A quiz contains 10 questions. There are four possible answers for each question.In how many ways can a student answer the questions on the test if the student can leave answers blank?
Answer:
Simple In one way. That is if he left it blank
Three groups of students are given study outlines for 6 weeks. One group studies 2 hours a night, a second group studies 1 hour a night, and the third group only studies 30 minutes. Their final exam grade will be at the end of the 6 weeks. What is the constant ?
Answer:
The constant here is the study outline
Explanation:
In scientific research, the constant variable is that part/variable of the experiment that does not change or is set not to change. Examples include temperature, environment or height.
Assuming the scenery described in this question is an experiment. All the groups presented are bound by a constant during the experiment. The constant here is the study outline. The study outline provided to the students is not going to change.
NOTE: There could be confusion as regards the answer being the final exam grade but that will be the dependent variable as that will be the outcome of the experiment while the time spent to study will be the independent variable.
Propose a solution (10 points) imagine you are an engineer who wants to design a new device to generate electricity using wave and tidal power
One solution could be to design a floating platform with turbines that can capture the kinetic energy of both waves and tides to generate electricity.
Explanation:
In order to design a new device to generate electricity using wave and tidal power, an engineer should first consider the natural forces that create these waves and tides. The device should be able to harness the kinetic energy of the waves and tides, and convert it into electrical energy. The device should also be able to withstand the harsh conditions of the ocean environment, including strong winds, currents, and saltwater corrosion. The device should be designed to be efficient, cost-effective, and environmentally friendly. The device should be tested and optimized to ensure that it is capable of generating a consistent and reliable source of electricity over the long term.
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Most methods of transportation rely on some sort of infrastructure to drive, steer, navigate, or direct at some point or another in a journey. Which category of transportation system is least reliant on infrastructure?(1 point)
Answer:
Most methods of transportation rely on some sort of infrastructure to drive, steer, navigate, or direct at some point or another in a journey. Which category of transportation system is least reliant on infrastructure?(1 point). road
Explanation:
We need enlarge the 1 mV ECG signal to 800mV and keep the interference in the output signal within 5% of the ECG signal. Determine the required differential gain, Gd, and CMRR in dB of this ECG amplifier.
The missing part of the question is highlighted in bold form as seen below.
In designing an ECG circuit, it is known that at the input site, the ECG signal is about 1 mV and the amplitude of interference is 100mV. We need enlarge the 1 mV ECG signal to 800mV and keep the interference in the output signal within 5% of the ECG signal. Determine the required differential gain, Gd, and CMRR in dB of this ECG amplifier.
Answer:
\(\mathbf{G_d =0.506 \ dB}\)
CMRR = 66.02 dB
Explanation:
From the given information above:
We can express the formula for calculating the differential gain as:
\(\mathbf{G_d = \dfrac{V_{out}}{(V_t)-(V\_)} }\)
where;
the O/P signal related with e interference is = 800 mV + 5%
\(V_{out} = 850 \ mV\)
In an ECG circuit system, at one end of i/p, there is a connection to 1 mV & the other end is connected to 800 mV of i/p.
∴
\(\mathbf{G_d = \dfrac{850 \ mV}{(800 mV)-(1 \ mV)} }\)
\(\mathbf{G_d = \dfrac{850 \ mV}{799 mV}}\)
\(\mathbf{G_d =1.063}\)
In dB;
\(\mathbf{G_d =0.506 \ dB}\)
To find the value for the CMRR, we need to determine the Signal to Noise ratio (SNR) by using the formula;
SNR = 1 mV/ 100 mV
SNR = 0.01
SNR = (5%)⁻¹
\(SNR =\bigg ( \dfrac{5}{100} \bigg )^{-1}\)
SNR = 20
Finally, we can estimate the Common Mode Ratio (CMRR) can be as:
\(CMRR = \dfrac{20}{0.01}\)
\(CMRR =2000\)
Thus, expressing our answer in dB; we have:
\(CMRR = 20 \ log _{10} (2000)\)
CMRR = 66.02 dB
An elevation is.... * 10 points a. A detailed description of requirements, composition and materials for a proposed building. b. A view of a building seen from one side, a flat representation of one façade. This is the most common view used to describe the external appearance of a building. c. The development of the last remaining lots in an existing developed area, the new development within an area already served by existing infrastructure and services, or the reuse of already developed, but vacant properties. d. The practice of creating structures and using processes that are environmentally responsible and resource-efficient throughout a building's life-cycle from siting to design, construction, operation, maintenance, renovation and deconstruction.
Answer:
b. A view of a building seen from one side, a flat representation of one façade. This is the most common view used to describe the external appearance of a building.
Explanation:
An elevation is a three-dimensional, orthographic, architectural projection that reveals just a side of the building. It is represented with diagrams and shadows are used to create the effect of a three-dimensional image.
It reveals the position of the building from ground-depth and only the outer parts of the structure are illustrated. Elevations, building plans, and section drawings are always drawn together by the architects.
___________________ is the primary classification trait used to explain how scientists divide rocks into the three classification groups.
answer choices
- Composition
- Formation
- Location
- Texture
The four elements of the fire prevention tetrahedron should be?
Explanation:
Oxygen, heat, and fuel are frequently referred to as the "fire triangle." Add in the fourth element, the chemical reaction, and you actually have a fire "tetrahedron." The important thing to remember is: take any of these four things away, and you will not have a fire or the fire will be extinguished.
Essentially, fire extinguishers put out fire by taking away one or more elements of the fire triangle/tetrahedron.
Fire safety, at its most basic, is based upon
Answer:
The four elements of the fire prevention tetrahedron are fuel, oxygen, heat, and chemical chain reaction.
Please Help will give 50 points and brainliest!!!
In a short outline, describe five important attributes, skills, talents, learning areas, or work activities of someone in a “considerable” or “extensive preparation” career (Job Zone Four or Five) in the Architecture and Construction career cluster.
Answer:
They have to make sure that the building is safe, appropriate for city conditions, they are very creative, they can build really well, and can be very focused.