A) The boundary layer thickness from the leading edge at distances of 0.20m = 0.004706
2.0m = 0.014884
20m = 0.04706
B) If the upstream velocity of the flow in part (a) is u 1.5 m/s, then the kinematic viscosity of the fluid at
At 0.20m, v = 6 × 10⁻⁷ m²/sec
At 2.0m, v = 6 × 10⁻⁶ m²/sec
At 20m, v = 6 × 10⁻⁵ m²/sec
What is kinematic viscosity?A fluid's internal resistance to flow when subjected to gravitational forces is measured by a property called kinematic viscosity. A calibrated viscometer at a tightly regulated temperature is used to measure the number of seconds needed for a fixed volume of fluid to move a known distance through a capillary.
Standard units are used to translate this value into square millimeters per second or centistokes (cSt). Only when the test's temperature is reported along with the viscosity, for instance 23 cSt at 40 degrees C, is the viscosity reporting considered valid.
Viscosity testing offers the highest degree of consistency and repeatability among all used oil analysis tests. The viscosity of the base oil, meanwhile, is the factor that is most important for efficient component lubrication.
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which of the following processes would be appropriate for cutting a narrow slot, less than 0.015 inch wide, in a 3/8- inch thick sheet of fiber-reinforced plastic (two best answers): (a) abrasive jet machining, (b) chemical milling, (c) edm, (d) laser beam machining, (e) oxyfuel cutting, (f) water jet cutting, and (g) wire edm
Laser beam machining and water jet cutting are the following processes would be appropriate for cutting a narrow slot, less than 0.015 inch wide, in a 3/8- inch thick sheet of fiber-reinforced plastic. Hence option d and f is correct.
What is fiber reinforced plastic?Fiber reinforced plastic is defined as a polymer-based composite material that is strengthened by fiber support. Fiber-reinforced plastics (FRP) are composite materials that use glass or carbon fibers as reinforcement and polymer resins as a matrix.
Because laser cutting is a far less aggressive and abrasive process than water jet cutting, it is much more accurate. A laser can carefully and safely cut materials as thin as 0.006 inches, whereas water jet cutters can't handle cutting through surfaces smaller than 0.02 inches.
Thus, laser beam machining and water jet cutting are the following processes would be appropriate for cutting a narrow slot, less than 0.015 inch wide, in a 3/8- inch thick sheet of fiber-reinforced plastic. Hence option d and f is correct.
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The pendulum consists of a 14-kg uniform disk and a 3-kg uniform slender rod. It is released from rest in the position shown. Suppose that L = 2.5 m. Determine its angular velocity, measured clockwise, when it rotates clockwise 90∘.
Angular velocity, measured clockwise, when it rotates clockwise 90°, w = 2.74 rad/s.
What is angular velocity?The vector representation of rotation rate, or how quickly an object rotates or revolves in relation to another point, is called angular velocity.
The time rate at which an object rotates or revolves around an axis is known as its angular velocity. Omega (sometimes ) is a Greek letter that stands in for angular velocity. Since it is measured in angles per units of time, radians per second is the SI unit for angular velocity. The angular velocity dimensionless formula is [M⁰ L⁰ T⁻¹].
Every point on an object rotating about an axis experiences the same angular velocity. However, tangential velocities at points farther from the axis of rotation differ from tangential velocities at points closer to the axis of rotation.
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Two infinite planar sources earch emitting S neutrons/cm^2 are placed parallel to one another in an infinite moderator at the distance 'a' apart. Calculate the flux and the current as a function of the distance from a plane midway between the two. Flux for an infinite planar source =(SL/2D)e^(|x|/L)
The current at x = 0, is zero because from the planar source current vectors have same magnitude and opposite direction. Thus, J₀ = 0.
What is current vector?It is not possible to predict the charge density of a frame from knowledge of the charge density in another frame. Knowing the vector J=0v, where v is the cube's velocity vector and 0 is the charge density in the cube's rest frame, would be sufficient in the cube example.
The two factors that define J, also known as the current vector, have transformation properties that allow for relativistic vector transformation. A vector is the velocity v. (section 3.5). Since it ultimately reduces to charge divided by rest-volume, the factor 0 is an invariant. Everyone can agree on the cube's volume in its rest frame because charge is an invariant.
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Determine the force in each member of the truss. Stale if the members are in tension or compression. Prob.6-3
When a force is applied to a member and it is pointed at a joint, the member is in compression. When a force is directed away from a joint that the member is attached to, it is said to be in tension.
What is tension?The pulling force transmitted axially by a string, rope, chain, or other similar object, or by each end of a rod, truss member, or other similar three-dimensional object, is referred to as tension in physics. Tension can also be described as the action-reaction pair of forces acting at each end of the aforementioned elements. Tension, the opposite of compression, is conceivable.
To measure tension as a transmitted force, an action-reaction pair of forces, or a restoring force, the International System of Units uses newtons (or pounds-force in Imperial units). At the point of attachment to the objects to which the string or rod is connected, the ends of a string or other object that transmits tension will exert forces in the direction of the string.
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A 50 mm diameter shaft is subjected to a static axial load of 160kN. If the yield stress of the material is 350MPa, the ultimate tensile stress is 400MPa and the fatigue limit (endurance limit) for R = -1.0 is 320 MPa, what is the amplitude of the largest fullyreversed bending moment that can be applied to this shaft so that fatigue does not occur?
The amplitude of the largest fully reversed bending moment that can be applied to this shaft so that fatigue does not occur is 3.2kNm.
What is Goodman line equation?The Goodman relation (also referred to as a Goodman diagram, a Goodman-Haigh diagram, a Haigh diagram, or a Haigh-Soderberg diagram) is an equation used to calculate the impact of mean and alternating stresses on the fatigue life of a material. It is a subfield of material failure theory in the field of materials science.A parabola known as the Gerber line and a straight line known as the Goodman line can both (conservatively) approximate a scatterplot of experimental data displayed on an amplitude versus mean stress plot.Planning is still impacted by this situation, which dates back to the 1946 court case Goodman v. Commissioner of Internal Revenue. The ruling's main point is that the decision of who should receive the proceeds belongs to the policy's owner.Find the attachment answer
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A Frenkel defect is composed with which of the following? (a) A cation interstitial and a cation vacancy (b A cation interstitial and an anion interstitial (c) A catio (d) An anion interstitial and an anion vacancy
A Frenkel defect is composed with A cation interstitial and a cation vacancy. Tus option A is the current option.
What is Frenkel defect?Yakov Frenkel, who discovered this type of point defect in crystalline solids, is known as the discoverer of the Frenkel defect in crystallography. The defect develops when an atom or smaller ion (typically a cation) vacates its position in the lattice, leaving a vacancy, and then transforms into an interstitial by settling in the vicinity.
In elemental systems, they are primarily produced during particle irradiation because their equilibrium concentration, as determined by the Boltzmann distribution, is below the detection threshold and their formation enthalpy is typically much higher than that of other point defects, such as vacancies.
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the service gaps model can be very useful to improve the delivery of services. drag each example to the type of gap it exemplifies.
The business is unable to comprehend what the client desires. The knowledge gap is the discrepancy between what the client expects from the service and what the business actually offers.
In essence, this gap exists because management is unsure of what exactly customers are expecting. In comparison to human service providers, it produces less heterogeneity. - Customers are given more power over the service as a result. Customers can access a greater range of services and information thanks to it. Although they are definitely not necessary for providing excellent customer service, rewards might encourage your staff to go above and beyond the call of duty. You may address some of the issues that businesses are currently facing by rewarding your staff for providing excellent customer service.
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LetAandBbe regular languages. Is the set of strings of odd lengin fromAbeginning with 0 concatenated with the set of strings of even length fromBending with 0 a regular language (yes or no). Explain your answer sufficiently to convince me that you are correct.
By emphasizing our experience with a specific talent that the role requires, into specific detail about that experience and how you have previously used it.
By doing this, the hiring manager will get a chance to review some of your work and decide whether it meets their criteria for a candidate. Use a few of your strengths that are relevant to the job requirements as the foundation of your response to the question of what sets you apart from other applicants. These could be personal traits, professional abilities, areas of specialization, or other relevant experiences. This is a fantastic response because the interviewee highlights the success of the company and their contribution to this success while also referencing key skills from the job description.
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state whether stress increased or decreased pulse rate. which division of the ans caused this change?
This alteration was brought on by the sympathetic wing of the ans.
Which section of the ANS causes the heart rate to drop?When the body is at ease, resting, or eating, the parasympathetic nervous system is in charge of the digestion and rest response. In essence, it reverses the effects of sympathetic division following a stressful event. The parasympathetic nerve system speeds up digestion while slowing down breathing and heart rate.
What section of the autonomic nervous system is involved in stress response?Sympathetic nervous system: This system stimulates bodily functions that support you when you're in need, particularly during stressful or dangerous situations. The "fight-or-flight" reaction in your body is controlled by this system.
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For each of the following parts, write a single C++ statement that performs the indicated task. For each part, assume that all previous statements have been executed (e.g., when doing part e, assume the statements you wrote for parts a through d have been executed).
a. Declare a pointer variable named fp that can point to a variable of type string.
b. Declare fish to be a 5-element array of strings.
c. Make the fp variable point to the last element of fish.
d. Make the string pointed to by fp equal to "tilapia", using the * operator.
e. Without using the fp pointer, and without using square brackets, set the fourth element (i.e., the one at index 3) of the fish array to have the value "salmon".
f. Move the fp pointer back by three strings.
g. Using square brackets, but without using the name fish, set the third element (i.e., the one at index 2) of the fish array to have the value "tuna".
h. Without using the * operator, but using square brackets, set the string pointed to by fp to have the value "ono".
i. Using the == operator in the initialization expression, declare a bool variable named d and initialize it with an expression that evaluates to true if fp points to the string at the start of the fish array, and to false otherwise.
j. Using the * operator in the initialization expression, but no square brackets, declare a bool variable named b and initialize it to true if the string pointed to by fp is equal to the string immediately following the string pointed to by fp, and false otherwise.
The single C++ statement :
a= string*fp, b= char fish, c= fp=&fish, d= *fp= "salmon", e= *(fp-1)= "yellowtail", f= fp= fp-3, h= fp[2]= "tuna", i= if (fp==&fish[0] d=true, else d= false.
What is C++ statement?Like the variable declarations and expressions covered in earlier sections, a basic C++ statement is each of a program's individual instructions. They are executed in the same order that they occur in a programme and always conclude with a semicolon (;).There are many different sorts of statements in C++, including compound, labelled, expression, and selection statements. A few selection statements are if, else, and switch. Some iteration statements in C++ include while, do while, and for loop.The programme components that regulate how and in what order objects are handled are called C++ statements. Overview is included in this part. Statements with labels. Statement Categories.Explanation :
A basic C++ statement is each of a program's individual instructions, similar to the variable declarations and expressions discussed in preceding sections. They run in the same sequence as they do in a programme, and they always end with a semicolon (;).However, programmes are not limited to making claims in a linear order. While operating, a programme may repeat code, make choices, or break apart. For defining what our programme must do, when it must be done, and under what circumstances, C++ provides flow control statements.The flow control statements presented in this section typically need a generic (sub)statement as part of their syntax. It's possible for this statement to be a simple C++ statement.Learn more about C++ statements refer to :
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An organization has published applications on its web servers. The applications are accessible to users in the organization when they are authenticated via Active Directory.
What RAS capability will allow the organization's applications to be accessible to users outside of the organization?
Where an organization has published applications on its web servers and the applications are accessible to users in the organization when they are authenticated via Active Directory the RAS capability that will allow the organization's applications to be accessible to users outside of the organization is; "Web Application Proxy"
What is Web Application Proxy?In Windows Server Remote Access, the Web Application Proxy is a role service. It provides reverse proxy capabilities, allowing users to access corporate resources on any device from outside the corporate network.
Web Application Proxy functions in two ways. It enables enterprises to grant end users outside of the company selective access to apps running on servers within the organization. It also acts as a stumbling block between business applications and the Internet.
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ricard, an engineer, supervises the construction of a new mountainside roadway. the road collapses in a landslide due to faulty grading. motorists injured in the collapse sue ricard in a tort action for negligence. under that theory, as a professional, ricard is held to the same standard of care as
Ricard in a tort action for negligence.According to that theory, Richard is expected to exercise the same level of caution as other engineers because he is a licensed professional.
NEGLIGENCE For the past 150 years or so, as in the majority of other nations, LIGENCE—the failure to exercise the ordinary care of a prudent and careful man—has been the predominant standard of civil liability for accidents. Accident cases, mostly negligence cases, make up the bulk of the civil business handled by the nation's trial courts. However, we lack a theory to explain how the concept of negligence and the fault system of accusable liability that is based on it serve social purposes. Using a sample of 1528 decisions from American appellate courts from the years 1875 to 1905, this article makes an attempt to formulate and test such a theory.
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an ideal otto cycle has a compression ratio of 8. at the beginning of the compression process, air is at 95 kpa and 27c and 750 kj/kg of heat is transferred to air during the constant volume heat addition process. determine the pressure and temperature at the end of the heat addition process
The pressure and temperature at the end of the heat addition process are 494.96 kPa and 1539 K respectively.
What is pressure?The force that is applied over a given area is measured as pressure. The units of pressure are frequently Pascals (Pa), newtons per square meter (N/m2 or kg/ms2), or pounds per square inch (Psi). There are additional units as well, such as the atmosphere (atm), torr, bar, and meters sea water (msw).
Either the capital P or the lowercase p is used to represent pressure in equations.
An equation's units are used to express pressure, which is typically expressed as follows:
P = F / A
where P is pressure, F is force, and A is area.
A scalar quantity, pressure, exists. which means it has a magnitude but no direction. Given that the force usually has a clear direction, this may seem confusing. The pressure of a gas inside a balloon may be helpful to keep in mind.
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using routh stability, what is the upper limit value for the range of kp (also known as critical gain kcr) such that the system maintains stability below this value?
If all of the characteristic equation's roots can be located on the left half of the s' plane, the control system is said to be stable.
If at least one characteristic equation root is found in the right-half of the "s" plane, the control system is unstable. Only linear systems are covered by this standard. On the right and left sides of the S plane, the exact placements of the poles are not specified. Only real coefficients can be utilized with the characteristic equation. The condition is satisfied if the coefficients of the characteristic polynomial are positive. This implies that all of the roots of the characteristic equation should have negative real parts.
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What are the criteria and constraints for your mug design? Be as specific as possible.
Design limitations are situations that restrict a project or change its specifications.
What Are Constraints in Design?The presence of design restrictions is a need for a project's success.Design limitations assist in limiting options when developing a project.In our example, you might initially have access to any food in the world, but as you consider your budget, the options become more limited.Although they sometimes seem like a drawback, design limitations help the project take on the precise form that the client requires.In this case, the outcome of your considerations will be a meal that is suitable for you and every one of your guests.We're going to learn how design constraints impact engineering projects like building cars, buildings, and other structures instead of building a menu.To learn more about Constraints in Design refer to:
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technician a recommends backward flushing an oil cooler with solvent after repairing an engine that had damaged bearings. technician b says that servicing the oil cooler when bearings are damaged is unnecessary. who is correct?
Technician A is correct. Thus, recommends backward flushing an oil cooler with solvent after repairing an engine that had damaged bearings.
Antifreeze can cause contamination are improved oil viscosity or thickening of the oil (as witnessed), formation of gels and emulsions, formation of corrosive acids, premature filter plugging, and poor peripheral lubrication. The most general effect of high oil pressure is engine temperature, which ultimately makes the temperature of oil increase. Engine elements that are not functioning can also make an oil pressure increase. Low oil level refers to the most general cause of low pressure; it's also the easiest to fix. Oil changes are crucial, and between oil changes, it's just as a credential to check your motor's oil level regularly and add it as necessary.
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technician a says that dirt bypassing the filter on many common rail injectors can cause an injector to stick open and continuously fuel a cylinder. technician b says that any dirt particles may potentially damage the injector, but would not allow an injector to full fuel or the engine to run away. who is correct?
Technician a is correct because he says that Many common rail injectors filters can be bypassed by dirt, which can lead to an injector sticking open and continuously fueling a cylinder.
Coalescence is used to separate the water and fuel. To the fuel injector cleaning kit, fasten your air compressor. Diesel engines run at compression ratios that are greater than those of gasoline engines. greater ratio compared to gasoline engines. increased thermal expansion as a result. more fuel energy that is transformed into usable power. The great benefit of using a dry cylinder sleeve is that by quickly installing new sleeves, the cylinder block can be quickly restored to its original specifications. Vacuum drying can be used to get rid of small amounts of water. A nozzle is used to spray the fuel into the vacuum chamber of engines. Air and unsolved free water are taken out of the oil. The fuel is evenly dispersed, which facilitates efficient drying.
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what components of the simulation can be altered? describe the purpose of the balance scales and bar charts in the simulation. when is an equation balanced?
The balance scales and bar charts are used to assist visualize how many molecules go into the chemical that is produced. By comparing the quantity of molecules on both sides of the chemical equation, this example also aids in determining whether the equation is balanced.
For easier calculation, balance scales and bar charts are employed in many branches of science and mathematics. Here are some applications for the tools: - Bar scales are employed for weight measurement.
The data are calculated using bar charts.
In chemistry, bar scales are used to measure salts for element detection and salt analysis. To determine the amount of each element contained in the salt or in the data, bar charts are utilized.
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While Perl and Awk used curly brackets to define code blocks for functions and control structures; Python uses indentation. Which can be comprised of tabs or spaces.
Group of answer choices
True
False
Comprised of tabs or spaces is true
What is meant by Comprised tabs and spaces ?You see, each line of code is formatted with spaces using the spacebar. In contrast, while using tabs, you align it with the tab key. Big effects from a small mechanical difference. Continue reading to find out more about the space vs. tabs issue and discover why programmers who use spaces make more money than their tab-using counterparts.
A tab (also known as "HT" or ASCII 0x09 or "u0009" or "t") is a single character. When that character is displayed, it frequently appears as a small amount of blank space. Traditionally, it has been represented as 8 SPACE characters.
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a) Compute VL, iL, iZ and iR for the network of the figure if RL = 180 ohms.
b) Repeat part (a) if RL = 470 ohms.
c) Compute the value of RL that will establish maximum power conditions for the Zener diode.
d) Compute the minimum value of RL to ensure that the Zener diode is in the "on" state.
a) Here, VL = 9v, IL = 50mA, Ir = 50mA for the network of RL= 180 ohms.
b) If RL = 470 ohms, then VL = 10v, IL = 21.276mA, Ir = 45.45mA
c) The value of RL that will establish maximum power conditions for the Zener diode, R[tex]_{L_{(max)}}[/tex] = 1.83 kΩ
d) The minimum value of RL to ensure that the Zener diode is in the "on" state R[tex]_{L_{(min)}}[/tex] = 220 Ω
What is Zener diode?A Zener diode is a particular kind of diode made to consistently permit current to flow "backwards" (with inverted polarity) when a specific reverse voltage, called the Zener voltage, is reached.
A wide range of Zener voltages, some of which are even variable, are used in the manufacture of Zener diodes. The reverse conduction occurs in some Zener diodes with sharp, highly dopped p - n junctions and low Zener voltages; in these cases, the Zener effect, named after Clarence Zener, is caused by electron quantum tunneling in the small gap between the p and n regions.
Avalanche breakdown also occurs during the operation of diodes with higher Zener voltages, which have a more gradual junction.
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what is a shim in cybersecurity
The arrow is pointing at the bushings the power source the rotor windings the stator windings
It is false that an AC motor works by inducing current in the rotor with the help of the magnetic field created in the stator.
Thin electrical grade steel punched laminations, often known as "punchings," are used to construct the stator core. They are segmented, which means that one layer is made up of a 360° ring made up of 12 to 24 punchings arranged side by side. To ensure a strong body of combined punchings, each layer is "staggered" with respect to the positions of the gaps between punchings in the layers below and above.
Over 200,000 punchings might be found inside the stator core of a big turbine generator. To function as a solid mechanical body, these punchings are axially clamped. The axial clamping force is produced using one of two fundamental techniques. In one, "through bolts" are inserted through core yoke holes.
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A person wearing a parachute jumps out of an airplane. Assume that there is no wind and that the parachute provides viscous damping relative to a fixed reference frame. The parachute has a relatively small mass Mp and a large damping coefficient Bp. The jumper has a larger mass Mj and a smaller drag coefficient Bj. The cords attaching the parachute to the jumper are assumed to be quite springy. The elastic effect of the risers is represented by the constant Kr. A simple equivalent diagram is shown below. ปล W хр xxxxx 40 M, tele KR w x; M; 52 a. Write the modeling equations describing the motions of the jumper and the parachute. Assume Xp and xj are both zero at time t=0. b. Take the positive direction of these displacements at downward, draw a Simulink diagram to solve these equations. Use the following parameters, Mp= 10 Kg, M;= 60 Kg, Bp=100 N.s/m2, and Kr = 400 N/m. c. Simulate the following experiment: The jumper jumps out of the plane and the parachute open Let t=0 be the instant the parachute opens. At this time the rises are fully extended, so they are neither slack nor stretched. Run the simulation and show Xp and x; for the first 5 seconds after the parachute opens. Show also the corresponding velocities, and the riser elongation (xj – Xp).
A. The rapid slowing of the parachute as its drag becomes active but the jumper's weight has not yet extended the risers to pull down hard on the parachute.
B. The increase in velocity of the jumper due to gravity, before the parachute and risers begin to take effect.
C. The increase in length of the risers as the weight of the jumper is supported by the parachute.
What is velocity?A vector measurement of the speed and direction of motion is what is meant by the term "velocity." Simply put, velocity is the rate of movement in one direction. Velocity can be used to calculate both the speed of a rocket launching into space and the speed of a car traveling north on a busy freeway.
The velocity vector's scalar (absolute value) magnitude is, as you might have guessed, equal to the motion's speed. Velocity is the first derivative of position with respect to time in calculus terms. A straightforward formula that takes rate, distance, and time into account can be used to calculate velocity.
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where can I get a free dirt bike in pa
Answer:
1. Enlist in dirt bike giveaways
2. Search craigslist
Explanation:
Brainliest, Please!Problem 2: [30 pts] The initial and the final values In the circuit above, the switch has been open for a long time. The switch is closed at
t=0
. a. Find
i L
(0)
and
v c
(0)
. b. Find
i L
([infinity])
and
v C
([infinity])
.
A) V[tex]_c[/tex](t) = 16[tex]e^{-3.12St}[/tex] Volt
B) Current across inductor in steady state, i[tex]_L[/tex](∞) = 2A
What is current?The speed at which electrons move past a particular location in an electrical circuit is known as current. Current = flow in the simplest terms.
The international unit for measuring current is an ampere, pronounced "amp" (AM-pir). It expresses how many electrons—also referred to as "electrical charge"—flow past a specific point in a circuit over the course of a certain amount of time.
One coulomb of electrons, or 6.24 billion billion (6.24 x 10¹⁸) electrons, are moving past a single point in a circuit every second at a rate of one ampere, or one ampere per second. How many gallons pass a single point in a pipe in a minute is the calculation, which is similar to measuring water flow (gallons per minute, or GPM).
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a three-phase transformer connection has a delta-connected primary and a wye-connected secondary. the center tap of the wye is used as a neutral conductor. if the line-to-line voltage is 480 v, what is the voltage between any one phase conductor and the neutral conductor?
The voltage between any one phase conductor and the neutral conductor is 277.128 V.
What is a phase conductor?A line conductor used in an AC electric circuit known as a phase conductor (this term is defined in the IEC 60445:2021). In other words, it is used to transmit electrical energy under normal circumstances and is a live conductor. The less accurate term "phase conductor," which should be used instead, is frequently used in the US and some other nations.
Building electrical installations use phase conductors and neutral conductors to supply power for the AC electrical equipment used there.
A phase conductor is a current-carrying conductor that is counted as one of the electrical conductors in a circuit, network, or system of conductors.
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When a metal car is struck by lightning, the resulting electric field inside the car is.
Inside the automobile, there is no electric field.
What is the electric field inside the car like?It is safest to remain inside the car during an electrical storm since the metal body acts as a Faraday cage, containing no electrical field.There isn't an electric field inside the car as a result.Once a capacitor is fully charged, its overall electron content remains constant.There is absolutely no electric field inside of a conductor.Just outside of charges on a conductor's surface, where they begin or end, the electric field lines are perpendicular to the surface.To learn more about the electrical field refer to:
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isotropic point sources each emitting s neutrons/sec are placed in an infinite moderator at the four comers of a square of side a. compute the flux and current at the midpoint of any side of the square and at its center.
The flux and current at the midpoint of any side of the square and at its center are given by 16 x (s/a2) and 16 x (s/a) respectively.
The total flux at the midpoint of any side of the square is given by:
Flux = 4 x (s/a2)
The total current at the midpoint of any side of the square is given by:
Current = 4 x (s/a)
Flux and current at the center of the square
total flux at the center of the square is given by:
Flux = 16 x (s/a2)
The total current at the center of the square is given by:
Current = 16 x (s/a)
Therefore flux and current at the midpoint of any side of the square and at its center are given by 16 x (s/a2) and 16 x (s/a) respectively
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if the boundary layer on the hood of your car behaves as one on a flat plate, estimate how far from the front edge of the hood the boundary layer becomes turbulent. how thick is the boundary layer at this location?
Far from the front edge of the hood the boundary layer becomes turbulent flow. thick is the boundary layer at this location is 0.052/v.
Renold y number = pvx/μ
for turbulent flow Rc=5*10⁵
5*10⁵=pvx/μ
x=5*10⁵μ/Pv
x=7.306/V
Thickness from blosius equation
=δ/x=s/√Rc
δ=sx/√PVx/μ=5√μx/pv
=5√179*10⁻⁸ˣ7.306/1.125*v²
Thickness=0.052/v.
Laminar flow is a type of fluid (gas or liquid) flow in which the fluid moves in smooth layers or paths while turbulent flow involves irregular fluctuations or mixing. In a turbulent flow, the magnitude and direction of the fluid's speed at a given point are continuously changing.
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In which of the following areas does a WAN differ from an internetwork? (Choose all that apply.)
a. WANs use service providers for the network connection.
b. WANs can't transport Network-layer protocols.
c. WANs use serial communication technologies that can span miles.
d. WANs don't use
Option a is correct. The following area in which WAN differ from an internetwork is WANs use service providers for the network connection.
Wide area networks are telecommunications systems that cover a large geographic area (WAN). Wide area networks are commonly put up using leased telecom connections.
Wide area networks are used by businesses to transmit information to employees, students, clients, purchasers, and suppliers in different parts of the world. Governments and educational institutions also employ them. In essence, this method of communication makes it possible for a business to effectively do its regular activities wherever it is. The Internet might be categorized as a WAN.
A computer network that covers several continents, or even the entire planet, is often referred to as a WAN.
However, it may be best to view WANs as computer networking technologies used to transmit data over long distances in terms of the application of communication protocols and concepts.
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