why you so mean to me? leave my questions please. answer them

A model of living systems as whole entities which maintain themselves through continuous input and output from the environment, developed by ludwig von bertalanffy is known as Systems theory.

It is a theoretical framework to understand the working mechanism of an organization.

It is an entity where all the elements necessary to carry out its functions.

A computer is the best  example of showing the mechanism of system theory.

computer is a system which has many smaller sub-systems that have to work in coordinated manner.

These sub-systems are the processor, RAM, motherboard, hard drive and power supply.

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Based on the maximum applied load, the factor of safety, and the distance between the loadbearing points, the minimum allowable bar diameter is 18.6 mm.

The diameter is included in the following formula:

Maximum stress / Factor of safety = (16 x Maximum applied load x distance between loadbearing points x 10⁻¹⁰) / (π x diameter³)

Solving gives:

(490 x 10⁶) / 2.25 = (16 x 5,000 x 55.0 x 10⁻¹⁰) / (π x diameter³)

217,777,777.78 = 0.00044 /  (π x diameter³)

diameter = 18.6 mm

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The statement "Separating equilibria can be sub-optimal because everyone would be better off if there were no signals but if one agent signals then everyone has to" is a valid reason.

This refers to a situation where individuals would prefer not to send any signals, but due to strategic considerations, if one person starts signaling, others are compelled to do so as well, even though it may not be in their best interest.

The other options listed are not directly related to the sub-optimality of separating equilibria:

b. Signals can be too costly: This refers to the cost associated with sending signals, which may affect the decision-making process, but it doesn't directly address the sub-optimality of separating equilibria.

c. Signals lack credibility: This refers to the issue of whether signals can be trusted or relied upon, but it doesn't directly relate to the sub-optimality of separating equilibria.

d. Humans are inherently conformist: This refers to the tendency of individuals to conform to social network or follow the behavior of others, but it doesn't specifically address the sub-optimality of separating equilibria.

Therefore, the correct answer is option a. everyone would be better off if there were no signals but if one agent signals then everyone has to.

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Three factors that cause the magnetic field to rotate in an electric motor are : the arrangement of the stator windings, the number of stator poles per phase, and the voltages reversing polarity at regular intervals.

So, the correct answer is A, B and C

The stator windings are strategically arranged to create a rotating magnetic field when an alternating current (AC) is applied. The number of stator poles per phase affects the speed and torque of the motor, with more poles leading to a slower rotation.

Lastly, the voltages reversing polarity at regular intervals, due to the AC supply, generate a continuous rotation of the magnetic field, driving the rotor to follow this rotation.

Hence, the answer of the question is A, B and C.

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Answer:

The correct answer is "99.9%".

Explanation:

According to the information given in the question,

\(P(1 \ fail) = 0.1\)

The probability of all fail will be:

\(P(all \ fail) = (0.1)^3\)

                  \(=0.001\)

hence,

\(P(not \ all \ fail)= 1-P(all \ fail)\)

                        \(=0.999\)

                        \(=99.9\) (%)

Thus the above is the right answer.

To create the function perimarea that calculates and returns the perimeter and area of a rectangle, you can define it as follows:
function [perim, area] = perimarea(length, width)
   perim = 2 * (length + width);
   area = length * width;
end

In this function, the inputs are the length and width of the rectangle. The outputs are the perimeter and area, which are calculated using the formulas 2(length + width) and length*width, respectively.

To call this function from the script calcareaperim.m, you can use the following code:

length = input('Please enter the length of the rectangle: ');
width = input('Please enter the width of the rectangle: ');
[perim, area] = perimarea(length, width);
fprintf('For a rectangle with a length of %.1f and a width of %.1f,\nthe perimeter is %.1f and the area is %.1f.\n', length, width, perim, area);

The user is invited to enter the length and width of the rectangle using the input function in this script. With these parameters, the perimarea function is executed, and the resulting perimeter and area are saved in the variables perim and area, respectively. Finally, the fprintf function is used to print out the results in a formatted string.

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Answer:

The issues related to the privacy are:

1. Informational privacy

2. Discrimination factors

3. Biased grouping on the basis of Data mining

4. Lack of consent

5. Morally wrong

6. Illegal distribution of information risks

7. Possibility of threat to life

Let's look at some major concerns:

1. Informational privacy : The concept of privacy of the personal information is totally nullified when the information is being used for a purpose other than the intended one for which it was given. This unethical use of information even for general purposes is not correct and is a matter of concern. It is more like using the sensitive data of others for personal benefit which is purely objectionable and raises security issues. Sometimes the data is also shared with the potential employers which might have certain impacts we are unaware of.

2. Data mining issues : The process of using a certain information to arrive and understand the trend and outcomes is called data mining. In this case, the consumer's data undergoes grouping and might get placed in the wrong group rather than the actual one. Also, there can be a case of biasing towards the groups which are not be focused on, or are not a part of the intended audience. This leads to the discrimination factors if we see it from a social point of view.

3. Lack of consent : Use of information without the consent or awareness of the consumers raises concern over the business ethics followed by the company. No one deserves the right to misuse information for his personal benefits without any of its information to the consumer. It is morally wrong and againt the work ethics. Moreover, it raises trust issues between the two involved, and hence is socially unacceptable.Explanation:

The equatorial diameter of the earth is 12,756 km.

Therefore the equatorial radius is

r = 12756/2 = 6378 km.

The angular velocity of the earth is  

ω = (2π radians)/(24 hours) = 0.2618 rad/h

The tangential velocity of a person at the equator is

v = rω

  = (6378 km)*( 0.2618  rad/h)

  =  1670 km/h

Answer: 1670 km/h

I hope this helps you.

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Answer:

The last part of the transmission is the final drive, which incorporates the differential and is sometimes called the differential. Attached to the propellor shaft is a pinion gear that enters the differential housing in the centre of the rear axle.

Explanation:

my answer is correct I'm perfect on this answer my teacher said

If the number of turns in the coil is increased, the induced electromotive force in the coil will A. Increase.

According to Faraday's law of electromagnetic induction, the magnitude of the induced electromotive force (EMF) in a coil is directly proportional to the rate of change of magnetic flux passing through the coil. The magnetic flux is influenced by factors such as the strength of the magnetic field and the number of turns in the coil.

When the number of turns in the coil is increased, more individual loops are present, resulting in a larger surface area for magnetic flux to pass through. As a result, a greater amount of magnetic flux is linked with the coil, leading to a higher rate of change of flux and an increased induced EMF.

Therefore, increasing the number of turns in the coil enhances the effectiveness of electromagnetic induction, resulting in a greater induced electromotive force.

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Option C. Small service desks are effective if the service desk has a broad scope of responsibilities.

Small service desks can be effective if they have a broad scope of responsibilities. This is because having a wide range of responsibilities allows them to provide excellent customer service. They can be more efficient and responsive to customer needs and can manage a larger volume of calls and inquiries. This is especially true if the service desk is well-trained and equipped with the right tools and resources. Furthermore, having a small service desk can be cost-effective since it requires fewer staff and resources. Additionally, small service desks can provide world-class service if they have satisfied customers and have the right processes and procedures in place. By having a broad scope of responsibilities, small service desks are able to offer customers the best possible service, making them an effective and efficient choice.

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NAND Implementation of Equation 1First of all, we need to find the Boolean expression for the given equation, We can represent the given Boolean equation using NAND logic gate.

Therefore, NAND Implementation of Equation 1 is:

NAND Implementation of Equation 2Given Boolean equation , We can represent the given Boolean equation using NAND logic gate , Now, we can implement the given Boolean expression using NAND gate logic as shown.

The implementation of NOR logic gate for the given equation is shown be, NOR Implementation of Equation 2Given Boolean equation, We can represent the given Boolean equation using NOR logic gate.

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Answer:  So to calculate the flexural strength (σ), multiply the force by the length of the sample, and then multiply this by three. Then multiply the depth of the sample by itself (i.e., square it), multiply the result by the width of the sample and then multiply this by two

Explanation:

Answer:

Option 2, In seismic areas, the most crucial requirement for precast concrete is to tie elements together laterally

Explanation:

In seismic areas, the in-plane lateral  forces are very larger and hence in order to restrict the lateral movement governed by the lateral force, lateral ties are essential .

Specific design detailing such as interior and  perimeter ties in the floors causes diaphragm behavior and hence distribute the load evenly without any movement.

Hence, option 2 is correct

Answer:

It may be non-unique

Explanation:

(a) The time constant τ and the system gain k. The time regular may be described because the time it takes for the step reaction to upward thrust as much as sixty three% or 0. sixty-three of its very last value. We talk to this as t = 1/a.

Time Constant is the “how fast” variable. It describes the rate with which the measured Process Variable (PV) responds to modifications withinside the Controller Output (CO). More especially it represents the time wanted for the PV to attain 63.2% of its overall and very last change.

First-order manipulating device is described as a sort of manipulate device whose input-output relationship (additionally referred to as a switch function) is a first-order differential equation. A first-order differential equation carries the first-order spinoff, however no spinoff better than the primary order.

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Answer:

  v = 8.95 rad / s,    a = 22.3 rad / s²

Explanation:

This is an exercise in kinematics, where we must use the definitions of velocity and acceleration

          v = dr / dt

we perform the derivative

          v = 0+ 2 (-sin 5t) 5

          v = -10 sin 5t

we calculate for t = 0.85 t,

remember angles are in radians

           v = -10 sin (5 0.85)

           v = 8.95 rad / s

acceleration is defined by

           a = dv / dt

we perform the derivatives

          a = -10 (cos 5t) 5

          a = - 50 cos 5t

we calculate for t = 0.85 s

          a = -50 are (5 0.85)

          a = 22.3 rad / s²

A chip without PMOS transistor is easier because pMOS transistor would not avaiable to offer a conductive path for a node all the way to the ground voltage.

Microprocessors are constructed out of transistors. In particular, they're built out of metal-oxide-semiconductor (MOS) transistors. There are kinds of MOS transistors — positive-MOS (pMOS) and negative-MOS (nMOS). Every pMOS and nMOS comes prepared with 3 primary components — the gate, the source, and the drain. NMOS and pMOS are the primary types of MOSFET. The primary difference between NMOS and pMOS is that, in NMOS, the source and the drain terminals are made from n-kind semiconductors meanwhile, in pMOS, the source and the drain are made from p-kind semiconductors.

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The following statement is true: b. II only

Therefore, the correct answer is b. II only. (2. A class can have multiple subclasses.)

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The transfer function is a mathematical representation of the relationship between the input and the output of a system. The steady-state error, or ess, is the difference between the desired output and the actual output when the system reaches a steady state. The natural frequency is the frequency of the system's response without any external forces.

Transfer Function: Transfer Function is used in signal processing, control engineering, and other disciplines that deal with systems or signals. The ratio of output to input in Laplace transform is known as the transfer function.

Steady-State Error: The error that happens when the system is at a stable state is referred to as a steady-state error. The difference between the desired and actual response is known as steady-state error. A system's ability to track a specific input as time progresses is characterized by this kind of error. If the input signal is a unit step, then the steady-state error is referred to as the static error coefficient. The coefficient of the steady-state error is frequently used to classify systems in control engineering.

Natural Frequency: Natural frequency is a term used in physics to describe how quickly an object vibrates when it is set in motion. The number of oscillations made by a system in a given time period without any external force acting on it is referred to as its natural frequency. A natural frequency is a measure of a system's stiffness and mass. In a control system, it is the frequency at which the system oscillates in the absence of any input.

A natural frequency is also known as an undamped natural frequency or a resonance frequency, and it is represented by the symbol \(\omega_n\).You can assume the following in the problem. If you have any specific values, kindly provide them.

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Answer:

The plan is to make your design on AutoCAD and then make technical drawings. Print those technical drawings out with a scale of 1:1 and use those to trace over wood or metal.

Explanation:

Answer:

Make your design, make technical drawings, 3D print or trace

Explanation:

a) The required spindle speed (N) is approximately 573 RPM. b) The required feed rate (v) is approximately 45.84 in/min. c) The required width of the cut or radial depth of cut in each pass (w) is 1.5 inches. d) The required total cutting time (t) is approximately 0.2617 minutes or around 15.7 seconds.

a) To calculate the required spindle speed (N), we can use the following formula:
N = (12 × Cutting Speed) / (π × Cutter Diameter)
N = (12 × 300) / (π × 2)
N = 3600 / (6.2832)
N ≈ 573 RPM

b) To calculate the required feed rate (v), we can use the following formula:
v = Feed per Tooth × Number of Teeth * Spindle Speed
v = 0.020 × 4 × 573
v ≈ 45.84 in/min

c) To calculate the required width of the cut or radial depth of the cut in each pass (w), we can use the following formula:
w = 75% of Cutter Diameter
w = 0.75 × 2
w = 1.5 inches

d) To calculate the required total cutting time (t), we can use the following formula:
t = (Length of Workpiece) / (Feed Rate)
t = 12 / 45.84
t ≈ 0.2617 minutes, or approximately 15.7 seconds.

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Answer:

A) condenser pressure = 9.73 kPa,

B) 10242 kw

C) 36.9%

Explanation:

given data

entrance pressure of steam = 12.5 MPa

temperature of steam = 550⁰c

flow rate of steam = 7.7 kg/s

outer pressure = 2 MPa

reheated steam temperature = 450⁰c

isentropic efficiency of turbine( nt ) = 85% = 0.85

isentropic efficiency of pump = 90% = 0.90

From steam tables

at 12.5 MPa and 550⁰c ; h3 = 3476.5 kJ/kg,  S3 = 6.6317 kJ/kgK

also for an Isentropic expansion

S4s = S3 .

therefore when S4s = 6.6317 kJ/kg and P4 = 2 MPa

h4s = 2948.1 kJ/kg

nt = 0.85

nt (0.85) = \(\frac{h3-h4}{h3-h4s}\) = \(\frac{3476.5 - h4}{3476.5 - 2948.1}\)

making h4 subject of the equation

h4 = 3476.5 - 0.85 (3476.5 - 2948.1)

h4 = 3027.3 kj/kg

at P5 = 2 MPa and T5 = 450⁰c

h5 = 3358.2 kj/kg,  s5 = 7.2815 kj/kgk

at P6 , x6 = 0.95  and s5 = s6

using nt = 0.85 we can calculate for h6 and h6s

from the chart attached below we can see that

p6 = 9.73 kPa, h6 = 2463.3 kj/kg

B) the net power output

solution is attached below

c) thermal efficiency

thermal efficiency = 1 - \(\frac{qout}{qin}\) = 1 - ( 2273.7/ 3603.8) = 36.9% ≈ 37%

1. The area of the enclosed property is 10,000 square feet.

2. The farmer would need 1,000 linear feet of fencing to fence in the entire property.

3. The farmer paid $20,000 for the parcel.

4. The three unidentified internal angles of the polygon are 90°, 45°, and 45°.

5. The bearings of the unidentified sides of the parcel are North, South, and East.

What is angles of the polygon?

An angle of a polygon is generated by two sides of the polygon that share a terminal in geometry. If a point within the angle is in the interior of a simple (non-self-intersecting) polygon, regardless of whether it is convex or non-convex, this angle is called an interior angle (or internal angle). Each vertex in a polygon has precisely one internal angle. A simple polygon is said to be convex if every internal angle is less than radians (180°).

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The OBD-II data link connector is a standardized diagnostic connector found in most modern vehicles. It is usually located under the dashboard or steering wheel and is used to communicate with the vehicle's onboard computer systems.

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A licence is proof that such an architect is certified to create buildings that adhere to health, safety, & property requirements.

What else do you call an architect with a licence?

When you have received your licence, you may refer yourself to others as an architect. Designers can add the letter R.A. (Registered Architect) to the end of his names, although AIA (American Institute of Architects) is an more popular prefix, signifying that the individual is a part of the national professional organisation for registered architects.

Can I earn a licence in architecture without a master's?

Clearing the NCARB-administered Architect Registration Examination would grant licence eligibility to prospective architects without an accredited degree or without any degree at all. They must also complete the AXP and have least nine years of work experience.

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Passive type heat sinks and active type heat pipes are differentiated in thermal control subsystems due to their distinct operational characteristics and modes of heat transfer.

Heat sinks are passive devices that rely on conduction and convection to transfer heat away from a heat-generating component. They are typically made of materials with high thermal conductivity, such as aluminum or copper, and have a large surface area to maximize heat dissipation. Heat sinks absorb the heat generated by the component and dissipate it into the surrounding environment through natural convection or with the assistance of fans. Heat sinks do not require any additional components or energy input to operate, making them simple and cost-effective solutions for thermal management.

On the other hand, heat pipes are active devices that utilize a closed-loop system to transfer heat efficiently. A heat pipe consists of an enclosed sealed tube with a small amount of working fluid, such as water or ammonia. The heat pipe operates based on the principles of phase change and capillary action. When heat is applied to one end of the pipe (the evaporator section), the working fluid vaporizes and travels to the cooler end (the condenser section), where it condenses and releases the heat. The condensed fluid then returns to the evaporator section through capillary action, completing the loop. Heat pipes can transfer heat over longer distances and have higher thermal conductivity compared to heat sinks, making them suitable for applications where heat needs to be transported over significant distances or when there are space limitations.

Hence, while both heat sinks and heat pipes are used for thermal control, they are differentiated based on their operational characteristics. Heat sinks are passive devices relying on conduction and convection, while heat pipes are active devices utilizing phase change and capillary action for efficient heat transfer.

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The tool that has a revolving vertical shaft and a cutter is a router. The correct option is b.

There are many different kinds of power tools, including portable power tools like a circular saw, heat guns, and wall chasers as well as electrical power tools like impact wrenches, lathes, power drills, power ratchet sets, and power saws.

Power tools including circular saws, jigsaws, drills, hammer drills, sanders, grinders, routers, and many others reduce labor and time requirements. The requirement for knowledge of the risks that power tools provide if used improperly is raised due to their rising use.

A power tool called a router has a flat base and a spinning blade that protrudes beyond the base. An electric motor or a pneumatic motor can drive the spindle.

Therefore, the correct option is b) router.

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