Answer:
Explanation:
The image that is supposed to be attached to the question is displayed in the diagram below.
Applying Nodal Analysis at node 1;
\(\dfrac{V_o -50}{12.5*10^{-3}} + \dfrac{V_o}{50*10^3}+\dfrac{V_o-7500 \ in}{10*10^3}=0\)
where;
\(in = \dfrac{V_o}{50*10^3}\) (from the circuit)
= \(\dfrac{V_o-50}{12.5}+\dfrac{V_o}{50} + V_o -\dfrac{7500 *V_o }{\frac{50*10^3}{10}}=0\)
= \(V_o [ \dfrac{1}{12.5}+\dfrac{1}{50}+\dfrac{1}{10}-\dfrac{75}{500}] = \dfrac{50}{12.5}\)
= \(V_o[ \dfrac{500*500+12.5*5000+12.5*5000*5-75*12.5*500}{12.5*50*10*500}]= \dfrac{50}{12.5}\)
= \(V_o = 80 \ volts\)
\(in = \frac{80}{50*10^3}= 1.6 mA \\ \\ 7500*in = 120 volts \\ \\ I = \frac{120-80}{10(10^3} =4*10^{-3} Amps \\ \\ \\ \\ P_{generated} = 75000*in*I \\ \\ P_{generated} = 120*4*10^{-3} \\ \\ P_{generated} = 480 \ MW\)
11. Two technicians are discussing tire rotation. Technician A says that you always follow the tire-rotation procedure outlined in the owner's manual or online service information. Technician B says that the modified "X" rotation pattern is seldom used. Which technician is correct? A. Both Technicians A and B B. Technician B only C. Neither Technician A nor B D. Technician A only
Answer:
Technician A
Explanation:
Technician A is correct. Technician B is wrong, as different drive vehicles (FWD, RWD, AWD, 4WD) each require a certain rotation for optimal tire wear.
define a class named history with the following public interface: class history { public: history(int nrows, int ncols); bool record(int r, int c); void display() const; }; the constructor initializes a history object that corresponds to an arena with nrows rows and ncols columns. you may assume (i.e., you do not have to check) that it will be called with a first argument that does not exceed maxrows and a second that does not exceed maxcols, and that neither argument will be less than 1. the record function is to be called to notify the history object that a poisoned carrot has been dropped at a grid point that does not currently have a poisoned carrot. the function returns false if row r, column c is not within the bounds implied by the history constructor; otherwise, it returns true after recording what it needs to. this function expects its parameters to be expressed in the same coordinate system as an arena (e.g., row 1, column 1 is the upper-left-most position). the display function clears the screen and displays the history grid as the posted programs do. this function does clear the screen, display the history grid, and write an empty line after the history grid; it does not print the press enter to continue. after the display (that should be done somewhere else in the program). (note to xcode users: it is acceptable that clearscreen() just writes a newline instead of clearing the screen if you launch your program from within xcode, since the xcode output window doesn't have the capability of being cleared.)
The logical point where different software entities communicate is known as a public interface in computer science.
What is meant by public interface?The logical point where different software entities communicate is known as a public interface in computer science. A single computer, a network, or a variety of other topologies may be used for the entities to interact with one another.A class's public properties and methods (variables or fields you may read the values of or assign to) form its public interface (functions you can call). Therefore, the task is to develop something that is not a subclass of LinkedList.For instance, protected methods could be accessed by creating a subclass.Due to the fact that an interface is a contract meant to be utilized by other classes, interface methods are implicitly public in C#. Moreover, when you implement these methods, you have to declare them to be public rather than static.To learn more about public interface refer
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This wired networking standard specifies the order in which data is sent through the network.
Select one:
a. Ethernet
b. WiMAX
c. LTE
d. TCP/IP
The wired networking standard that specifies the order in which data is sent through the network is Ethernet.
Ethernet is a widely used wired networking standard that defines the protocols and specifications for data transmission over a local area network (LAN). It specifies the order in which data is sent through the network by utilizing the Carrier Sense Multiple Access with Collision Detection (CSMA/CD) algorithm.
The CSMA/CD algorithm ensures that multiple devices connected to an Ethernet network can share the same communication medium without interfering with each other. Before transmitting data, a device using Ethernet listens to the network to detect if it is clear to send data. If the network is busy, it waits for an opportune moment. Once the network is clear, the device sends the data, constantly monitoring for collisions. If a collision occurs (when two or more devices transmit data simultaneously), they stop transmitting, wait for a random period of time, and then retry.
By following this protocol, Ethernet ensures orderly and efficient data transmission within the network, minimizing collisions and maximizing data throughput. It has become the de facto standard for wired local area networks due to its reliability, scalability, and widespread adoption.
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P12.65 At a point in a solid body subjected to plane stress, Ox = 9.2 ksi, Oy = 35.8 ksi, and Txy = 6.4 ksi, a acting as shown in Figure P12.65a. For plane n shown in Figure P12.65b, determine: (a) the resultant stress S. (b) the normal stress on and the shear stress Int.
The resultant stress S is 14.8 ksi, the normal stress on plane n is 17.6 ksi, and the shear stress on plane n is -4.9 ksi.
The resultant stress S can be determined by using the following equation:
\(S = \sqrt{ [(Ox - Oy)^2 + 4Txy^2]}/2\)
Plugging in the given values:
\(S = \sqrt{[(9.2 - 35.8)^2 + 4(6.4)^2]} /2\)
\(S =\sqrt{[707.56 + 163.84]} /2\)
S = \(\sqrt{[871.4]} /2\)
S = 14.8 ksi
For the normal stress on plane n, we can use the following equation:
\(On = (Ox + Oy)/2 + (Ox - Oy)/2*cos(2*\theta) + Txy*sin(2*\theta)\)
Plugging in the given values and assuming theta = 45 degrees:
On = (9.2 + 35.8)/2 + (9.2 - 35.8)/2*cos(2*45) + 6.4*sin(2*45)
On = 22.5 + (-13.3)*0.707 + 6.4*0.707
On = 22.5 - 9.4 + 4.5
On = 17.6 ksi
For the shear stress on plane n, we can use the following equation:
\(Tn = -(Ox - Oy)/2*sin(2*\theta) + Txy*cos(2*\theta)\)
Plugging in the given values and assuming theta = 45 degrees:
Tn = -(9.2 - 35.8)/2*sin(2*45) + 6.4*cos(2*45)
Tn = -13.3*0.707 + 6.4*0.707
Tn = -9.4 + 4.5
Tn = -4.9 ksi
Therefore, the resultant stress S is 14.8 ksi, the normal stress on plane n is 17.6 ksi, and the shear stress on plane n is -4.9 ksi.
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What is the output? for num in range(3): print (num + 5)
Answer: 5 6 7
Explanation:
you can run this in python and get this result
The output for the given program is: 5 6 7
What is Python Programming Language?This refers to the high-level language that was created and is used for data structures due to its OOP (object-oriented programming).
Hence, this python code asks for an array of numbers in the range of 3 and when that is found, it should make a display of the number and increment it.
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1. Plot the normal and shear components of stress on the fictitious element relative to (1) Cartesian coordinator system, (2) a cylindrical coordinator system, and (3) a spherical coordinate system. Note: Your drawing should be by hand and in a 3D manner. Write the stress notation in matrix form for three coordinator systems. Explain the biological motivations for using the above three coordinator systems.
Answer:
d
Explanation:
An organization sets its standards for quality according to the best product it can produce.
True
False
Answer:
True!! took the test
Explanation:
The steps for proper studing for the exam. -1 (use: First, Then, Next, After that, Finally)
Answer:
here is your answer
Explanation:
1. First observe the syllabus for all subjects.
2. Then gather all your books
3. For a particular exam read the book related to it ( if possible read early in the morning.
4. After that write the things you learnt by reading.
5. Finally give your exams by giving it all
HOPE IT HELPS......
OM NAMO SHIVAYE
What types of materials are best for preventing heat transfer through convection?.
The types of materials are best for preventing heat transfer through convection include the following:
FiberglassWoolCottonPaper (wood cellulose)StrawFoamsWhat are the types of energy transmission?In Science, there are three (3) main types of heat energy transmission and these include the following:
ConvectionRadiationConductionWhat is convection?Convection can be defined as a heat energy transfer process which typically involves the transfer of heat, as a result of the movement of mass.
Based on scientific research and experiments, convection is generally considered to be a more effective and efficient means of heat transport on planet Earth when compared to conduction.
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complete the function runninglate such that the logical variable ontime is true if notraffic is true and gasempty is false. ex: >> notraffic
function onTime = RunningLate(noTraffic,gasEmpty) %onTime = (noTraffic)& not(gasE
What is MATLAB Documentation 1?function onTime = RunningLate(noTraffic,gasEmpty) % complete the logical expression to the right of = using the variables noTraffic and gasEmpty onTime = noTraffic & ~gasEmpty; % Check if the noTraffic is true and the gasEmpty is false if (noTraffic == true) && (gasEmpty == false) % set onTime to true onTime = true; end return;endThe function starts by setting onTime equal to noTraffic and the negation of gasEmpty, using the logical operator &. The negation of gasEmpty is calculated using the ~ operator. If noTraffic is true and gasEmpty is false, onTime will be true.Next, the function has an if statement to check if noTraffic is true and gasEmpty is false. If the conditions are met, onTime is set to true.Finally, the function returns the value of onTime by using the return statement. The function ends with the end keyword.To learn more about MATLAB Documentation 1 refers to:
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A salvage part is considered aftermarket? true or false
a pressure cooker is a pan that cooks food much faster than ordinary pans by maintaining a higher pressure and temperature during cooking. the pressure inside the pan is controlled by a pressure regulator (the petcock) which keeps the pressure at a constant level by periodically allowing some steam to escape, thus preventing any excess pressure buildup. a certain pressure cooker has a volume of 6 l and an operating pressure of 75 kpa gage. initially, it contains 1 kg of water. heat is supplied to the pressure cooker at a rate of 500 w for 30 min after the operating pressure is reached. assuming an atmospheric pressure of 100 kpa, determine: a) the temperature at which cooking takes place. b) the amount of water left in the pressure cooker at the end of the process. assume some liquid water is still in the pan.
More cooking is done before the water actually begins to boil thanks to the raised pressure inside the cooker, which raises the boiling point of water above 1000C. In the end, food cooks more quickly.
Slow-cooked meals can be quickly prepared with pressure cookers. They are efficient in terms of electricity consumption and are excellent for tenderizing less expensive portions of meat. They are a healthy cooking method since they effectively retain nutrients and can cut cooking times by up to 50%. Water boils at 121°C (250°F) at that pressure. As a result, food may cook at considerably greater temperatures than it could under atmospheric pressure. Additionally, because cooking reactions quicken at higher temperatures, food cooks more quickly it is a good technology.
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To measure an object accurately, what point on the ruler would you align with the object edge
Answer:
Along the zero to measure an object on a ruler
Hey guys can anyone list chemical engineering advancement that has been discovered within the past 20 years
For a 20-ampere 120-volt branch circuit, the maximum loading permitted is ___ va.
2,400 volt-amperes (20 x 120 = 2,400) can be carried by a 20-ampere, 120-volt branch circuit. A 20-amp branch circuit can support a maximum of three devices (2,400 x 750 = 3.2 = 3).
Each outlet for a heavy-duty lamp holder must be estimated at a minimum of 600 volt-amperes in line with Section 220.14(E). Multiply 600 volt-amperes by 125 percent because the load is continuous (600 x 125 percent Equals 750 volt-amperes). 2,400 volt-amperes (20 x 120 = 2,400) can be carried by a 20-ampere, 120-volt branch circuit. A 20-amp branch circuit can support a maximum of three devices (2,400 x 750 = 3.2 = 3). For 16 outlets with heavy-duty lamp holders, six 20-ampere branch circuits are needed.
An inaccurate result can be obtained by first determining the total volt-amperes of all the heavy-duty lamp holders and then dividing that number by the number of volt-amperes in each 20-ampere branch circuit. For instance, 16, multiplied by 600 volt-amperes, is 9,600 volt-amperes (16, multiplied by 600 = 9,600 volt-amperes). Due to the continuous nature of the load, multiply 9,600 volt-amperes by 125 percent (12,000 volt-amperes from 9,600 volt-amperes).
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Select all the correct answers. What are two reasons why the terrestrial planets formed closer to the sun after a supernova event that initiated the formation of the solar system?
What signal propagation phenomena causes the diffusion, or the reflection in multiple different directions, of a signal?
In the radio communication system, multipath is the propagation phenomenon that causes diffusion or reflection in multiple different directions of a signal.
Multipath is a propagation mechanism that impacts the propagation of signals in radio communication. Multipath results in the transmission of data to the receiving antenna by two or more paths. Diffusion and reflection are the causes that create multiple paths for the signal to be delivered.
Diffraction occurs when a signal bends around sharp corners; while reflection occurs when a signal impinges on a smooth object. When a signal is received through more than one path because of the diffraction or reflection, it creates phase shifting and interference of the signal.
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A heat engine is a device able to transform work into heat.
a. True
b. False
Answer:
Option B: False
Explanation:
A heat engine is a device which operates in a manner that heat is converted into mechanical work.
A simple example of a heat engine is a drinking bird. The oscillatory motion of the drinking bird is as a result of the thermal expansion and contraction of a chemical compound in its beak, which creates an imbalance in its position of equilibrium. This causes it to oscillate.
Heat engines usually work by extracting heat once there is a temperature gradient available in the system and using it to perform work. Another good example is the internal combustion engine. It extracts heat from the explosion of the burning fuels and uses it to power the car.
Demonstrate skills that enable both high and low level testing of industrial data network systems, whilst utilising industrial standard equipment and implementing accredited testing methods. 3. Analyse network data, in terms of signal quality, integrity and identify data anomalies, with a view to provide qualified reasoning as to why any problems occur. ENG 6AB 2. Identify, critically analyse and communicate the potential technical problems in the industrial communication system to the stake holders. 3. Critically evaluate the performance, research and provide solution to a complex engineering problem using the available tools and equipment in the laboratory and the work place. 4. Define the synthesis of significant installations of the communication systems in industry through applied knowledge and practical skills to maintain a secure control of the physical processes in the infrastructure.
To enable high and low level testing of industrial data network systems, skills such as proficiency with industrial standard equipment and implementation of accredited testing methods are crucial.
These skills encompass knowledge of network protocols, configuration, and troubleshooting techniques necessary to conduct comprehensive testing of industrial data network systems. Utilizing industrial standard equipment ensures compatibility and accuracy in testing, while implementing accredited testing methods guarantees adherence to recognized industry standards and best practices.
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Before a rotameter can be used to measure an unknown flow rate, a calibration curve of flow rate versus rotameter reading must be prepared.
a. True
b. False
Which number is equivalent to the decimal number 149?
A.
11011011
B.
100101012
C. 001001112
D. 101010012
Answer:
letter B
Explanation:
basta yan anwer
How are glasses a form of technology and how do they involve engineering aspects?
Please help!!!!
assume the trend in architectural design is toward more contemporary styled homes. because of this trend, a conservatively designed traditional home will tend to
As the trend in architectural design is moving towards more contemporary styled homes, traditional homes are becoming less desirable. People are looking for sleek, modern, and functional homes that reflect their current lifestyle.
The trend in architecture is now moving towards clean lines, simple materials, and open floor plans. Contemporary homes are designed with functionality and practicality in mind, and they are often built using sustainable materials. The result is a home that is not only beautiful but also environmentally friendly.
Traditional homes will tend to be overlooked by buyers in today's market. People want a home that is modern and that reflects their current lifestyle. While traditional homes are still popular with certain groups of people, they are no longer the go-to choice for most buyers.
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usgs stream-gauging stations record water depth, , and channel in order to calculate the discharge of the stream.
USGS stream-gauging stations record water depth and velocity and channel width in order to calculate the discharge of the stream.
Water discharge is used as a support for people's lives in the form of liquid substances. Water has the most important role in human needs. Water discharge is very closely related to time & volume. Water discharge is the velocity of the flow of liquid through the cross-sectional distance per unit time. Water discharge uses volume units per time or ml/second, liters/second, m³/second, liters/hour, m³/hour, and various other units. Discharge units are often used in monitoring the capacity (capacity) of water in rivers or dams so that the existing water can be controlled.
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Please I need help with this
Photosynthesis energy is stored in the cells of green plants through
process called ______?
In a water jet macning, the mass flow rate of water is found to be 0.05 kg/s. consider water density as 996 kg/m and 0.02 cm is the diameter of the hole from which water jet comes out. neglect all the losses and potential head differences. determine the minimum pressure at which water suppling pump must operate.
The minimum pressure at which the water-supplying pump must operate is approximately 2.45 x 10⁶ Pa or 2450 bar.
Solution:To calculate the minimum pressure at which the water-supplying pump must operate, we need to use the formula for the volumetric flow rate of a fluid:
Q = A * v
where,
Q =the flow rate
A = the cross-sectional area of the hole
v = the velocity of the fluid.
We can use this formula to determine the velocity of the water, and then use the Bernoulli equation to determine the minimum pressure.
From the question:
ṁ=0.05 kg/s
ρ= 996 kg/m
d= 0.02 cm
Calculating the area of the hole:
A = (π/4) * (d²)
where,
d is the diameter of the hole, and pi is approximately 3.14.
d = 0.02 cm = 0.0002 m
A = (3.14/4) * (0.0002 m)² = 1.57 x 10⁻⁷ m²
Using the mass flow rate to calculate the velocity of water:
Q = ṁ / ρ
where,
Q = the volumetric flow rate
ṁ = the mass flow rate
ρ = the density of water.
Q = (0.05 kg/s) / (996 kg/m³)
Q = 5 x 10⁻⁵ m³/s
Using the area of the hole to find the velocity of water
v = Q / A
v = (5 x 10⁻⁵ m³/s) / (1.57 x 10⁻⁷m²)
v = 318.8 m/s
Using the Bernoulli equation to find the pressure:
P = Patm + (1/2) * ρ * v²
where,
P = the pressure
Patm = the atmospheric pressure
ρ =the density of water
v = the velocity of the water.
P = Patm + (1/2) * (996 kg/m³) * (318.8 m/s)²
Hence, the minimum pressure at which the water-supplying pump must operate is approximately 2.45 x 10⁶ Pa or 2450 bar.
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For a building to maintain positive pressure with various fuel-burning appliances operating, a(n) _____ should be used.
Answer:
A fan/blower should be used
Explanation:
In a building the air pressure could be positive or negative and each if these depends on the air tightness of the building and could also be caused sometimes by wind and other factors.
When there is positive pressure, we have it that the pressure in the building is more than the outside pressure. Positive pressure also helps with an improvement in the quality of air in a building since it would take out smokes and other particulates.
Therefore to maintain positive pressure a fan or blower should be used.
Technician A says The yaw sensor can measure the difference between the actual direction that the vehicle is traveling and the direction the driver is trying to steer the vehicle by way of the steering angle sensor. Technician B says This difference is called the slip angle. Who is correct
Neither technician A or B is correct. See the meaning of Yaw sensor below.
What is Yaw Sensor?The yaw rate sensor detects if the vehicle is spinning around its vertical axis. It assists the ESP control unit in determining the vehicle's present driving-dynamic condition. It must be situated near the vehicle's center of gravity for this function.
When it fails, you will lose traction control and notice warning lights such as the Check Engine light, the stability or traction control light, and OBD2 fault codes. This tutorial will teach you all there is to know about yaw sensors and what they are used for.
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The re truck is moving forward at a speed of 35 mi /hr and is decelerating at the rate of 10 ft/sec2. Simultaneously, the ladder is being raised and extended. At the instant considered the angle is 30° and is increasing at the constant rate of 10 deg /sec. Also at this instant the extension b of the ladder is 5 ft, with b ˙ = 2 ft/sec and b ¨ =−1 ft/sec2. For this instant determine the acceleration of the end A of the ladder (a) with respect to the truck and (b) with respect to the ground.
Answer:
(a). -1.76i + 0.76j ft/s^2.
(b). -10.42i + 5.7j ft/s^2.
Explanation:
So, we are given the following data or parameters in the question/problem above;
=> "The fire truck is moving forward at a speed = 35 mi /hr and is decelerating at the rate = 10 ft/sec2."
=> "At the instant considered the angle = 30° and is increasing at the constant rate = 10 deg /sec. Also at this instant the extension b of the ladder = 5 ft, with b ˙ = 2 ft/sec and b ¨ =−1 ft/sec2"
STEP ONE: Convert the angular speed to rad/s and speed to ft/s.
Angular speed => π/18 rad/s
Speed => 35 × 1.46667 = 52.33 ft/s
STEP TWO: determine the coordinate form of the acceleration of the truck.
= - 10(cos 30°)i - sin(30°)j [π/18 × K] × 25i[π/18 × K] × 2i × [π/9 × K] - 1i.
= -10.42i + 5.7j ft/s^2.
PLEASE NOTE: The step TWO above is the solution to the second part (b) of this question which is the with respect to the ground.
STEP THREE:
This, from step two above;
( -10.42i + 5.7j ) - ( acceleration of the truck).
= - 10.42i + 5.7j - - 10(cos 30°)i - sin(30°)j = -1.76i + 0.76j ft/s^2.
Overview
Your task is to generate a set of developer defined data types to represent the primary objects for managing a tour list.
A console application has been provided and is in the AssessmentSolution folder. Open this solution using Visual Studio 2022. Evaluation rubric can be found in the Feedback ReadMe.md file.
General Validation Rules
All validation is to be performed by throwing exceptions. Here are some general requirements.
Exceptions must have meaningful error messages.
Error messages must include details about the limits for acceptable values.
All string information must contain text. Null, empty, and plain white-space text is not allowed. Sanitize your strings by trimming the leading and trailing whitespace.
The Destination
A file has been created called Destination.cs in the project. Code a class definition creating a class called Destination that has two auto-implemented properties (with private set):
a string called Location
one DateTime called VisitDate.
These data properties will be validated and initialized via a greedy constructor.
Override the ToString() method to return the Destination's data, as a comma delimited string.
The Transport
A file has been created called Transport.cs in the project. Code a class definition creating a class called Transport that has two fully implemented public properties (public get/set):
a string fields called Name
an integer field called Capacity.
The class will implement only a greedy constructor. Validation is performed within the properties. The Capacity must be a positive non zero value.
Override the ToString() method to return the Transport's data, as a comma delimited string.
The Tour
A file has been created called Tour.cs in the project. Code a class definition creating a class called Tour that has:
one string public fully-implemented property (public get/set) called Name (set: validation of string),
one enum TourType auto-implmented property (public get/set) called Type,
one public Transport auto-implemented property (with private set) called Vehicle,
one public List auto-implemented property (public get/private set) called Sites
one public integer property (with no set) called Duration.
The property Duration will return length of the tour in days. The Tour constructor will be a greedy constructor receiving a Name, TourType, Vehicle and list of Destinations. Ensure the List property has an instance (either from the parameter or initialized locally).
HINT: Managing DateTime: subtracting two dates
equation: (datetime1 - datetime2).Days
results: returns the difference in days as integer
The Program
A file has been created called Program.cs in the project. Do not modify the logic of this file. The try body has been commented out so you can compile your work as you create each class definition. You can uncomment the line logic as you complete each class. A comment line has been placed in front of the line logic identifying the line logic purpose.
Build and Run your program periodically, and commit frequently.
When you are finished make sure to push your code to your github remote assessment repository.
Based on the given instructions, you need to implement three classes: `Destination`, `Transport`, and `Tour`. Here are the class definitions and their respective validations:
How to write the programDestination.cs:
using System;
public class Destination
{
public string Location { get; private set; }
public DateTime VisitDate { get; private set; }
public Destination(string location, DateTime visitDate)
{
if (string.IsNullOrWhiteSpace(location))
throw new ArgumentException("Location cannot be null or empty.");
Location = location.Trim();
if (visitDate == default)
throw new ArgumentException("Visit date must be provided.");
VisitDate = visitDate;
}
public override string ToString()
{
return $"{Location},{VisitDate:yyyy-MM-dd}";
}
}
```
Transport.cs:
```csharp
public class Transport
{
private string name;
private int capacity;
public string Name
{
get { return name; }
set
{
if (string.IsNullOrWhiteSpace(value))
throw new ArgumentException("Name cannot be null or empty.");
name = value.Trim();
}
}
public int Capacity
{
get { return capacity; }
set
{
if (value <= 0)
throw new ArgumentException("Capacity must be a positive non-zero value.");
capacity = value;
}
}
public Transport(string name, int capacity)
{
Name = name;
Capacity = capacity;
}
public override string ToString()
{
return $"{Name},{Capacity}";
}
}
```
using System;
using System.Collections.Generic;
using System.Linq;
public enum TourType
{
Group,
Individual
}
public class Tour
{
public string Name { get; set; }
public TourType Type { get; set; }
public Transport Vehicle { get; private set; }
public List<Destination> Sites { get; private set; }
public int Duration => (Sites.Max(d => d.VisitDate) - Sites.Min(d => d.VisitDate)).Days;
public Tour(string name, TourType type, Transport vehicle, List<Destination> sites)
{
if (string.IsNullOrWhiteSpace(name))
throw new ArgumentException("Name cannot be null or empty.");
Name = name.Trim();
Type = type;
Vehicle = vehicle ?? throw new ArgumentNullException(nameof(vehicle));
Sites = sites ?? new List<Destination>();
}
}
```
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