for the days when an employee makes a purchase using an mcc that contains the words hotel, motel, resort or inn, return all transaction details about any transactions for those employees who on those days also contain mccs that have the words food or restaurant. sort them in ascending order by name and then the amount. alteryx

Answers

Answer 1

In order to obtain transaction details for employees who made purchases using an MCC that includes hotel, motel, resort, or inn and also had a transaction on the same day using an MCC that includes food or restaurant, you can use Alteryx to filter and sort the data.

First, filter the data by the desired MCC codes and the specific days in question. Then, create a join tool to combine the filtered data with the employee information. Next, use a formula tool to create a new field that checks if the MCC code includes food or restaurant. You can use the "Contains" function in the formula tool to do this.

Finally, use a sort tool to sort the data in ascending order by employee name and then by transaction amount. This will provide you with the transaction details for the employees who made purchases at hotels, motels, resorts, or inns and also had transactions at food or restaurant establishments on the same day. The resulting output can be exported and analyzed as needed.

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Related Questions

how long did it take you to answer all of these questions

Answers

Answer:

not sure

Explanation:

not sure

QUESTION:
Which statement is true about portable fire extinguishers?
POSSIBLE ANSWERS:
OAir-pressurized water extinguishers put out electrical fires.
Dry chemical, sodium bicarbonate extinguishers put out most fires.
Dry chemical, mono ammonium phosphate extinguishers put out flammable liquid fires.
OCarbon dioxide extinguishers put out wood fires.
Submit Answer
Skip Question
Review/Edit Your Answer

Answers

Until emergency assistance arrives, portable fire extinguishers can put out or manage a fire.

When should Portable fire extinguishers be used?

The use of portable fire extinguishers can put out or contain a fire until emergency assistance is received.

Utilize portable units exclusively for small flames or fires that are still in the early stages because their discharge times are often only a few seconds. Make a plan for a getaway. Avoid breathing in the extinguishing agent and smoke by keeping low to the ground.

Only use a portable fire extinguisher when a fire is small, restricted to a single area, and not made up of extremely flammable materials. If the fire becomes out of control, leave the premises right away and get assistance.

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In cases where the a motor vehicle (with an A/C system) is being scraped or junked, the refrigerant is being sent off-site to a reclaiming facility, then the refrigerant must be recovered to a minimum vacuum of _____ inches of mercury.

Answers

Note that the missing word in the above sentence which relates to scraping motor vehicles and refrigerant  is: "29.92"

What is the full response?

In cases where a motor vehicle (with an A/C system) is being scraped or junked, the refrigerant must be recovered to a minimum vacuum of 29.92 inches of mercury (or 1,013 millibars) before it is sent off-site to a reclaiming facility.

This is necessary to prevent the release of ozone-depleting substances, such as chlorofluorocarbons (CFCs) and hydrochlorofluorocarbons (HCFCs), into the atmosphere.

The process of recovering refrigerant involves using specialized equipment to extract the refrigerant from the A/C system and store it in a recovery cylinder for transportation to the reclaiming facility. The facility then separates and purifies the refrigerant for reuse or disposal.

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6.03 Discussion: Then & Now - Safety
Discussion Topic
I'm Done
In this unit, you have learned about the evolution of the industry’s machines, through both technology and innovation. These improvements have reduced risk and injury to the Operating Engineers.

Choose one innovation or device.
Explain why you think that technology is the most important advancement in Operating Engineers’ safety.

Answers

Answer:

Information technology is important in our lives because it helps to deal with every day's dynamic things. Technology offers various tools to boost development and to exchange information. Both these things are the objective of IT to make tasks easier and to solve many problems.

A counterflow heat exchanger operating at steady state has water entering as saturated vapor at 1 bar with a mass flow rate of 2 kg/s and exiting as saturated liquid at 1 bar. Air enters in a separate stream at 300 K, 1 bar and exits at 335 K witha negligible change in pressure. Heat transfer between the heat exchanger and its surroundings is negligible. Determine (a) the change in the flow exergy rate of each stream, in kW. (b) the rate of exergy destruction in the heat exchanger, in kW. Ignore the effects of motion and gravity. Let To 300 K,P) 1 bar.

Answers

To solve this problem, we will use the following equations:

Flow exergy rate = mass flow rate * (specific exergy + kinetic exergy + potential exergy)

Exergy destruction rate = (T_hot - T_cold) * (entropy generation rate)

where T_hot and T_cold are the hot and cold stream temperatures, respectively, and entropy generation rate can be calculated using the following equation:

Entropy generation rate = (heat transfer rate / T_hot) - (heat transfer rate / T_cold)

Given:

- Water enters at 1 bar as saturated vapor with a mass flow rate of 2 kg/s and exits as saturated liquid at 1 bar.
- Air enters at 300 K, 1 bar and exits at 335 K with negligible change in pressure.
- Heat transfer between the heat exchanger and its surroundings is negligible.

Assumptions:

- Negligible effects of motion and gravity.
- Negligible changes in kinetic and potential energy.

(a) Change in flow exergy rate:

For water:

- Inlet: The specific enthalpy and specific entropy of saturated vapor at 1 bar can be found from the steam tables to be h_in = 2776.1 kJ/kg and s_in = 7.3607 kJ/(kg*K), respectively. The specific volume can be found using the ideal gas law to be v_in = R_w*T_in/p_in = 0.2968 m^3/kg, where R_w is the specific gas constant for water vapor.
- Exit: The specific enthalpy and specific entropy of saturated liquid at 1 bar can be found from the steam tables to be h_out = 419.06 kJ/kg and s_out = 1.3043 kJ/(kg*K), respectively. The specific volume can be found using the tables to be v_out = 0.001043 m^3/kg.
- Flow exergy rate change: Using the equation above, we can find the change in flow exergy rate for water to be ΔE_dot_water = m_dot_water*(h_out + v_out*(P_0-P_in) - h_in - v_in*(P_0-P_in)) = 2*(419.06 + 0.001043*(1-1)*(10^5-1) - 2776.1 - 0.2968*(1-1)*(10^5-1)) = -5284.8 kW, where P_0 is the reference pressure of 1 bar.

For air:

- Inlet: The specific enthalpy and specific entropy of air at 300 K and 1 bar can be found from the air tables to be h_in = 301.27 kJ/kg and s_in = 1.9745 kJ/(kg*K), respectively. The specific volume can be found using the ideal gas law to be v_in = R_a*T_in/p_in = 0.8251 m^3/kg, where R_a is the specific gas constant for air.
- Exit: The specific enthalpy and specific entropy of air at 335 K and 1 bar can be found from the tables to be h_out = 331.46 kJ/kg and s_out = 2.1619 kJ/(kg*K), respectively. The specific volume can be found using the ideal gas law to be v_out = 0.9076 m^3/kg.
- Flow exergy rate change: Using the equation above, we can find the change in flow exergy rate for air to be ΔE_dot_air = m_dot_air*(h_out + v_out*(P_0-P_out) - h_in - v_in*(P_0-P_in)) = 2*(331.46 + 0.9076*(1-1)*(10^5-1) - 301.27 - 0.8251*(1-1)*(10^5-1)) = 618.5 kW, where P_out is the pressure at the exit of the heat exchanger.

Therefore, the change in flow exergy rate is -5284.8 kW for water and 618.5 kW for air.

(b) Rate of exergy destruction:

Using the entropy generation rate equation above, we can find the entropy generation rate for the heat exchanger to be:

S_gen = (Q_dot/T_hot) - (Q_dot/T_cold) = (m_dot_air*Cp_air*(T_out_air-T_in_air)/T_hot) - (m_dot_water*Cp_water*(T_out_water-T_in_water)/T_cold)

where Cp_air and Cp_water are the specific heat capacities of air and water, respectively, and T_in_air, T_out_air, T_in_water, and T_out_water are the inlet and outlet temperatures of air and water, respectively.

We know that the heat transfer rate Q_dot is the same for both fluids, so we can write:

S_gen = (Q_dot/T_hot) * (Cp_air*(T_out_air-T_in_air) - Cp_water*(T_out_water-T_in_water)/T_cold)

Substituting the given values, we get:

S_gen = (Q_dot/300) * ((1.005*(335-300)) - (4.179*(100-0)) / 373)

S_gen = 0.0145*Q_dot

where Cp_air = 1.005 kJ/(kg*K), Cp_water = 4.179 kJ/(kg*K), T_hot = 300 K, T_cold = 373 K, and Q_dot is the heat transfer rate.

The rate of exergy destruction is equal to the entropy generation rate multiplied by the average temperature, which is (T_hot + T_cold)/2 = 336.5 K, so we have:

ΔE_dot_dest = S_gen*(T_hot + T_cold)/2 = 0.0145*Q_dot*336.5

Substituting the given values, we get:

ΔE_dot_dest = 0.0145*Q_dot*336.5 = 0.0145*Q_dot*336.5 = 63.9 kW

Therefore, the rate of exergy destruction in the heat exchanger is 63.9 kW.

run the following algorithm and write the result step 1 sum=0 step 2. for i=8 up to 10 do step 3. sum=sum+i^2 step 4 output(sum)

Answers

Answer:

Explanation:

Step 1: sum=0

Step 2: for i=8 up to 10 do

Step 3: sum=sum+i^2

- when i=8, sum = 0 + 8^2 = 64

- when i=9, sum = 64 + 9^2 = 145

- when i=10, sum = 145 + 10^2 = 245

Step 4: output(sum)

- The output will be 245.

Create a Customer class that has the attributes of name and age. Provide a method named importanceLevel. Based on the requirements below, I would make this method abstract.

Answers

To create a Customer class with the attributes of name and age, you can start by defining the class with these two properties. To provide a method named importanceLevel, you can add a method to the class that calculates and returns the importance level of the customer based on certain criteria. For example, the method could calculate the importance level based on the customer's age, purchase history, and other factors. If the importance level calculation varies depending on the type of customer, you can make this method abstract. An abstract method is a method that does not have an implementation in the parent class, but it is required to be implemented in any child classes that inherit from the parent class. This ensures that each child class provides its own implementation of the method based on its specific needs. In this case, making the importanceLevel method abstract would allow for greater flexibility and customization in how the importance level is calculated for different types of customers.
Hi, to create a Customer class with the attributes of name and age, and an abstract method named importanceLevel, follow these steps:

1. Define the Customer class using the keyword "class" followed by the name "Customer."
2. Add the attributes for name and age inside the class definition using the "self" keyword and "__init__" method.
3. Use the "pass" keyword to create an abstract method named importanceLevel, which will need to be implemented by any subclasses.



Here's the code for the Customer class:
```python
class Customer:
   def __init__(self, name, age):
       self.name = name
       self.age = age

   def importanceLevel(self):
       pass
```
This class has the attributes name and age, and an abstract method called importanceLevel. Since it's an abstract method, it doesn't have any implementation, and subclasses must provide their own implementation.

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* Question 1: Design alarm system as shown below. The alarm turns on when one of the following
conditions happened:
A. Motion IR sensor & window sensor
activated.
B. Motion IR sensor & door sensor
activated.
C. Otherwise the buzzer off.
(A)
Warning
Motion
Sensors
Buzzer
Suppose that: Warning buzzer on pin 8
Motion sensor on pin 5
Window sensor on pin 6
Door sensor on pin 7
The buzzer works on beating mode.
(C)
Door
sensor
TE
(B)
Window
Sensors

Answers

Answer:

A

Explanation:

When exchanging information with anyone involved in the collision, you should _____.

Answers

Try to be as relax as possible.

Provide names of all parties involved.

Provide vehicle information and identification details.

Provide full names, address, registration numbers and insurance company details.

Explanation:

After a collision one may be confused, afraid and have no attention about the details that what happened because all the collision event happens in a short interval of time. So the first thing one should do during information exchange is to sit back and relax and be calm so that one can remind the things at some extent. After that provide all the details about injured people and the involved vehicles.

What are TCP/IP application processes such as FTP and SMTP sometimes called?

a.
network hosts

b.
network services

c.
protocol IDs

d.
link layer protocols

Answers

b. Network services.TCP/IP application processes such as FTP and SMTP are sometimes called network services because they provide specific functions or services to other devices on the network.

These services are implemented as application-layer protocols that run on top of the TCP/IP protocol suite.FTP (File Transfer Protocol) is a network service that provides a way to transfer files between computers on a network. SMTP (Simple Mail Transfer Protocol) is a network service that provides a way to send and receive email messages over a network. Other examples of TCP/IP network services include HTTP (Hypertext Transfer Protocol) for web browsing, DNS (Domain Name System) for translating domain names into IP addresses, and DHCP (Dynamic Host Configuration Protocol) for automatically assigning IP addresses to devices on a network.

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asymptotes of the root locus for the transfer function given below?
a. 0
b. 1
c. -1
d. Cannot be determined without additional information

Answers

The answer is (c) -1. An asymptote is a straight line that a curve approaches but never touches.

In the case of root locus, asymptotes refer to the imaginary axis. The number of asymptotes is equal to the number of poles of the transfer function that lie on the real axis. In this case, the transfer function has one pole on the real axis at -1, hence there will be one asymptote. The angle of the asymptote can be determined using the formula: angle(sum of angles of open-loop poles - sum of angles of open-loop zeros) / number of asymptotes. In this case, the angle of the asymptote is 180 degrees. The explanation is that as the gain of the system increases, the closed-loop poles move towards the real axis from the left half plane. At some point, they reach the imaginary axis and start moving along it, following the angle of the asymptote. In conclusion, the root locus of the transfer function has one asymptote at -1 on the imaginary axis.

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A composite plane wall consists of a 3-in. -thick layer of insulation (ks = 0. 029 Btu/h · ft · °R) and a 0. 75-in. -thick layer of siding (ks = 0. 058 Btu/h · ft · °R). The inner temperature of the insulation is 67°F. The outer temperature of the siding is 8°F. Determine at steady state (a) the temperature at the interface of the two layers, in °F, and (b) the rate of heat transfer through the wall in Btu/h·ft2 of surface area

Answers

At steady state, the temperature at the interface of the two layers is 41°F, and the rate of heat transfer through the wall is 2.48 Btu/h·ft² of surface area.

A composite plane wall is composed of two layers: a 3-inch-thick insulation with thermal conductivity ks=0.029 Btu/h·ft·°R, and a 0.75-inch-thick siding with ks=0.058 Btu/h·ft·°R. The inner temperature of the insulation is 67°F, and the outer temperature of the siding is 8°F.

(a) To determine the temperature at the interface of the two layers, we apply Fourier's Law of heat conduction: q = ks × (T1 - T2) / d, where q is the heat transfer rate, T1 and T2 are the temperatures of two points, and d is the distance between them. Since the heat transfer rate is constant across the wall, we can set up an equation for each layer:

q = 0.029 × (67 - T_interface) / 3
q = 0.058 × (T_interface - 8) / 0.75

Solving these equations simultaneously, we get T_interface = 41°F.

(b) Using the equation for either layer, we can find the rate of heat transfer through the wall:

q = 0.029 × (67 - 41) / 3
q = 2.48 Btu/h·ft²

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On a 'wear indicator type ball Joint, what does it mean when the grease fitting boss is flush with the base?

OA. The ball Joint requires lubrication

OB. The ball joint should be replaced

OC. The steering knuckle has loosened from the ball Joint

OD. Nothing, this is how they are when new

Answers

For a wear indicator type ball joint, when the grease fitting boss is flush with the base: B. The ball joint should be replaced.

What is a wear indicator?

A wear indicator can be defined as a type of technology that is designed to alert and warn a car owner or driver that the car's brake pad is needs a replacement.

Generally, a wear indicator is designed and fitted with a small boss. Thus, this small boss would continuously recede into its housing as wear occurs. However, when it recedes into the cover plate or flush with the base, it simply means that the ball joint should be replaced.

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derive the mobile kinematics k of car like robot with ackermann steering as given below, where the controils are forward speed

Answers

The most fundamental investigation into how mechanical systems behave is kinematics. To design mobile robots that are suitable for a task and to create control software for a specific mobile robot instance, we need to understand the mechanical behavior of the robot in mobile robotics.

What is kinematics?

Kinematics is a branch of physics and a division of classical mechanics that deals with the geometrically possible motion of a body or system of bodies without taking the forces into account (i.e., causes and effects of the motions).

The goal of kinematics is to describe the spatial positions of bodies or systems of material particles, as well as the speeds and velocities of those particles (acceleration).

Only particles with constrained motion—that is, particles moving along predetermined paths—can be described in terms of motion when the causing forces are ignored. In unrestrained or free motion, the forces shape the path.

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The genetic engineering of our food supply has produced varied results. Which foods available in American supermarkets are most likely to have genetically engineered ingredients?

A) Soybean oil, cottonseed oil, and corn syrup
B) Fortified wheat and oats
C) Tomatoes and corn oil
D) Milk and dairy products

Answers

The most probable items to include genetically modified ingredients in US stores are those made with soy oil, cottonseed oil, and corn syrup.

Which supermarket items in America are most likely to contain genetically modified ingredients?

Ingredients that Americans consume, such cornstarch, corn syrup, corn oil, soybean oil, canola oil, or granulated sugar, are made from a variety of GMO crops. Certain fresh produce, such as potatoes, summer squash, apples, papayas, and pink pineapples, are offered in GMO variants.

Where do the majority of Americans go to learn about nutrition?

71% of respondents who were asked to choose their top two or three sources of nutrition-related information named the news media as their primary resource. A community diet and nutrition class was reviewing the Nutrition Information label when The nurse discusses the daily percentage value.

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A study of the effects of television measured how many hours of television each of 125 grade school children watched per week during a school year and their reading scores. Which variable would you put on the horizontal axis of a scatterplot of the data?

Answers

On a scatterplot depicting the relationship between television viewing and reading scores in grade school children, the number of hours of television watched per week would be plotted on the horizontal axis.

A scatterplot is a graphical representation that allows us to visualize the relationship between two variables. In this case, the two variables being studied are the hours of television watched per week and the reading scores of grade school children. By placing the hours of television watched on the horizontal axis, we can observe any potential patterns or trends between television viewing habits and reading performance. This positioning allows us to examine if there is any correlation between increased television consumption and its impact on reading scores among the children in the study.

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In Biomedical engineering signals and systems, how is the fourier coefficient and the fourier transform expression written​

Answers

Answer:

Fourier coefficient, Ck:

\({ \rm{ c_{k}} = \int ^{ \infin} _{ - \infin } \{x(t) {e}^{jk \omega _{0} t} \} }\)

Fourier transform:

\({ \rm{x( \omega) = \int ^{ \infin} _{ - \infin} } \{x(t) {e}^{j \omega} t} \}\)

Discuss the targeted design properties for resorbable polyurethanes for tissue repair and non-resorbable polyurethane permanent implants. How can the properties of the polyurethane be tailored to the application by modifying the structure?

Answers

The property is that polyurethanes have a good tear resistance as well as tensile strength.

What is polyurethanes?

Polyurethane is an umbrella word for a group of polymers formed via the condensation of polyisocyanates and polyalcohols. Despite its xenobiotic origins, polyurethane has been discovered to be biodegradable by naturally occurring microbes.

Polyurethanes are synthesized by reacting a polyol (an alcohol having more than two reactive hydroxyl groups per molecule) with a diisocyanate or a polymeric isocyanate in the presence of appropriate catalysts and additives

To manage cell fate and tissue healing, biodegradable polyurethane platforms have been used. Cell bonding, spreading, multiplication, and separation are all influenced by framework features such as compound, mechanical, and primary. These are not fully fixed as the science of biodegradable polyurethanes, platform manufacturing technologies, and surface change approaches.

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A linear frequency-modulated signal makes a good test for aliasing, because the frequency moves over a range. This signal is

Answers

The signal called “chirp”

Answer the following questions (taken from NIEE Case Study). A. On Fred’s first day, Wally says "We’re fast at Phaust. " How might engineering decisions be affected by a corporate culture that emphasizes speed? b. Wally tells Fred he has one rule: whether news is good or bad, Fred must always tell Wally first. I. What is the potential impact of Wally’s "One Rule"? ii. How should Fred respond? c. Chuck alludes to inflating the budget as a hedge against potential budget cuts: i. What is the difference between inflating a budget and providing contingency funds as a line item? Spring 2020 d. At SuisseChem, personnel in operations work with engineering personnel in designing chemical plants, but at Phaust, operations and engineering are clearly separate. What are the implications of separating engineering from operations? e. Was Wally justified in confronting Fred about the environmental meeting? What were his motives? f. Did Fred act responsibly in both: I: lining the evaporation ponds 2: specifying cheaper controls? g. Although the chemical process was supposed to be automated, Fred allowed Manuel to volunteer to control the process manually. Is this reasonable? h. How should a company, such as Phaust, encourage honorable behavior and minimize ethical problems in the future?

Answers

Respond to the questions from the NIEE case study:

A. This can result in mistakes, accidents, and other negative outcomes.B. Fred should respond by expressing his concerns about the potential impact of this rule and suggesting alternative ways to ensure that important information is communicated effectively within the company.C. Providing contingency funds, on the other hand, involves setting aside a specific amount of money to cover unforeseen expenses that may arise during the project.D. This can result in inefficiencies and a lack of understanding of the overall goals and needs of the company.E. Specifying cheaper controls may have been irresponsible if it resulted in a lower level of safety or environmental protection.

Full explanation about NIEE

A. A corporate culture that emphasizes speed may lead to engineering decisions being made hastily without thorough consideration of potential risks or consequences. This can result in mistakes, accidents, and other negative outcomes.

B. Wally's "One Rule" may lead to a lack of transparency and accountability within the company. It may also discourage employees from sharing important information with others who may need to know. ii. Fred should respond by expressing his concerns about the potential impact of this rule and suggesting alternative ways to ensure that important information is communicated effectively within the company.

C. Inflating a budget involves intentionally increasing the estimated cost of a project in order to secure more funding than is actually needed. Providing contingency funds, on the other hand, involves setting aside a specific amount of money to cover unforeseen expenses that may arise during the project.

D. Separating engineering from operations can lead to a lack of communication and collaboration between these two departments. This can result in inefficiencies and a lack of understanding of the overall goals and needs of the company.

E. Wally may have been justified in confronting Fred about the environmental meeting if he felt that Fred was not being transparent about his actions. However, his motives may have been self-serving if he was more concerned about protecting his own reputation than about addressing potential environmental concerns.

F. Fred acted responsibly in lining the evaporation ponds in order to prevent contamination of the surrounding environment. However, specifying cheaper controls may have been irresponsible if it resulted in a lower level of safety or environmental protection.

G. Allowing Manuel to control the process manually may not have been reasonable if it put him or others at risk or if it resulted in a lower level of quality or efficiency.

H. A company like Phaust can encourage honorable behavior and minimize ethical problems by creating a strong code of ethics, providing regular training on ethical issues, and promoting a culture of transparency and accountability.

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500 shares at $2.80 1000 shares at $1.90 average cost per share?

Answers

The average cost per share is $0.0031 per share

How do we calculate average cost per share?

To calculate the average cost, divide the total purchase amount by the number of shares purchased to figure the average cost per share.

The average cost share method is commonly used by investors for mutual fund tax reporting.

Therefore average cost per share = Total cost/ total share owned.For example, an investor that has $1000in an investment and owns 500 shares would have an average cost basis of $2 i.e ($10,00 / 500).

Similarly,The total cost =$ 2.80+ $1.90 = $4.70

The total share owned = 500+ 1000 = 1500

average cost = 4.70/1500 = $0.0031 per share.

Therefore the average cost per share is $0.0031 per share.

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The * key is used for ____.

Answers

the * key is used for multiplication

.Write a program that uses a void function void miles_to_km() to generate a kilometer
conversion table for all even kilometers from 2 miles to 62 miles. Use two decimal
places for kilometers.

Answers

Explanation:

rational

Step-by-step explanation:

The discriminant (d) of a quadratic equation ax^2 + bx + c = 0ax

2

+bx+c=0 is:

\boxed{\mathrm{d =} \ b^2 - 4ac}

d= b

2

−4ac

.

If:

• d > 0, then there are two real solutions

• d = 0, then there is a repeated real solution

• d < 0, then there is no real solution.

In this question, we are given the quadratic equation 3x^2 + 4x - 2 = 03x

2

+4x−2=0 . Therefore, the discriminant of the equation is:

b² - 4ac = (4)² - 4(3)(-2)

= 16 - (-24)rational

Step-by-step explanation:

The discriminant (d) of a quadratic equation ax^2 + bx + c = 0ax

2

+bx+c=0 is:

\boxed{\mathrm{d =} \ b^2 - 4ac}

d= b

2

−4ac

.

If:

• d > 0, then there are two real solutions

• d = 0, then there is a repeated real solution

• d < 0, then there is no real solution.

In this question, we are given the quadratic equation 3x^2 + 4x - 2 = 03x

2

+4x−2=0 . Therefore, the discriminant of the equation is:

b² - 4ac = (4)² - 4(3)(-2)

= 16 - (-24)

= 40

Since the discriminant, 40, is greater than zero, the quadratic equation has 2 rational solutions.

= 40

Since the discriminant, 40, is greater than zero, the quadratic equation has 2 rational solutions.

The steady-state data listed below are claimed for a power cycle operating between hot and cold reservoirs at 1200 K and 400 K, respectively. For each case, evaluate the net power developed by the cycle, in kW, and the thermal efficiency. Also in each case apply the equation below on a time-rate basis to determine whether the cycle operates reversibly, operates irreversibly, or is impossible.
(a) Qh(dot)=600 kW, Qc(dot)=400 kW
(b) Qh(dot)=600 kW, Qc(dot)=0 kW
(c) Qh(dot)=600 kW, Qc(dot)=200 kW

∮ (δQ/T)_b = -σ_cycle

Answers

Answer:

(a) Qh(dot)=600 kW, Qc(dot)=400 kW  is an irreversible process.

(b) Qh(dot)=600 kW, Qc(dot)=0 kW  is an impossible process.

(c) Qh(dot)=600 kW, Qc(dot)=200 kW  is a reversible process.

Explanation:

T(hot) = 1200k, T(cold) = 400

efficiency n = (Th - Tc ) / Tc

n = (1200 - 400) / 1200 = 0.667 (this will be the comparison base)

(a)

Qh = 600 kW, Qc = 400 kW

n = (Qh - Qc) / Qh ⇒ (600 - 400) / 600

n = 0.33

0.33 is less than efficiency value from temperature 0.67

∴ it is irreversible process

(b)

Qh = 600 kW, Qc = 0

n = (Qh - Qc) / Qh ⇒ (600 - 0) / 600 = 1

efficiency in any power cycle can never be equal to one.

∴ it is an impossible process.

(c)

Qh = 600 kW, Qc = 200 kW

n = (Qh - Qc) / Qh = (600 - 200) / 600

n = 0.67 (it is equal to efficiency value from temperature)

∴ it is a reversible process

explain the difference in the importance of drafts in green-sand casting versus permanent-mold casting.

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In green-sand casting, drafts are essential because they provide a gradual slope in the molds that allows the casting to be released easily.

Drafts are not as important in permanent-mold casting because the mold is generally made of metal and can be more easily broken apart. Drafts can still be used in permanent-mold casting, but they are not as necessary.

Greensand is a mixture of quartz sand, water and bentonite. The sample product used is a 90o elbow measuring 0.5 inches with white cast iron material. The surface roughness was observed by visual observation of the casting results of the two green sand mold compositions.

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Why is not adjust the depth of cut in the center of work piece in facing turning?

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Answer:

I am not sure it's confusing

Positive engagement or movable pole shoe type starters are normally found on older vehicles built by _____. A)GM B)Ford C)Chrysler D)Toyota.

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Ford requested inclusion so that the firm wouldn't suffer, but the Treasury Department lent money and purchased GM and Chrysler stock instead.

Companies that relied on credit suffered greatly during the 2008 financial crisis, commonly known as the "credit crisis," and as a result, the automotive industry experienced a crisis from 2008 to 2010. Prior to the crisis, the automotive industry had been suffering from the rise in car fuel prices and the energy crisis, which had deterred consumers from purchasing fuel-hungry vehicles. Although the 2008 financial crisis had an impact on the European and Asian automobile industries, it had the greatest impact on the American industry because it was the source of the financial catastrophe. Therefore, the "Big Three" automakers—GM, Chrysler, and Ford—asked Congress for a financial bailout and issued a bankruptcy warning for GM and Chrysler.

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given a list of vehicles and their owners, identify the newest vehicle owned by the owner of most vehicles as well as the total number of vehicles owned by that person

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The below code is done in the C language.

def doProject(input:list)->str:

   # declaring the datatypes

   carCount=dict()

   cars=dict()

   maxCars=0

   owner=""

   # itereating thorouh the list

   for i in input:

       words=i.split(',')

       carCount[words[2]]=carCount.get(words[2],0)+1

       cars[words[2]]=cars.get(words[2],[])

       cars[words[2]].append([words[0],int(words[1].split('/')[2])])

       if carCount[words[2]]>maxCars:

           owner=words[2]

           maxCars=carCount[words[2]]

           

   maxSpeed=0

   make=""

   

   # finding the latest model name

   car=cars[owner]

   year=0

   model=""

   for c in car:

       if c[1]>year:

           year=c[1]

           model=c[0]

   # setting the model speed and maker info

   if model=='Camry':

       maxSpeed=100

       make='Toyota'

   elif model=='Prius':

       maxSpeed=80

       make='Toyota'

   elif model=='Corvette':

       maxSpeed=160

       make='Chevrolet'

   elif model=='Challenger':

       maxSpeed=155

       make='Dodge'

   # returning the result of the program

   return f'{owner} has {maxCars} vehicles and is currently driving a {year} {make} {model} that goes {maxSpeed} mph.'

A general-purpose programming  C language for computers is called C (pronounced like the letter C) By design, C's features neatly reflect the CPUs it is intended to run on. Although its use in application software is waning, it continues to be useful in operating systems, device drivers, and protocol stacks. From the largest supercomputers to the smallest microcontrollers and embedded systems, C is frequently employed on different types of computer architectures.

Ritchie initially created C at Bell Labs between 1972 and 1973 to create tools that ran on Unix. It is the successor to the programming language B. The Unix operating system's kernel was re-implemented using it. [8] C increasingly grew in popularity throughout the 1980s. It has changed.

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Using Huffman encoding scheme on a set S of n symbols with frequencies fi, f2, ..., fn, what is the longest a codeword could possibly be? Give an example set of frequencies that would produce this case. Note that your set of frequencies must be defined in such a way that it is generalizable for any value of n. This set of frequencies must be valid, meaning that the frequencies of all characters sums to 1, though you do not need to prove this. Additionally, you do not need to prove that your proposed set of frequencies will produce the desired result.

Answers

Huffman encoding's longest codeword is n-1 bits long. For instance, f i = 2(i-1)/2n.

What is the longest codeword that may be used in a Huffman encoding of an n-symbol alphabet?

The length of the longest codeword is n 1. This number is obtained by encoding n symbols, where n 2 of them have probabilities of 1/2,1/4,...,1/2n-2, and two of them have probabilities of 1/2n-1. Never can a codeword be longer than length n 1.

For an input alphabet of size n, what is the tallest Huffman tree that can be constructed?

The longest code, or the maximum depth, is 255.ac if by "all bytes" you mean the 256 potential byte values that can be used as symbols.

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in fort a shied pot is 50

Answers

Yes!! Hope this helps
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