a) Write accessor methods getitemID(), getDescription(), getUnitsonHand() and getPrice () that return the appropriate values in Stock Item class. i. itemID- The itemID field is an int variable that holds the item id number. ii. description- The description field references a String object that holds a brief description of the item. iii. unitsonHand- The unitsonHand field is an int variable that holds the number of units currently in inventory. iv. price- The price field is a double that holds the item Product price.
Answers
These accessor methods, you can access the values of the Stock Item class's variables and use them in other parts of your program as required.
In the Stock Item class, you can define accessor methods to retrieve the values of itemID, description, unitsonHand, and price. Here's an example of how these methods can be implemented:
```java
public class StockItem {
private int itemID;
private String description;
private int unitsonHand;
private double price;
// Constructor and other class methods
public int getItemID() {
return itemID;
}
public String getDescription() {
return description;
}
public int getUnitsonHand() {
return unitsonHand;
}
public double getPrice() {
return price;
}
}
```
In the above code, the StockItem class has private instance variables for itemID, description, unitsonHand, and price. The accessor methods are public methods that allow access to these private variables from outside the class.
The `getItemID()` method returns the value of the itemID variable as an int. Similarly, the `getDescription()` method returns the value of the description variable as a String. The `getUnitsonHand()` method returns the value of the unitsonHand variable as an int, and the `getPrice()` method returns the value of the price variable as a double.
By calling these accessor methods on an instance of the StockItem class, you can retrieve the appropriate values for itemID, description, unitsonHand, and price. For example:
```java
StockItem item = new StockItem();
// Set values for itemID, description, unitsonHand, and price
int itemID = item.getItemID();
String description = item.getDescription();
int unitsonHand = item.getUnitsonHand();
double price = item.getPrice();
// Use the retrieved values as needed
```
By using these accessor methods, you can access the values of the Stock Item class's variables and use them in other parts of your program as required.
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Related Questions
Which of the following scenarios demonstrate the conservation of either linear or angular momentum?
1.A parent pushes a merry-go-round and, consequently, it spins faster.
2.From opposite sides of a room, two identical balls of putty move toward each other, without friction, at the same velocity and, eventually, they collide; the result is one ball of putty with zero velocity.
3.A penny is dropped from the top of a building and its velocity increases as it falls due to the acceleration from gravity.
4.An ice skater tucks in her arms during a spin and her angular velocity increases.
Answers
Scenario 2 demonstrates the conservation of linear momentum.
As the two identical balls of putty move towards each other with the same velocity, their individual momenta are equal and opposite. When they collide and merge into one ball of putty with zero velocity, their momenta cancel each other out, resulting in no net change in the system's momentum.
This example adheres to the principle of conservation of linear momentum, which states that the total momentum of a closed system remains constant if no external forces are acting on it. In contrast, scenarios 1, 3, and 4 involve external forces or torques, which alter the momentum or angular momentum, respectively.
Hence,the correct answer is Option 2.
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According to the EWR specifications, ___ is responsible for picking up and disposing of debris or rubbish from
equipment installed by the electrical contractor on the project.
Select one:
a. The general contractor
b. Contracted laborers
c. The electrical contractor
d. none of these
Answers
Answer:
The correct answer is C) Electrical Contractor
Explanation:
EWR refers to Electrical Work Request.
According to the EWR Specifications, the Contractor is responsible for picking up and disposing of debris or rubbish from equipment installed by the electrical contractor on the project.
The EWR specification state that:
For the disposal of building waste materials, and garbage, the contractor shall have on-site enclosed dumpsters or bins and shall regularly eliminate the items referred to above from the site.
Cheers
Water flows around a 6-ft diameter bridge pier with a velocity of 12 ft/s. Estimate the force (per unit length) that the water exerts on the pier. Assume that the flow can be approximated as an potential fluid flow around the front half of the cylinder, but due to flow seperation, the average pressure on the rea half is constant and approximately equal to 1/2 the pressure at point A.
Answers
Answer: hello the diagram related to your question is missing please the third image is the missing part of the question
Fx = 977.76 Ib/ft
Explanation:
Estimate the force that water exerts on the pier
V = 12 ft/s
D( diameter ) = 6 ft
first express the force on the first half of the cylinder as
Fx1 = - \(-2\int\limits^\pi _\frac{\pi }{2} {Ps*cos\beta *a} \, d\beta\) ---------------- ( 1 )
where ; Fy = 0
Ps = Po + 1/2 Pv^2 ( 1 - 4 sin^2β ) ------------- ( 2 )
Input equation (2) into equation ( 1 ) (note : assuming Po = 0 )
attached below is the remaining part of the solution
Which tool is used to protect a hose line that is being hoisted over a sharp edge?
Answers
Answer:
A hose roller
Explanation:
Why are most products the result of an innovation instead of an invention?
Answers
Answer:
they were updated rather than being created
Answer:
Invention is about creating something new, while innovation introduces the concept of “use” of an idea or method.
A viscous liquid is sheared between two parallel disks; the upper disk rotates and the lower one is fixed. The velocity field between the disks is given by V=e^θrωz/h (The origin of coordinates is located at the center of the lower disk; the upper disk is located at z = h.) What are the dimensions of this velocity field? Does this velocity field satisfy appropriate physical boundary conditions? What are they?
Answers
Answer:
For lower disk : V = e^θrω(0)/h = 0
At the upper disk: V = e^θrω(h)/h = e^θrω
Hence The physical boundary conditions are satisfied
Explanation:
Velocity field ( V ) = e^θrωz/h
Upper disk located at z = h
Determine the dimensions of the velocity field
velocity field is two-dimensional ; V = V( r , z )
applying the no-slip condition
condition : The no-slip condition must be satisfied
For lower disk Vo = 0 when disk is at rest z = 0
∴ V = e^θrω(0)/h = 0
At the upper disk V = e^θrω given that a upper disk it rotates at z = h
∴ V = e^θrω(h)/h = e^θrω
Hence we can conclude that the velocity field satisfies the appropriate physical boundary conditions.
0-0 what is Boyle’s Law
Answers
Hope it helps
Hi im ***ar and im doing sculptural but what should it be about star wars or Marvel
Answers
Answer:
Cool I think u should do Marvel first
Which of the following claims may be covered under an Equipment Breakdown Protection Coverage Form?
A. A self-propelled machine used to transport heavy objects within the factory experienced a malfunction in its computer program, causing it to run into a wall, which damaged it to the point of needing repair.
B. While adjusting a pressurized boiler, an employee accidentally set the calibrations to incorrect levels, which damaged the boiler to the point of needing repair.
C. Hazardous material remediation was needed after a mechanical breakdown of the exhaust system's turbine caused ammonia to be released into the factory, contaminating the entire area.
D. A severe hail storm damaged a company's air conditioning units.
Answers
While adjusting a pressurized boiler, an employee accidentally set the calibrations to incorrect levels, which damaged the boiler to the point of needing repair may be covered under mentioned form.
What is calibrations?Calibrations is a process of adjusting a device or measuring instrument to meet accuracy requirements. The process typically involves comparison of the device or instrument to a known standard and making necessary adjustments to ensure the device or instrument measures values correctly. Calibrations are essential for many industries and organizations, such as laboratories, manufacturers, and medical facilities, to maintain accuracy in measurements. Calibrations are done regularly to ensure that results are accurate and reliable, and to detect any potential changes in the device or instrument. Calibrations can be done in-house or outsourced to third-party service providers with specialized equipment and expertise. Properly calibrated measurements are essential to the accuracy of products and services and are key to any quality assurance program.
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In a true Brayton cycle, the pressure ratio is 9. Air input temperature to the cycle 300 K pressure is 100 kPa. The maximum temperature in the cycle is 1300 K. Compressor and turbine their yields are equal to each other. Net work obtained from the cycle is 225 kJ / kg. Accordingly, the cycle find the overall yield. The specific temperatures are variable.
Answers
Answer:
i did not known answer but anobody help you
a client is experiencing acute anxiety and the nurse has received an order for diazepam 4 mg po stat. what is the nurse’s best action?
Answers
The nurse has received an order for diazepam, 4 mg per day, from a client who is experiencing acute anxiety. The nurse should administer the medication as directed.
Which medication ought to be used first when administering benzodiazepines?Numerous physicians consider intravenous lorazepam to be the first option for treatment. Diazepam is available as a gel for the rectal for people who don't have access to an IV. When administered orally or intramuscularly, midazolam is frequently chosen.
When administering benzodiazepines, what considerations must a nurse make?Be careful not to breastfeed while taking benzos because they can make the baby too sleepy and make it hard for them to eat. Avoid abruptly stopping. The patient should talk to their doctor about tapering off the benzos if they use them regularly for a long time.
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Given a hash table size of 100, a key in the range 0 to 9999, and using the binning hash function, what slot in the table will 7668 hash to?
Answers
The binning hash function maps a key to a slot by dividing the key by the hash table size and taking the remainder. In this case, the hash table size is 100, so we need to compute:
7668 % 100 = 68
The binning hash function divides the range of keys into several "bins" or "slots" and maps each key to the corresponding slot. In this case, the range of keys is 0 to 9999 and the hash table size is 100, which means there are 100 slots in the hash table.
To determine which slot a key hashes to using binning, we first divide the range of keys into 100 bins of size 100 each. The first bin corresponds to keys 0-99, the second bin corresponds to keys 100-199, and so on. The last bin corresponds to keys 9900-9999.
To hash the key 7668, we first determine which bin it falls into. Since 7668 is between 7600 and 7699, it falls into the 76th bin. Since the bins are numbered starting from 0, the 76th bin corresponds to slot number 75 in the hash table (remember that we are counting from 0). Therefore, 7668 hashes to slot number 75 in the hash table.
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B/ Evaluate e^(πi/2)
Answers
You get a result immediately from Euler's formula:
e ^(i π/2) = cos(π/2) + i sin(π/2) = 0 + i * 1 = i
6.A tape measure is used
A. in manufacturing industries
B. in construction industries
C. for precision measurement
D. A and B
Answers
Answer: B ♥︎
A material has been loaded to a stress well below the proportional limit. At this point the stress is 257 MPa and the strain is 0.18 mm/mm. Assume the elastic region extends directly to zero (0 stress, 0 strain) from this point. Calculate Young's modulus for this material. Enter your answer in MPa to the nearest whole number.
Answers
To calculate Young's modulus for this material, we first need to understand the relationship between stress and strain in the elastic region. According to Hooke's Law, stress is proportional to strain within the elastic limit.
This means that we can use the following equation to calculate Young's modulus: Young's modulus (E) = stress/strain In this case, the stress is 257 MPa and the strain is 0.18 mm/mm. Therefore: E = 257 MPa / 0.18 mm/mm E = 1428.9 MPa Rounding to the nearest whole number, Young's modulus for this material is approximately 1429 MPa. It's worth noting that this calculation assumes that the elastic region extends directly to zero stress and zero strain from the given point. In reality, the elastic region may have a non-linear relationship between stress and strain, and the material may exhibit some degree of plastic deformation before reaching zero stress. However, this calculation provides a good estimate of Young's modulus for the given conditions.
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The available amount of water Q is uncertain. Its cumulative
probability distribution is defined by q/(6 + q) for values q ≥ 0
of the random variable Q. The expected value of Q does not
exist. Perform an uncertainty analysis showing how to define,
at least approximately:
-Estimating the mean and standard deviation of the outputs.
-Estimating the probability the performance measure will
exceed a specific threshold.
-Assigning a reliability level on a function of the outputs,
e.g., the range of function values that is likely to occur with
some probability.
-Describing the likelihood of different potential outputs of
the system.
Answers
Uncertainty analysis for estimating the mean and standard deviation of the outputs:For a probability distribution defined as q/(6+q) with q≥0, we can estimate the mean and standard deviation of the output as follows:Mean: The expected value of Q is not defined, as mentioned in the problem statement. Therefore, the best way to estimate the mean would be to calculate the median, which can be obtained by solving the equation P(Q ≤ x) = 0.5.
The median value is approximately 3.1.Standard Deviation: The standard deviation can be approximated as the square root of the variance of the probability distribution, which is given as [6q/(6+q)^2]. Therefore, the standard deviation can be calculated as sqrt[6q/(6+q)^2].
Uncertainty analysis for estimating the probability the performance measure will exceed a specific threshold:To estimate the probability of the performance measure exceeding a specific threshold, we need to calculate the cumulative distribution function (CDF) of the probability distribution.
The CDF is given as F(x) = P(Q ≤ x) = ∫₀ ˣ (q/(6 + q)) dq.Using this CDF, we can estimate the probability of the performance measure exceeding a specific threshold as P(Q > x) = 1 - P(Q ≤ x) = 1 - F(x).Uncertainty analysis for assigning a reliability level on a function of the outputs:The reliability level on a function of the outputs can be assigned by constructing a confidence interval for the function values.
The confidence interval can be estimated as the range of function values that is likely to occur with some probability. For example, we can estimate the 95% confidence interval for the function value as [Q - 1.96σ, Q + 1.96σ].
This interval gives the range of function values that is likely to occur with a probability of 0.95.Uncertainty analysis for describing the likelihood of different potential outputs of the system:The likelihood of different potential outputs of the system can be described by constructing a probability density function (PDF) of the probability distribution.
The PDF is given as f(x) = dF(x)/dx, where F(x) is the CDF of the probability distribution. The PDF describes the likelihood of different potential outputs of the system by assigning a probability density to each output value.
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How does automobile exhaust gases contribute to air pollution?
Answers
Answer:
The exhaust is the major source of air pollution. This is composed of completely oxidized constituents such as H2O and CO2, both of which are considered harmless. Emphasis is placed on the partially oxidized components -- nitrogen oxide, carbon monoxide, and hydrocarbons -- as being the major pollutants.
Explanation:
What are some sources of resistance? (Check all
that apply.)
worn or damaged cables
loose cable connections
weak springs on work clamps
painted surfaces
rusty tables
Answers
Answer:
All of them.
Explanation:
I take this class rn too and those are answers
determine the pressure at the deepest part of lake tahoe. the lake's surface elevation is 6225ft, assume that the conditions of the us standard atmosphere prevail at surface of the lake
Answers
Two conclusions can be inferred from the posed query, The distance from Lake Titicaca's surface to its deepest point is -922 feet.
The lake's deepest point is 11542 feet above sea level. Every distance above sea level is positive, and every distance below sea level is negative. Since the lake's lowest point is above sea level and its surface is above it, the Surface will therefore also be above sea level. Lake surface elevation is equal to the sum of the distance from the sea level to the deepest point in the lake and the distance from the surface to that point. = 11542 + 922. = 12464 feet. This means that the lake's elevation above sea level is 12464 feet. Two conclusions can be inferred from the posed query, The distance from Lake Titicaca's surface to its deepest point is -922 feet.
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Nec ________ covers selection of time-delay fuses for motor- overload protection.
Answers
Nec Article 430 covers selection of time-delay fuses for motor- overload protection.
What article in the NEC covers motor overloads?Article 430 that is found in National Electrical Code (NEC) is known to be state as “Motors, Motor Circuits and Controllers.” .
Note that the article tells that it covers areas such as motors, motor branch-circuit as well as feeder conductors, motor branch-circuit and others.
Therefore, Nec Article 430 covers selection of time-delay fuses for motor- overload protection.
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A diagram and graphs describe an experiment to determine torque variation
Answers
The power of the braking system is fundamentally measured in brake torque. The effective radius, or how far away from the hub center the brake caliper acts on the disc, is that distance.
What is Brake torque?Utilizing the maximum power and efficiency of an internal combustion engine means using the best ignition timing to produce the most brake torque. For any engine running circumstances, there is always the ideal spark timing. Wide-open throttle is the best situation for MBT, however idle engine operation is not ideal. The power of the braking system can be summed up as brake torque. At a specific distance from the hub center, referred to as the effective radius, the brake caliper applies pressure to the disc. Braking torque is equal to the caliper's force times the system's effective radius. The force used to slow down the rotors is referred to as brake torque.To learn more about Brake torque refer to:
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Brake torque is the primary measurement of the braking system's power. This distance is the effective radius, or the distance the brake caliper acts on the disc from the hub center.
What does torque refer to?To get the most out of an internal combustion engine's power and efficiency, the best ignition timing is needed to generate the most brake torque.
The ideal spark timing is always available for any engine operation. MBT works best with the throttle open, but idle engine operation is not ideal.
The term "brake torque" can be used to summarize the braking system's power. The effective radius is the distance from the hub center at which the brake caliper applies pressure to the disc.
The caliper's force divided by the system's effective radius is the braking torque. Brake torque is the force applied to the rotors to slow them down.
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A resistor, an inductor, and a capacitor are connected in series to an ac source. What is the phase angle between the voltages of the inductor and capacitor in this rlc circuit?.
Answers
The phase angle is 180°.
A resistor, inductor, and capacitor are connected in series to an AC source.
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what is the term for the rotational movement of the nose of the plane bitlife
Answers
The term for the rotational movement of the nose of a plane is known as pitch. This term refers to the motion of the airplane's nose up and down, relative to the horizontal line. It is one of the three primary rotational movements of an aircraft, along with roll and yaw.
The pitch of an airplane is controlled by the elevators, which are located on the trailing edge of the airplane's horizontal stabilizer. These elevators move in opposite directions, with one elevating and the other depressing, to control the pitch angle of the airplane. When the elevators move upward, the nose of the plane pitches up, while when the elevators move downward, the nose pitches down.The pitch angle of an airplane is an essential parameter for flight control, as it affects the airplane's speed, altitude, and angle of attack. A high pitch angle can cause the airplane to lose altitude rapidly and decrease its airspeed, while a low pitch angle can cause the airplane to climb and increase its speed.
Therefore, pilots must maintain a proper pitch angle to ensure safe and efficient flight operations.
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Write down the one-dimensional transient heat conduction equation for a long cylinder with constant thermal conductivity and heat generation, and indicate what each variable represents.
Answers
The one-dimensional transient heat conduction equation for a long cylinder with constant thermal conductivity and heat generation is given by: ∂²T/∂r² = (1/α) * ∂T/∂t
Where:
T: Temperature of the cylinder (in Kelvin or Celsius).
r: Radial distance from the center of the cylinder (in meters).
α: Thermal diffusivity (in m²/s).
t: Time (in seconds).
The equation describes the change in temperature with respect to time and radial distance within the long cylinder. It accounts for the heat diffusion within the cylinder and the heat generation rate. The term on the left side of the equation represents the second derivative of temperature with respect to radial distance, indicating the temperature gradient within the cylinder. The term on the right side represents the first derivative of temperature with respect to time, indicating the change in temperature over time.
This equation is derived from the fundamental principles of heat conduction and is commonly used in analyzing transient heat transfer problems in cylindrical geometries, such as long pipes or rods, where heat transfer primarily occurs in one dimension (radial direction). It allows for the determination of temperature profiles and the prediction of temperature changes over time in such systems.
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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.
Answers
Answer:
d
Explanation:
Determine the minimum required wire radius assuming a factor of safety of 3 and a yield strength of 1500 MPa.
Answers
This question is incomplete, the complete question is;
A large tower is to be supported by a series of steel wires. It is estimated that the load on each wire will be 11,100 N.
Determine the minimum required wire radius assuming a factor of safety of 3 and a yield strength of 1500 MPa.
answer in mm please
Answer:
the minimum required wire radius is 5.3166 mm
Explanation:
Given that;
Load F = 11100N
N = 3
∝y = 1500 MPa
∝workmg = ∝y / N = 1500 / 3 = 500 MPa
now stress of Wire:
∝w = F/A
500 × 10⁶ = 11100 / A
A = 22.2 × 10⁻⁶ m²
so
(π/4)d² = A
(π/4)d² = 22.2 × 10⁻⁶
d² = 2.8265 × 10⁻⁵
d = 5.3165 7 × 10⁻³ m³
now we convert to mm(millimeters)
d = 5.3166 mm
Therefore the minimum required wire radius is 5.3166 mm
Q1: The first option should always be to get out safely (RUN)
1: True
2: False
Q2: If others refuse to leave you should stay with them.
1: True
2: False
Q3: If you can't get out safely you should HIDE.
1: True
2: False
Q4: You should gather your belongings before you leave.
1: True
2: False
Q5: You should only FIGHT as a last resort.
1: True
2: True
Answers
Answer:
Q1 true
Q2 true
And other I am confuse
Why is it important to understand email netiquette?
Answers
Answer:
Email etiquette is important
Explanation:
It is important to understand how to use correct email etiquette because it helps you communicate more clearly. It also makes you seem a bit more professional too. For example depending in who you're emailing like say you're emailing your teacher for help then here's how it'd go:
Dear(teacher name, capitalize, never use first name unless they allow it)
Hello (teacher name), my name is (first and last name) from your (number class) and I was wondering if you could please help me out with (situation, be clear on what you need help with otherwise it won't get through to them)? If you could that would be greatly appreciated!
Sincerely,
(your name first and last)
You are troubleshooting an application problem and want to eliminate faulty memory as a source of the problem. Which command do you use?Mdsched.exe. Mds.chace. Mds.con
Answers
If you are troubleshooting an application problem and suspect that faulty memory may be the cause of the issue, you can use the "mdsched.exe" command to check for any memory problems.
"mdsched.exe" command runs the Windows Memory Diagnostic tool, which will test your computer's memory for any errors or issues. Once the test is complete, it will provide you with a report that you can use to determine whether faulty memory was indeed the source of the problem. It is important to eliminate faulty memory as a possible cause before moving on to other troubleshooting steps, as memory issues can often be the root cause of many application problems.
To troubleshoot an application problem and eliminate faulty memory as a source of the issue, you should use the command "mdsched.exe". This is done as follows:
1. Open the Run dialog box by pressing the Windows key + R.
2. Type "mdsched.exe" into the dialog box and hit Enter.
3. The Windows Memory Diagnostic tool will open, offering options to restart now and check for problems or check for problems the next time you start your computer.
4. Choose the appropriate option to run the memory diagnostic test.
This command, mdsched.exe, will run the Windows Memory Diagnostic tool, which is designed to detect and diagnose any issues with your computer's memory. By using this tool, you can confirm whether or not faulty memory is contributing to your application problem.
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Hi! To eliminate faulty memory as a source of an application problem, you should use the command "mdsched.exe".
This command launches the Windows Memory Diagnostic tool, which checks your computer's memory for any issues that might be causing the problem with your application.
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Using = 12 , determine the strain energy due to bending for the timber beam and loading shown. (Neglect the effect of shearing stresses.)
Answers
Answer:
The formula for the strain energy due to bending for a beam is:
U = (1/2) * M * EI
where:
U = strain energy due to bending
M = maximum bending moment
E = modulus of elasticity of the beam
I = moment of inertia of the beam
We are given that the modulus of elasticity of the timber beam is E = 1.5 x 10^6 psi and the moment of inertia of the beam is I = 113 in^4. To find the maximum bending moment, we need to determine the shear force and bending moment diagrams for the beam.
Assuming that the load is applied at the midpoint of the beam, we can determine that the shear force at any point x along the beam is:
V(x) = 6 - 2x
The maximum shear force occurs at x = 0, where V(0) = 6 kips.
To determine the bending moment, we integrate the shear force function:
M(x) = ∫ V(x) dx = ∫ (6 - 2x) dx = 6x - x^2 + C
where C is the constant of integration. To solve for C, we use the boundary condition that the bending moment is zero at x = 12:
M(12) = 0
6(12) - 12^2 + C = 0
C = 72 - 144
C = -72
Therefore, the bending moment at any point x along the beam is:
M(x) = 6x - x^2 - 72
The maximum bending moment occurs at the midpoint of the beam, where x = 6:
Mmax = 6(6) - 6^2 - 72
Mmax = -36 kip-ft
Now we can calculate the strain energy due to bending:
U = (1/2) * Mmax * EI
U = (1/2) * (-36) * (1.5 x 10^6) * 113
U = 1.0854 x 10^9 in-lbs
Converting to foot-pounds, we get:
U = 1.0854 x 10^9 / 12
U = 90,450,000 ft-lbs
Therefore, the strain energy due to bending for the timber beam and loading shown is approximately 90,450,000 foot-pounds.
Explanation: