(a) Operational amplifier (Op-amp) circuits with extemal negative feedback are widely used for a variety of applications, such as the summing amplifiers. (i) Explain the term negative feedback. Next,

Answers

Answer 1

Negative feedback is a concept in which a portion of the output signal of a system is fed back to the input in an opposite phase to the input signal, thereby lowering the overall gain of the system.

An operational amplifier (Op-amp) circuit is a negative feedback amplifier. The voltage gain is the ratio of the output voltage to the input voltage, expressed as Av = Vout / Vin.

In an Op-amp circuit with negative feedback, the output voltage is always proportional to the input voltage, and this proportional constant is the gain of the amplifier.

Op-amp circuits with external negative feedback are widely used in a variety of applications, such as summing amplifiers. Summing amplifiers are used to add two or more input signals and produce a single output signal.

A summing amplifier circuit is created by connecting the output of several input channels to the input of an operational amplifier with a feedback resistor connected between the output and input terminals.

The input resistors for each channel are added together to create a total input resistance. The total input resistance, along with the feedback resistor, determines the gain of the amplifier. The summing amplifier can be used to combine audio signals, analog sensor signals, and other types of signals. This amplifier has many applications in audio mixing, instrument amplifiers, and signal conditioning.

It is essential to note that operational amplifiers are used for many other applications such as voltage follower, buffer, integrator, differentiator, and many others.

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Related Questions

Choose the correct term to complete the sentence.

is often used to describe the scope of a variable that is only accessible within a function.

Neighborhood

Local

Functional

Answers

Answer:

Answer is Local

Explanation:

Answer:

Local

Explanation:

Edge 2020

For the execution of a successful information strategy, staff synchronization _____. (Select all that apply.) relies on informed commander's guidance begins at the execution phase of operations requires cross-talk and cross-representation breaks down staff planning into clearly defined major subsets integrates products does not impact actions, words, and images

Answers

For the execution of a successful information strategy, staff synchronization relies on informed commander's guidance.

What is the above about?

A successful information strategy, staff synchronization is one that  depends on informed commander's guidance.

And as such, if one say that For the execution of a successful information strategy, staff synchronization relies on informed commander's guidance. it is a true statement.

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who wants to play genshin?

Answers

Meeeeeeeee bestieeeeee

Answer:

Sure! What server are you on tho?

Explanation:

Each pixel includes 3 colors; Red, Green and Blue. Each color uses 8 bits to store it's intensity. How many Bytes are needed for each pixel

Answers

Answer: 3 bytes

Explanation:

A Pixel uses 3 colors and each of these colors uses 8 bits to store their intensity.

One pixel will therefore have:

= 8 * 3

= 24 bits

1 byte = 8 bits

24 bits will therefore be:

= 24/8

= 3 bytes

Answer:

3 bytes...I think

Explanation:

which of the following terms is commonly used to describe an unsolicited advertising message?

Answers

The term that is commonly used to describe an unsolicited advertising message is "spam." Spam is an electronic unsolicited junk mail or message that can appear in the form of email, instant message, social media, or online forum postings.

Spam often targets a large audience, with the purpose of marketing a product, service, or message. The act of sending spam is known as spamming, and it is commonly used by cybercriminals to spread malicious software, obtain personal information, and commit fraud.

Spam filters are built into most email clients, and they help prevent spam messages from landing in users’ inboxes. Spam often targets a large audience, with the purpose of marketing a product, service, or message. Online platforms such as social media, forums, and chat rooms have also implemented anti-spam measures to curb the spread of spam messages.

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a virus goes through a computer infecting files. if one file was infected initially and the total number of files infected every minute triples, how many files will be infected within 15 minutes?

Answers

A virus goes through a computer infecting files. if one file was infected initially and the total number of files infected every minute triples, the number of files that will be infected within 15 minutes is 3,375 files.

What is a computer virus?

When run, a computer virus is a sort of computer program that repeats itself by altering other software applications and inserting its own code. If the replication is successful, the afflicted regions are considered to be "infected" with a computer virus, a term inherited from biological viruses.

To determine the number of files being infected,

Let x be the total number of files and "a" as the minute

Given that x = a³

Hence,

x = 15³

x = 3,375

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security director: what does this look like on a practical level? does all of the security camera data go to the cloud service provider's location for analysis? you: actually, we need something faster than that. by employing select , camera feeds can be partially processed by the devices themselves, and lower priority data is sent to the cloud provider for processing and storage.

Answers

Your cloud-based apps and data are kept on a server that is housed in a data centre or server farm. You have exclusive use of the area, which is physically segregated from the rest of the house.

What data go to the cloud service provider's for analysis?

A company providing cloud platform, infrastructure, application, or storage services is referred to as a cloud service provider.

Similar to how a homeowner would pay for a utility like gas or electricity, businesses often only have to pay for the cloud services they actually utilize because of their specific business requirements.

Therefore, The cloud also needs to include extra features that address the enterprise's best-in-class requirements, like security, real-time availability, and performance.

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describe a tsunami when it is far from the coast

Answers

I hope it is helpful for you ......

Mark me as Brainliest ......
describe a tsunami when it is far from the coast

Tsunamis are marine phenomena, created by the abrupt displacement of large amounts of water into an aquatic formation. Tsunamis manifest as waves, which travel in the deep waters of the oceans at an average speed of 756 kilometers per hour.

While in deep water the tsunami, due to its characteristics there, is not considered a serious danger to the floating structures, reaching the shores has particularly devastating consequences.

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describe a tsunami when it is far from the coast

Cuales son los dos tipos de mantenimiento que existen?

Answers

Answer:  

dpendiendo del trabajo a realizar, se pueden distinguir tres tipos de mantenimiento: preventivo, correctivo y predictivo.

Preventivo. Tareas de mantenimiento que tienen como objetivo la reducción riesgos. ...

Correctivo. ...

Predictivo. ...

Mantenimiento interno. ...

Mantenimiento externo

La clasificación más extendida se refiere a la naturaleza de las tareas, y así, el mantenimiento puede distinguirse en correctivo, preventivo, conductivo, predictivo, cero horas, y modificativo

Tareas de mantenimiento programado: lo componen el conjunto de tareas de mantenimiento que tienen por misión mantener un nivel de servicio determinado en los equipos, programando las revisiones e intervenciones de sus puntos vulnerables en el momento más oportuno

Explanation:espero haberte ayudado coronita plis soy nueva  en esto

Choose the answer. Janice's IT department found that her computer had a program on it that was collecting her personal information as she browsed the Web. What is this an example of?

spyware
pharming
spam
spoofing​

Answers

Answer:

Spyware

Spam is just unwanted soliciation, spoofing is making links appear as something else, pharming is creating a fake website for victims to use.

all audio compression formats use a technique known as to compress the audio file size.

Answers

All audio compression formats use a technique known as data compression to reduce the size of audio files by "Lossy Compression".

Data compression is a process that removes redundant or unnecessary information from the audio file, resulting in a smaller file size without significantly compromising the quality of the sound.

This is achieved by identifying patterns or redundancies in the audio data and representing them in a more efficient way.

Lossy Compression:

This technique achieves higher compression ratios by selectively discarding or reducing certain parts of the audio data that are less perceptually important.

The discarded information may be frequencies that are outside the range of human hearing or sounds that are masked by other sounds.

Since Lossy compression formats, such as MP3 (MPEG-1 Audio Layer III) and AAC (Advanced Audio Coding), aim to maintain good audio quality while significantly reducing file size.

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The complete question is;

all audio compression formats use a technique known as to compress the audio file size. explain about the method for audio compression.

Create a calculated field named raise to determine the potential raise needed to meet to minimum salary requirements for these senior account representatives.

Answers

Calculated Field: Raise = [Minimum Salary] - [Current Salary]. Determines potential raise needed to meet minimum salary requirements for senior account representatives.

To calculate the potential raise needed to meet the minimum salary requirements for senior account representatives, we can create a calculated field named "Raise" and use the formula "[Minimum Salary] - [Current Salary]". This formula will subtract the current salary of the employee from the minimum salary required for the position, giving us the amount of raise needed to meet the minimum salary requirement.

For example, if the minimum salary for a senior account representative is $70,000 and an employee's current salary is $60,000, the "Raise" calculated field would display $10,000. This means the employee would need a raise of $10,000 to meet the minimum salary requirement for the position. Creating a calculated field like this can be useful for managers and HR personnel to easily identify which employees need a raise to meet the minimum salary requirements for their position.

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How do you code a website?

Answers

Answer:

Learn the basics of HTML.

Understand HTML document structure.

Get to know CSS selectors.

Put a CSS stylesheet together.

Get Bootstrap.

Pick a design.

Customize your website with HTML and CSS.

Add content and images.

Explanation:

what options would you use to get nmap to print the help summary?

Answers

The main answer to your question is that you can use the "-h" or "--help" option with nmap to print the help summary. An of this is that when you run the nmap command with the "-h" or "--help" option, it will display a long answer of all the available command line options and their descriptions.

This can be useful if you are new to using nmap or if you need to quickly reference a specific option.Overall, the long answer to your question is that you can print the help summary for nmap by using the "-h" or "--help" option, which will provide a comprehensive list of command line options and their explanations.
To get nmap to print the help summary, you can use the following options: Use the `-h` or `--help` option. Nmap, a network mapping tool, has built-in help options that provide a summary of its functionalities. By using either `-h` or `--help`, Nmap will display the help summary, including the available options and their descriptions.

Open the command-line interface or terminal on your system. Type `nmap -h` or `nmap --help` and press Enter. The help summary for Nmap will be displayed, providing information on various options and commands available in the tool.Nmap has an extensive list of options and features, and it can be challenging to remember them all. By using the `-h` or `--help` option, you can quickly access a summary of these options, making it easier to utilize Nmap effectively.

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Who invented the microwave oven in 1946 as an accidental by-product of wartime?

Answers

Percy Spencer invented it.

I need help please I just need the code to pass

I need help please I just need the code to pass

Answers

Answer:

I don't know where is a code on your computer so sorry. :(

Explanation:

Create a C++ program that will accept five (5) numbers using the cin function and display the numbers on different lines with a comma after each number.

Answers

Answer:

code:

#include<iostream>

using namespace std;

int main()

{

//declare an array of size 5

int array[5];

cout<<"Enter the numbers"<<endl;

//applying the for loop

for(int i=0;i<5;i++)

{

   //taking the input from user

   cin>>array[i];

}

cout<<"The Entered numbers are : "<<endl;

for(int i=0;i<5;i++)

{

   //displaying the output

   cout<<array[i]<<", "<<endl;

}

return 0;

}

Explanation:

First of all you will declare an array of size 5

then you are going to apply the for loop logic where you will take input from the user

again you will apply the for loop to print the entered numbers on screen

#include <iostream>

int store[5];

int main() {

   

   for(int i=0;i<5;i++) {

       std::cin>>store[i];

   }

   

   for(auto& p:store) {

       std::cout << p << ",\n";

   }

   return 0;

}

Kareem wants to include line drawings of abstract shapes on his personal website. What should he use to acquire the graphics

Answers

To acquire the graphics, Kareem should use: A drawing Software.

What is a Drawing Software?

Drawing software is simply a computer program that allows users to sketch diagrams online. Graphic designers can use this software to create artworks that can be attached to websites or any other online platform.

So, for Kareem to include the line drawings on his personal website, he should use drawing software.

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Discuss the ways you can perform to prevent your computer/device and its data/contents from being stolen. Define two-facto authentication.

Answers

Answer:

is a security that needs two types of identification to access what your trying to enter.

Explanation:

Ex= to enter email, you first need to put in password, then verify by phone call that u need to enter.

Get ready to be the Quizmaster! You are going to design your own Python game show in the style of a quiz.

Think of a genre (science, music, math, sports, video games, etc.) and create at least 10 questions. You can decide whether you want to make the questions multiple choice or not. Then go to OnlineGDB to get programming.

Your quiz program must have the following items:

It must start by asking the user what their name is and welcoming them to your quiz. It pays to be polite!
Set up a variable to keep score. It is up to you how to design the points system. Will you give them 10 points for a correct answer and 0 for an incorrect answer? Or perhaps you will be tough and take away points for an incorrect answer!
Ask your 10 quiz questions. If they get a question wrong, be sure to tell the user what the correct answer was. Then adjust the score appropriately, depending on whether their answer was right or wrong.
At the end of the program, tell the user their score.
Need an extra challenge? Try the following. These are not required.

Research how to use the lower() or upper() functions to allow the user to capitalize their answer (or not) and still receive credit as a correct answer.
Tell the user what percentage of the questions they got correct!
Make sure to click the save button. Then click Share and copy the link to your program. Paste it in a word processing document and submit it using this unit’s dropbox.

Answers

Answer:

"Are apples Magenta?"\n(a) yes\n(b) sometimes\n (c) no\n\n",

"Are apples Teal?"\n(a) yes\n(b) sometimes\n (c) no\n\n",

"Are apples Gray?"\n(a) yes\n(b) sometimes\n (c) no\n\n",

"Are apples Green?"\n(a) yes\n(b) sometimes\n (c) no\n\n",

"Are apples Cyan?"\n(a) yes\n(b) sometimes\n (c) no\n\n",

]

Questions(Question prompts[0], "a")

Questions(Question prompts[1], "c")

Questions(Question prompts[2], "c")

Questions(Question prompts[3], "c")

Questions(Question prompts[4], "c")

Questions(Question prompts[5], "b")

Questions(Question prompts[6], "c")

Questions(Question prompts[7], "c")

Questions(Question prompts[8], "a")

Questions(Question prompts[9], "c")

Explanation:

Answer:"Are apples Magenta?"\n(a) yes\n(b) sometimes\n (c) no\n\n",

"Are apples Teal?"\n(a) yes\n(b) sometimes\n (c) no\n\n",

"Are apples Gray?"\n(a) yes\n(b) sometimes\n (c) no\n\n",

"Are apples Green?"\n(a) yes\n(b) sometimes\n (c) no\n\n",

"Are apples Cyan?"\n(a) yes\n(b) sometimes\n (c) no\n\n",

Explanation:

The _________________ is a useful device for computing probabilities wherein all the stages of events are represented

Answers

The probabilistic graphical model is a valuable device for computing probabilities by representing all stages of events.

A probabilistic graphical model (PGM) is a powerful tool for probabilistic reasoning and computation. It is a graphical representation of a probability distribution that captures the dependencies among variables. PGMs are composed of nodes, which represent random variables, and edges, which denote the probabilistic dependencies between variables. This graphical structure allows for a compact representation of complex probabilistic relationships.

PGMs are particularly useful for computing probabilities because they provide a systematic way to model and analyze uncertainty. By representing all the stages of events and their dependencies, PGMs enable the computation of joint probabilities, conditional probabilities, and marginal probabilities. They also facilitate efficient inference and reasoning about uncertain situations.

There are different types of PGMs, including Bayesian networks and Markov networks. Bayesian networks model probabilistic relationships based on cause and effect, while Markov networks capture dependencies based on the concept of Markov properties. These models find applications in various fields such as machine learning, artificial intelligence, and decision analysis.

In summary, the probabilistic graphical model is a valuable device for computing probabilities by representing the stages of events and their dependencies. It allows for efficient probabilistic reasoning and inference, making it an essential tool in various domains where uncertainty needs to be modeled and analyzed.

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What do you mean by gigo?Explain in breif​

Answers

Answer:

garbage in garbage out

Explanation:

it means bad input gives you also a bad output.

could you mark me as brianlist.

Can anyone help me I’m giving 11 points

Can anyone help me Im giving 11 points

Answers

#1 pairs with D.

#2 pairs with A.

#3 pairs with B.

#4 pairs with C.

I hope this helps!

One pairs of D would be the analysis

In a function template, the programmer substitutes __________ for __________. Group of answer choices arguments, parameters angle brackets, parentheses parameters, data types None of these parameters, arguments

Answers

Answer: parameters, data types

On the following page, write a static method print Short Words that accepts two parameters:_____.
a. a String str containing a list of words (separated by spaces), and an integer maxLength .
b. This method should print out the words in str whose lengths are at most maxLength.
c. You can assume there will always be a space after the last word in the string.

Answers

Methods in Java are collections of program statements that are named, and executed when called/invoked

The printShortWords method in Java where comments are used to explain each line is as follows:

//This defines the static method

public static void printShortWords(String str, int maxLength){

    //This iterates through each word in the string

    for(String word: str.split(" ")){

        //The compares the length of each word to maxLength

        if(word.length()<=maxLength){

            //If the length of the current word is atleast maxLength, the word is printed

        System.out.print(word+" ");

        }

    }

}

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I don't understand how to do these. It's python by the way.

I don't understand how to do these. It's python by the way.
I don't understand how to do these. It's python by the way.

Answers

Answer:

Disclaimer: I dont put the Euler, magic word, and another variables, you need to do this

Explanation:

print(eulersNumber[16])

print(eulersNumber[26])

print(eulersNumber[31])

print(magicWords[:3]+magicWords[8:10])

3° I dont know how i can make this

print(a[::-1])

print(b[::-1])

print(c[::-1])

print(x[::-1])

print(y[::-1])

Have a nice day

Type the correct answer in the box. Use numerals instead of words. If necessary, use / for the fraction bar.
Which number represents the "on* state of a computer?
_ represents the "on" state of a computer.

Answers

Binary values are used to denote the 'ON' and 'OFF' state of a computer. The 'ON' state is denoted by the binary value '1'

The 'ON' state of a computer represents the mode when the computer system is running and can be used to perform computing operations.

The binary values '0' and '1' are used to designate the ON and OFF state.

When the computer is ON, it is designated by the binary value 1 ; while the OFF state is designated by the binary value 0.

Therefore, the number which signifies the ON state of a computer is 1.

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A computer monitor should be set approximately how many inches away from the eyes?a) 1-2 inches b) 6-12 inches c) 18-24 inchesd) 36-48 inches

Answers

A computer monitor should be set approximately 18-24 inches away from the eyes. This is considered to be the ideal distance to minimize eye strain and reduce the risk of developing computer vision syndrome,

a condition that can cause headaches, dry eyes, blurred vision, and neck and shoulder pain.

Sitting too close to a computer monitor can increase the amount of blue light exposure, which can disrupt sleep patterns and lead to other health issues. On the other hand, sitting too far away from the monitor can make it difficult to read text or see details clearly.

Therefore, it is recommended to position the monitor at a comfortable distance, about an arm's length away from the user, and adjust the font size and screen brightness to reduce eye strain.

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________ sites let users evaluate hotels, movies, games, books, and other products and services.

Answers

Social review websites avail end users an opportunity to evaluate hotels, movies, games, books, and other products and services.

What is a website?

A website can be defined as a collective name which connotes a series of webpages that are interconnected or linked together with the same domain name, so as to provide certain information to end users.

What is social review?

Social review can be defined as a process through which end users are availed an opportunity to evaluate various products and services that are provided by an e-commerce business firm, especially through the use of websites and over the Internet (active network connection).

In conclusion, we can infer and logically deduce that social review websites avail end users an opportunity to evaluate products and services such as hotels, movies, games, books.

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Select a key term from the key terms page located in the chapters in the Learn section. Do research on the key term and find an article that relates to the key term. You will provide a definition of the key term and a summary of the selected article related to the key term. You will also provide a discussion in your own words of the article and how it relates to the textbook. Use 2 other outside sources to support your discussion. Then, you will list and annotate all references in the reference section in APA format. The student will post one thread of a minimum of 250 words. Key term: production level output. Acceptable sources include the International section of any reputable website that focuses on international business,
such as Wall Street Journal, Financial Times, or the Economist.

Answers

The key term chosen for this answer is "production level output". It is defined as the total amount of goods and services produced by a firm during a specific period. It is an important concept in business as it helps to determine the efficiency of a company's production processes and its ability to meet demand.


The selected article is "Japan's Industrial Output Rebounds at Fastest Pace in 10 Months" from the Wall Street Journal. The article reports on the increase in Japan's industrial output by 4% in February 2021, which is the fastest pace in ten It also highlights the importance of productivity in achieving economic growth and improving living standards.

Two other sources that support this discussion are:
1. The article "The Importance of Measuring Productivity and Output" by the Balance Small Business. It emphasizes the importance of measuring productivity and output in business operations and the various methods used to do so. This article further highlights the significance of increasing productivity to achieve sustainable economic growth.
2. The article "What Is Production Output?" by Chron. It explains the meaning of production output and how it is calculated. It further highlights the importance of monitoring production output to improve efficiency and reduce costs.

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Whats these answers please predict the product of the reaction of 1-butene with hydrogen. In GHJ, GH = 21 inches, HJ = 24 inches, and GJ = 9 inches. Which statement is true? A. G is smallest B. J is smallest C. H is largest D. G is largest What is the parallel equation of Y 3X 1? These lists provide information about two jobs.Which statement best compares the two jobs?Job A:Salary payS35,000 per year10 paid days off per yearNo benefits.O Job A has a lower salary than job B, but the benefitsmake job A a more attractive pay package.O Job B has a lower salary than job A, but the benefitsmake job B a more attractive pay package.O Job A has a higher salary than job B plus benefits thatmake job A a more attractive pay package.O Job B has a higher salary than job A plus benefits thatmake job B a more attractive pay package.Job B:Salary pay$31,000 per year15 paid days off per yearMedical and dental insurance... Can you help me with number 29 ? Red flowers are dominant in carnations, while pink flowers are recessive. You cross two different true-breeding pink carnations and find that all of the F 1 offspring are red. (6 pts) a) If you cross two of these red F 1 offspring, what ratio of red vs pink flowers do you anticipate in the F 2 generation, and what are the genotypes underlying those phenotypes? You can choose any letters you want to represent the alleles. BOX your answers. Ratios and genotypes must be accompanied by phenotypes for credit. b) Your null hypothesis is that the ratio of red to pink flowers in the F 2 will match the ratio you stated in part (a), and any differences are due to chance. After doing the math for the 2 test, you find that your 2 value is 4.292. Given a p-value cut-off of 0.05, do you reject or fail to reject your null hypothesis? Why? Justify your decision using a complete sentence. 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