A positive-sequence, balanced A-connected source supplies a balanced A-connected load. If the impedance per phase of the load is (18+j12)Ohm and I-19.202L 35° A. Find: 1. IAB. 2. VAB

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

The unit weight of the saturated silty clay is approximately 34.625 kN/m³.

The formula is:
y = (1 + w) * G * \(y_w\)

We have the following variables

γ = Unit weight of the clay

w = Water content of the clay

G = Specific gravity of the clay particles

\(y_w\) = Unit weight of water

water content is given as (w) = 28%

Specific gravity (G) = 2.7

we can now calculate the unit weight of the clay:

γ = (1 + 0.28) * 2.7 * 9.81

γ = 34.625 kN/m³

Therefore, the unit weight of the saturated silty clay is approximately 34.625 kN/m³.

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By providing a complete and detailed documentation of the 'Student' table, users will be able to work with it more effectively and efficiently.

The documentation for the 'Student' table should include information about the properties and relationships of the table, as well as all details for the fields and indexes.

This documentation should be comprehensive and clear, and should provide all necessary information about the table to anyone who needs to work with it.

The documentation should include a detailed description of the table, including its purpose, structure, and any constraints or limitations that apply to it.

It should also include a description of all fields and indexes, including their data types, constraints, and relationships to other tables.

By providing a complete and detailed documentation of the 'Student' table, users will be able to work with it more effectively and efficiently.

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Answer:

The 17 distinct years Mariah Carey has topped Billboard's Hot 100, spanning an historic four consecutive decades:

1990

1991

1992

1993

1994

1995

1996

1997

1998

1999

2000

2005

2006

2008

2019

2020

2021

Explanation:

Remember, to say a product is incorporated with aesthetic design implies that its overall appearance is designed to look beautiful to the eyes of the user/buyer. For example, a clothing company whose target market is mainly focused on women's clothing would need to take into consideration that certain colors like pink, blue, etc are attractive to women more than men. So they'll have to ensure the colors of their clothing are suitable to the needs of their target market.

The Universal Design process involves building products that can be used by a wide range of users at ease. For example, you may ask yourself: Is my product/service easily accesible to those with disabilities?

Other processes include;

Answer:

False

Explanation:

I got it wrong picking true

Answer:

A. Confidently and directly communicating what you think and feel, without being aggressive or passive.

Explanation:

Assertive communication is the ability to express both positive and negative ideas in a way that it is a honest and direct message. It doesn't mean to say things to the other person with the intent of causing harm or making them feel better, it's just saying things as they are.

The magnitude of reaction for the wheel is 250 N. The coefficient of kinetic energy between the wheel and ground is 0.32.

The friction is given as the stop force acted by the surface to the moving object.

\(v^2=u^2+2as\)

Substituting the values of the initial velocity (u), final velocity (v) and the distance (s) at the contactless surface, the acceleration is given as:

\(0=(5)^2+2a\;\times\;4\\a=3.125\;\rm m/s^2\)

The force can be given as:

\(F=ma\\F=80\;\text{kg}\;\times\;3.125\; \rm {m/s^2}\\\textit F=250\;N\)

The magnitude of reaction for the wheel is 250 N.

\(\mu_kmgs=\dfrac{1}{2}mv^2\\\)

Substituting the values:

\(\mu_k\;\times\;80\;\times\;9.8\;\times\;4=\dfrac{1}{2}\;\times\;80\;\times\;5^2\\\mu_k=\dfrac{5^2}{2\;\times\;9.8\;\times\;4}\\\mu_k=0.32\)

The coefficient of kinetic energy between the wheel and ground is 0.32.

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Grounded windings electric motor problems can cause the motor housing to become energized. The correct option is C.

An electric motor with grounded windings may energise the motor casing. An unexpected electrical connection exists between a motor's windings and the motor housing when the windings are grounded.

Failure of the insulation or a wiring issue in the motor may be the cause of this. The motor housing, which is generally wired to the ground, gets electrically energised when the windings are grounded.

Due to the risk of electric shock if someone comes into contact with the powered motor casing, this poses a serious safety risk.

Therefore, in order to avoid such risky circumstances, it is essential to quickly identify and correct grounded windings.

Thus, the correct option is C.

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Answer:

70%

Explanation:

The process of examining public records to determine if there are any claims on a piece of real property before its ownership is transferred is called a title search.

This process involves searching public records for any liens, mortgages, or other encumbrances on the property that may affect its ownership. A title search is an important step in the real estate transaction process because it helps to ensure that the buyer receives clear and marketable title to the property. Clear title means that there are no outstanding claims or liens against the property, and the buyer can take ownership of the property without any legal disputes or complications. A title search is typically conducted by a title company or real estate attorney, and it is a necessary step in most real estate transactions.

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The true strain is a more accurate and precise measure of deformation than the engineering strain. At low strains, the engineering strain is a good approximation of the true strain.

As the strain grows, the difference between the engineering strain and the true strain grows, as you’ve stated. When the true strain is substantial, the difference between the two strains is large.

This is due to the fact that engineering strain calculates the change in length as a proportion of the original length, whereas true strain calculates the change in length as a proportion of the current length.

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Answer:

To become ASE certified, you must pass an ASE test and have relevant hands-on work experience. The amount of work experience required can vary by test, and is specified in detail here. ASE recommends submitting the form after you've registered to take an ASE certification test.

Good luck!

Explanation:

Answer:  One theme in White Fang is adapting in order to survive. White Fang finally submits to Gray Beaver. He also copes with fighting other dogs. White Fang changes his behaviors so that he can live.

Explanation: its the sample response

Answer:

technician b

Explanation:

Technician A and Technician B are saying about mounting plates. The statement of Technician B says that a chain tensioner may be considered a piece of pulling hardware. Technician B is right.

The component of a joint, handle, or lock that attaches the hardware to a cabinet is called a mounting plate. Doors can be fastened to frames more easily with mounting plates. The part of a joint that matches to the wood is called a mounting plate. Furniture, cabinets, and doors can all use mounting plates.

A sort of mechanical tool called chain tensioner aids in preserving the ideal tension in a chain. Inanition in a chain or belt can result in noise and vibration, as well as make it difficult for the chain to engage with the correct and function properly.

Therefore, technician B is correct.

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When an engine has been diagnosed with blowby, technician B is only correct who states that the compression rings could be worn.

Engine blowby happens when a mixture of combustion gases or air-fuel leaks between the pistons and cylinder wall into the crankcase of the engine because of the lose pistons's rings. Engine blowby can occur within both gas and diesel engines. Minor levels of engine blowby are normal but excessive levels of engine blowby are an indicator of larger issues. So technician B says correctly.

While technician A is not right to say that a cracked flywheel could be a reason for the blowby engine.

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Answer:

a pressure regulator is a controller that maintains a constant air pressure in a duct or building area

Answer:

Domain 1: Biological (includes neuroscience, consciousness, and sensation) Domain 2: Cognitive (includes the study of perception, cognition, memory, and intelligence) Domain 3: Development (includes learning and conditioning, lifespan development, and language) i hope this helps you.

Answer:

A rectangular shaped tool that functions as a pulley.

Explanation:

i beleive

Designing micro-hydro systems for renewable energy generation using water flow and head to determine turbine and generator specifications.

To design a micro-hydro system, we need to calculate the necessary parameters to determine the appropriate turbine and generator size. Let's go through the calculations step by step.

Calculate the flow rate (Q):

Micro-hydro systems use the following formula to calculate the flow rate:

Q = Pout / (ρ * g * H)

Here, Pout is the desired power output (4.5 kW), ρ is the density of water (assumed to be 1000 kg/m³), g is the acceleration due to gravity (9.81 m/s²), and H is the head (50 m).

Plugging in the values, we get:

Q = 4.5 / (1000 * 9.81 * 50) = 0.000918 m³/s

Select an appropriate turbine type:

The choice of turbine depends on the flow rate and head. For this case, a suitable option could be a Pelton turbine, which is commonly used for high head applications.

Determine the turbine speed:

The turbine speed (Ns) is calculated using the following formula:

Ns = (60 * ω) / (p * g)

Here, ω is the water flow velocity (m/s) and p is the number of jet impact points on the turbine.

Since the inclination angle is not specified, let's assume a standard angle of 22.5 degrees for Pelton turbines.

With an inclination angle of 22.5 degrees, the water jet velocity can be calculated using trigonometry:

ω = Q / (A * cos(22.5))

Assuming the nozzle diameter (A) is 0.1 m, we can calculate ω:

ω = 0.000918 / (0.1 * cos(22.5)) = 0.00653 m/s

Now we can calculate the turbine speed:

Ns = (60 * 0.00653) / (1 * 9.81) = 3.97

Select a generator:

Based on the calculated turbine speed, we can select an appropriate generator. A synchronous generator with a rated speed close to 3.97 rpm would be suitable.

Determine the electrical parameters:

The generator power (Pin) can be calculated using the formula:

Pin = Pout / (ηg * ηm)

Here, ηg is the generator efficiency and ηm is the mechanical efficiency.

Assuming typical efficiency values of 0.85 for both ηg and ηm, we can calculate Pin:

Pin = 4.5 / (0.85 * 0.85) = 6.22 kW

Finally, we have designed a micro-hydro system with a Pelton turbine, a synchronous generator with a rated speed close to 3.97 rpm, and an input power of 6.22 kW to achieve the desired output power of 4.5 kW at a head of 50 m.

Please note that this is a simplified design calculation, and actual system design may require additional considerations such as water availability, turbine efficiency curves, losses in the transmission system, and other factors.

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Answer:

Four valence electrons

Silicon is having an atomic number of 14 which means It has two electrons in its first shell, eight electrons in the second shell, and four electrons in the third shell.

A system will never enter a deadlocked state if the system uses the detection and recovery technique. Thus the correct option is B.

A deadlock in desktop software happens when a procedure or task enters a waiting state as a result of another waiting process holding the requested system resource.

When a group of processes is in a wait state, a deadlock occurs because each process is awaiting a resource that is being held by another waiting process.

The wait-for graph must be maintained by the system in order to detect deadlocks, and the system periodically runs an operation that looks for cycles in the wait-for graph.

There is no method used by the OS to avoid or stop deadlocks. The OS checks the system on a regular basis for any deadlocks in an effort to break them. Therefore, option B is appropriate.

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The basic requirement of measurements is to have a standard or reference point against which to compare the quantity being measured. This standard or reference point should be well-defined and stable, and the measurement process should be repeatable and consistent. Additionally, it is important to ensure that the measurement equipment is calibrated and in good working condition.

Answer:

The most basic requirement for measurements is the presence of a standard or reference point against which the quantity being measured can be compared. The measurement process should be repeatable and consistent, and the standard or reference point should be well-defined and stable. Furthermore, ensure that the measurement equipment is calibrated and in good working order.

Explanation:

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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a. The 26th percentile of the software engineering manager salaries is approximately $111,417.

b. The 97.5th percentile of the software engineering manager salaries is approximately $171,417. The z-score for a salary of $170,000 is approximately 2.910, indicating that it is not considered an outlier based on the given standard deviation.

a. The 26th percentile can be found using the Empirical Rule. According to the Empirical Rule, in a mound-shaped and symmetric distribution, approximately 68% of the data falls within one standard deviation of the mean, 95% falls within two standard deviations, and 99.7% falls within three standard deviations. Since we know the mean base salary is $126,417 and the standard deviation is $15,000, we can calculate the value of the 26th percentile as follows:

First, calculate one standard deviation below the mean:

$126,417 - $15,000 = $111,417

Since the distribution is symmetric, the 26th percentile will be the same as the 74th percentile, which is one standard deviation below the mean. Therefore, the 26th percentile is approximately $111,417.

b. The 97.5th percentile can also be determined using the Empirical Rule. In this case, since 99.7% of the data falls within three standard deviations of the mean, we can calculate the value of the 97.5th percentile as follows:

First, calculate three standard deviations above the mean:

$126,417 + (3 * $15,000) = $171,417

Therefore, the 97.5th percentile is approximately $171,417.

c. To find the z-score for a salary of $170,000, we can use the formula:

z = (x - μ) / σ

Where x is the given salary, μ is the mean, and σ is the standard deviation. Plugging in the values:

z = ($170,000 - $126,417) / $15,000 ≈ 2.910

A z-score of 2.910 indicates that the salary of $170,000 is approximately 2.910 standard deviations above the mean. It is not considered an outlier based on the z-score alone. Typically, an outlier is defined as a data point that falls outside a certain range, often determined by a specified number of standard deviations from the mean. In this case, whether $170,000 is considered an outlier would depend on the specific criteria or threshold set for defining outliers.

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Answer:

  d. 2.3 ohms (5.3 amperes)

Explanation:

The calculator's 1/x key makes it convenient to calculate parallel resistance.

  Req = 1/(1/4 +1/8 +1/16) = 1/(7/16) = 16/7 ≈ 2.3 ohms

This corresponds to answer choice D.

__

Additional comment

This problem statement does not tell the applied voltage. The answer choices suggest that it is 12 V. If so, the current is 12/(16/7) = 21/4 = 5.25 amperes.

The risk value of a risk whose impact score is 5, with a probability score is 5. The detection score is 25. The correct option is D.

The analysis's output, the risk score, is produced by dividing the Risk Impact Rating by the Risk Probability. It's the quantitative statistic that enables important individuals to decide about risks swiftly and with confidence.

Risk = probability x loss

The probability is 5

The impact score is 5

substituting the values in the equation

Risk = 5 x 5 = 25

Therefore, the correct option is D. 25.

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The question is incomplete. Your most probably complete question is given below:

A. 5

B. 1

C. 10

D. 25