Inductance has the useful characteristic of providing more ohms of reactance at B. higher frequencies. Inductance has the characteristic of providing more ohms of reactance at higher frequencies due to the relationship between inductive reactance, inductance, and frequency as described in the formula X_L = 2πfL.
This is because:
1. Inductance is a property of an electrical circuit that opposes changes in current. It's usually represented by the symbol L and is measured in units called henrys (H).
2. Ohms (Ω) is the unit of measurement for electrical resistance and reactance. Resistance opposes the flow of direct current (DC), while reactance opposes the flow of alternating current (AC).
3. Reactance is of two types: capacitive reactance (opposes current flow due to capacitance) and inductive reactance (opposes current flow due to inductance).
4. Inductive reactance (X_L) is the opposition to the flow of alternating current caused by the inductance in a circuit. The relationship between inductive reactance, inductance, and frequency is given by the formula: X_L = 2πfL, where f is the frequency of the AC signal.
5. From the formula, we can see that as the frequency (f) increases, the inductive reactance (X_L) also increases. This means that inductance provides more ohms of reactance at higher frequencies.
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Hi! I'd be happy to help with your question. Inductance has the useful characteristic of providing more ohms of reactance at B. higher frequencies. The reactance in an inductor, measured in ohms, increases as the frequency of the alternating current (AC) increases. The formula for calculating inductive reactance is X_L = 2πfL, where X_L is the inductive reactance, f is the frequency, and L is the inductance. As you can see from the formula, the reactance is directly proportional to the frequency.
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1. A flywheel is suspended by resting the inside of the rim on a horizontal knife edge so that the wheel can swing in a vertical plane. The flywheel has a mass of 350Kg. The knife edge is parallel to and making 350mm from the axis of the wheel. The time for making one small oscillation is 1.77 seconds. Assuming that the centre of mass is in the axis of the wheel, determine:
(I).The radius of gyration of the wheel about the axis.
(II). The torque to increase the speed of the flywheel at uniform rate from 240 rev/min to 250 rev/min in 0.75seconds when the flywheel is revolving about its axis.
2. A solid metal cylinder 450mm diameter is suspended with its axis vertical by means of a wire coaxial with the cylinder and rigidly attached to it. The stiffness of the wire is 22Nm per radian of twist. Find the necessary mass of the cylinder so that when it is given a small angular displacement about its axis, it will make 40 vibrations per minute.
Answer: A fly wheel having a mass of 30kg was allowed to swing as pendulum about a knife edge at inner side of the rim as shown in figure.
Explanation:
Sae-10 oil at 20 deg c fills the gap between the moving 6 cm diameter long cylinder which is inside a fixed outer cylinder 6.8 cm diameter. calculate the pressure gradient per unit length needed so the shear stress on the outer cylinder is exactly equal to zero when the inner cylinder is moving with velocity v
When calculating the Reynolds number (Re) of a flowing fluid, the fluid's inertia force is determined by multiplying the fluid's velocity by the internal pipe diameter, and the resulting ratio is then divided by the fluid's kinematic viscosity (viscous force per unit length).
The ratio of momentum (or inertia) to viscous forces is how the Reynolds number is commonly understood. At a moderate Reynolds number, a significant shift in fluid behavior takes place. When this happens, the flow stops being uniform and laminar and starts to fluctuate (turbulent). Density * D * Flow Speed/viscosity = vReynolds number. The units on the right side of the equation cancel out completely, leaving the Reynolds number without any units. It grows as the flow rate quickens and shrinks as the viscosity increases. When the Reynolds number is around 2300, turbulence begins to occur.
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Which equipment is used to supply power to several connections from one supply source?
A. Adapters
B. Junction boxes
C. Multi-use cords
D. Twist-lock receptacles
B. Junction boxes equipment is used to supply power to several connections from one supply source.
Junction boxes are essential components in electrical systems that serve the purpose of distributing power from a single supply source to multiple connections. They are designed as electrical enclosures, typically made of metal or plastic, that house and protect the electrical connections and wiring within.
The main function of a junction box is to provide a centralized location where multiple electrical circuits or wires can come together and be connected. These circuits may be part of a larger electrical system, such as a building's wiring network, or they may be specific circuits for various devices or outlets.
By consolidating the connections in one place, junction boxes ensure a more organized and manageable electrical setup. They help in preventing loose or exposed wiring, which can be hazardous and prone to accidents. The enclosure of the junction box also provides protection against dust, moisture, and other external elements that could potentially damage the electrical connections.
When it comes to supplying power, the junction box acts as a hub. It receives the electrical supply from the main source, such as a circuit breaker panel, and then distributes that power to the connected circuits or devices. This distribution allows for multiple connections to receive power simultaneously and efficiently.
Junction boxes also play a crucial role in maintaining electrical safety. They often have covers or lids that can be securely fastened, preventing unauthorized access to the wiring and reducing the risk of electrical shocks or accidents. Additionally, junction boxes are designed to meet specific electrical codes and standards to ensure proper installation and compliance with safety regulations.
In summary, junction boxes are used to provide power to several connections from one supply source by serving as centralized enclosures for electrical connections. They facilitate the distribution of power, protect the wiring, and enhance electrical safety within an electrical system or installation.
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need urgent help!!
Determine the point(s) P on the line e with equation x−6 = ( y−3)/4 = ( 1−z)/3
for which the line connecting P with Q(2, −6, 5) is perpendicular to e.
The quartiles divide a set of observations into four portions, each representing 25% of the observations, together with the minimum and maximum values of the data set. The interquartile range, a measurement of variation around the median, is calculated using quartiles.
How are quartiles determined?In order to quartile a set of data with n items (numbers), we choose the n/4th, n/2nd, and n/4th items. Interpolation between the adjacent items is used if indexes n/4, n/2, or 3n/4 are not integers.For instance, the first quartile Q1 of ordered data is the 25th item, the second quartile Q2 is the 50th item, and the third quartile Q3 is the 75th item. The fourth quartile Q4 would be the highest item of data, and the zeroth quartile Q0 would be the minimum item; however, these extreme quartiles are referred to as the minimum and maximum of a set, respectively.Calculation:Statistical file: {2, -6, 5}
Quartile Q1: -6
Quartile Q2: 2
Quartile Q3: 5.
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Which of the following workers are not likely to be paid during an election?
campaign press secretary
volunteer coordinator
poll worker
director of communications
Answer:
volunteer coordinator
Explanation:
because they are volunteering for that and in most of the cases they do not expect to be paid
An isolated charged soap bubble of radius R 0 = 6. 95 cm is at a potential of V 0 = 307. 0 volts. If the bubble shrinks to a radius that is 39. 0 % of the initial radius, by how much does its electrostatic potential energy U change? Assume that the charge on the bubble is spread evenly over the surface, and that the total charge on the bubble remains constant
The electrostatic potential energy U changes by -0.39307 J.
The electrostatic potential energy of a system is given by the equation U = 1/2 * QV, where Q is the total charge on the system and V is the potential difference.
If the radius of the bubble shrinks by 39%, the potential difference will also shrink by the same amount, thus changing the potential energy. To calculate this change, we can use the equation: U = 1/2 * QV_initial - 1/2 * QV_final.
Since Q is constant, the change in potential energy is simply the change in V. Hence, U = 1/2 * Q(V_initial - (V_initial * 0.39)) = -0.39307 J
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The monthly output of a certain product is Q(x)=2500x 5/2
where x is the capital investment in millions of dollars. Find dQ/dx, which can be used to estimate the effect on the output if an additional capital investment of $1 million is made. dQ/dx=
The monthly output of a certain product can be given by the function
\(`Q(x) = 2500x^(5/2)`\)
where x is the capital investment in millions of dollars.
differentiate the function Q(x) with respect to x.
\(dQ/dx = d/dx(2500x^(5/2))\)
Using the power rule of differentiation, we have:
\(dQ/dx = (5/2) * 2500 * x^(5/2 - 1)dQ/dx
= 6250x^(3/2) `dQ/dx
= 6250x^(3/2)`\)
which gives us the effect on the output if an additional capital investment of $1 million is made.
Note: To estimate the effect on the output if an additional capital investment of $1 million is made, we substitute x with x+1 in the expression for `dQ/dx`. This gives us the new output and the increase in output due to the additional investment.
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consider the following fragment of a positional index with the format: word: document: ; document: < position, . . .> . . . gates: 1: <3>; 2: <6>; 3: <2,17>; 4: <1>; ibm: 4: <3>; 7: <14>; microsoft: 1: <1>; 2: <1,21>; 3: <3>; 5: <16,22,51>; the /k operator, word1 /k word2 finds occurrences of word1 within k words of word2 (on either side), where k is a positive integer argument. thus k
The value of k cannot be determined from the given positional index fragment.
How we can the following fragment of a positional index with the format?The value of k is not given in the provided fragment of the positional index.
The positional index fragment lists the occurrences of certain words in various documents, along with the positions where the word appears in each document.
The /k operator is a proximity search operator that finds occurrences of one word within a certain distance (k) of another word. However, the value of k is not specified in the given fragment of the index.
In order to use the /k operator, the value of k must be specified as a positive integer argument.
For example, if we wanted to find occurrences of the word "gates" within 5 words of the word "microsoft", we would use the query "microsoft /5 gates".
Without a specified value of k, we cannot use the /k operator.
In summary, the value of k cannot be determined from the provided fragment of the positional index.
It would need to be specified in order to use the /k operator for proximity searches.
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The current standard for recovery only equipment is sae
Explanation:
I think is SAE standard J2810
Once you have chosen a topic, what should you do before beginning the research process? a. Find as many possible facts and details on your topic c. Discuss your idea with others b. Choose a position d. None of these Please select the best answer from the choices provided A B C D
Answer:
The answer is C
Explanation:
Once you have chosen a topic, the next thing you should do before beginning the research process is: C. discuss your idea with others.
What is a research topic?A research topic refers to an event, issue, or subject that a researcher is keenly and deeply motivated or interested in, especially when conducting a study or research.
Based on scientific information and records, it is very important you discuss your idea with others once you have chosen a topic, before beginning the research process.
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Most car and home loans require a borrower to pay back the loan with the ___________ option.
Answer:
are there any options, but if no I think the answer might be INTEREST
when ben increases the temperature difference between two junctions, the voltage also increases. what type of variable is voltage in the above situation?
Voltage is a dependent variable in the above situation.
In the given situation, the independent variable is the temperature difference between two junctions, and the dependent variable is the voltage produced. As Ben increases the temperature difference, the voltage also increases, which means the voltage is dependent on the temperature difference.
In this case, voltage is not being directly controlled or manipulated by Ben but instead, it is being measured and observed as a result of the changes in temperature.
Therefore, voltage is a dependent variable. It is important to identify and understand the dependent variable in an experiment or situation to make meaningful conclusions and analyze the relationship between the independent and dependent variables.
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is it worth replacing compressor on ac unit in car?
It depends on the age and condition of the car's AC unit, as well as the cost of the compressor replacement. If the car is relatively new and the AC unit is in good condition, replacing the compressor may be a worthwhile investment to extend the life of the unit.
However, if the car is older or the AC unit has other issues, it may be more cost-effective to replace the entire unit instead of just the compressor.
Ultimately, the decision to replace the compressor on an AC unit in a car depends on a variety of factors and should be based on a careful assessment of the costs and benefits. It is recommended to consult with a qualified mechanic or automotive technician to determine the best course of action for your specific situation.
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Would you expect the center of mass of a baseball bat to be located halfway between the ends of the bat, nearer the lighter end, or nearer the heavier end?
The center of mass of a baseball bat would be located nearer to the heavier end. This is because the distribution of mass is not uniform along the length of the bat, with the heavier end having more mass concentrated in that area.
The center of mass of a baseball bat would be located closer to the heavier end. This is because the mass of the bat is not evenly distributed throughout its length, with the barrel being heavier than the handle.
As a result, the center of mass is shifted towards the heavier end, making it closer to that end.
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Consider the following parameters of a virtual memory system: Virtual Address (bits): 33 Page Size: 4 KB PTE Size (byte): 4 For a single-level page table, how many page table entries (PTE) are needed? For a single-level page table, how much physical memory is needed for storing the page table?
8 MB Physical memory needed to storing for page table.
How to solveGiven
Virtual address = 33 bit.= 2³³ B
Page Number (P) Page Size (d)
21 12
Page Size = 4KB= 4*2¹⁰ B= 2²*2¹⁰ B (12 bit)
( 1K = 2¹⁰).
Total Number of Page (P) =
Virtual address Size/ Page Size
= 2³³B/ 2¹²B
= 2²¹ .
Page Table data structure used to mapping between Virtual Address and Physical Address.
page table contains all information about every page in PTE (Page Table Entry) .
In one PTE contain information of one page.
Size of Page Table
= Number of Page * Size of PTE
= 2²¹ * 4 B
= 2²¹ * 2² B
= 2²³ B
= 2³ MB. ( 1M = 2²⁰)
= 8MB.
8 MB Physical memory needed to storing for page table.
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Choose two other elements from the periodic table that you predict should react to form something like table salt
Please pleassssss helppp
I give branlistttttt
A rope is wrapped three and a half times around a cylinder. Determine the range of force T exerted on
the free end of the rope for maintaining equilibrium that is required to just support a 5 kN weight. The
coefficient of friction between the rope and the cylinder is 0.2
The range of force exerted at the end of the rope is; 285.7 N to 1,000 N.
What is the Net horizontal force?The net horizontal force of the cylinder when it is at equilibrium position can be found by applying Newton's second law of motion. Thus;
∑F = 0
F - μF_n = 0
We are given;
F_n = 5 kN = 5000 N
μ = 0.2
Thus;
F - 0.2(5,000) = 0
F - 1,000 = 0
F = 1,000 N
The strength of the applied force will be increasing as the number of turns of the rope increases. Thus;
Minimum force = Total force/number of turns of rope
Since rope is wrapped three and half times, then;
number of turns = 3.5
Thus;
minimum force = 1,000/3.5
minimum force = 285.7 N
Thus, the range of force exerted at the end of the rope is 285.7 N to 1,000 N.
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TRUE/FALSE. grounding, in the simplest form, is the process of connecting a system or an electrically conductive object to ground (the earth).
Answer:
True. Grounding, in the simplest form, is the process of connecting an electrically conductive object to ground (the earth). This is done to provide a safe path for electrical current to flow in the event of a short circuit or ground fault. Grounding also helps to protect people from electrical shock.
Explanation:
There are two main types of grounding:
System grounding: This is the connection of the electrical system to ground. It is typically done at the main service panel or distribution panel.
Equipment grounding: This is the connection of individual pieces of electrical equipment to ground. It is typically done using an equipment grounding conductor, which is a copper or aluminum conductor that is connected to the system grounding conductor at the main service panel or distribution panel.
Grounding is an important safety measure that can help to prevent electrical fires and injuries. It is required by most electrical codes, and it is a good idea to have your electrical system grounded by a qualified electrician.
A large tank, at 500 K and 200 kPa, supplies isentropic air flow to a nozzle. At section 1, the pressure is only 120 kPa. What is the temperature at section 1
Calculate the resistance of a lamp if the current through it is 0.4 A and the voltage across it is 8 V.
Answer:
Answer is 3.2 Ω (Ohms)
Explanation:
From Ohms Law I = V/R
R = V(I)
R = 8(0.4)
R = 3.2
The resistance of a lamp if the current through it is 0.4 A and the voltage across it is 8 V is 3.2 ohm.
What is Ohm's Law?According to Ohm's law, when all other physical parameters, including temperature, are held constant, the voltage across a conductor is directly proportional to the current flowing through it.
According to Ohm's Law, the electrical current I flowing through a particular conductor is precisely proportional to the potential difference (voltage) V across its ends (assuming that the conductor's physical properties, such as its temperature and pressure, stay constant). where R is a proportionality constant.
Given:
Current, I= 0.4 A
Voltage, V= 8 V
Using Ohm's Law
V= IR
I = V/R
R = V(I)
R = 8(0.4)
R = 3.2 ohm
Hence, the resistance of a lamp if the current through it is 0.4 A and the voltage across it is 8 V is 3.2 ohm.
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B/ Evaluate e^(πi/2)
You get a result immediately from Euler's formula:
e ^(i π/2) = cos(π/2) + i sin(π/2) = 0 + i * 1 = i
A conventional steering system has all of the following except
A station supplies 250 kVA at a lagging power factor of 0.8. A synchronous motor is connected in parallel with the load. If combined load is 250 kW with lagging p.f. of 0.9, determine:
Answer:al part of question
Explanation:voltage
HOW MANY TIMES PROPERTIES HAVE BEEN LEASED BY JOHN KAY?
write a sql statement. LNO P NO RENTE RENT PAID PAYME START DAT FINISH DA ----- 10024 PA14 CR62 10075 PL94 CR76 10012 PG21 CR74 10022 PG21 CR62 10023 PG4 CR76 10028 PA14 CR62 10029 PG21 CR12 10030 PD12 CR96 10032 PD12 CR96 10033 PD14 CR12 10038 PA14 CR12 650 VISA 01-JUN-12 01-NOV-12 400 CASH 01-JAN-12 01-AUG-12 700 CHK 01-JUN-12 30-JUN-12 680 MC 01-OCT-12 30-OCT-12 350 MC 01-SEP-12 01-OCT-12 450 CHK 01-JAN-12 01-JUL-12 700 15-MAR-21 15-MAY-21 450 VISA 01-JAN-13 01-FEB-13 550 VISA 01-OCT-13 05-OCT-13 450 MC 01-JAN-17 05-JAN-17 550 MC 20-JAN-17 25-JAN-17 L_NO P_NO RENTE RENT_PAID PAYME START_DAT FINISH_DA 10040 PA01 CR30 10042 PA14 CR30 10014 PL21 CR30 10018 PL21 CR10 10025 PA 14 CR10 550 CHK 05-JUN-20 10-AUG-20 450 CHK 15-DEC-20 10-JAN-21 450 CHK 15-DEC-20 10-JAN-21 650 VISA 15-JAN-21 20-FEB-21 650 VISA 15-MAR-21 20-MAR-21
Where the name of the table is called "LEASES" and the column of the lessee is called "LESSEE", the SQL statement to to count the number of times the properties hve been leased by John K ay is:
SELECT COUNT (*)
FROM LEASES
WHERE LESSEE = 'John Kay';
What is the explanation for the above SQL Statement?The above SQL Statement assumes that the lessee's full name is 'John Kay' and that it is spelled the same way in every lease record.
If the name is stored in separate clumns for first and last name, or if there are errors in the spelling of the name, then, it is important for the query to be adjusted accordingly.
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All of the following are types of stripping except? a.end terminations b. window cuts c. spiral cuts d. indent cuts
The option that is not a types of stripping is option d. indent cuts.
What are the types of cable stripping?
They are:
1. End termination
2. window cut
3. cut spiral cut
4.circumferential and longitudinal cuts
Wire Stripping is known to be a kind of act where there is the removing of the material information from any kind of cable or wire transfers, thus making it hard to identify.
Therefore, The option that is not a types of stripping is option d. indent cuts.
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It is okay to speed 7-10 mph over the posted speed limit.
The police cannot write speeding tickets for that.
Answer:
it is okay depending on how u drive
A start-up is expanding overseas and spends an excessive amount of time on recruiting and hiring activities, hindering its ability to focus on the core aspects of its business. How can a Human Capital Management (HCM) platform provider benefit this company?
Answer:
Human Capital Management (HCM) will help the start-up firm manage its recruiting and hiring activities.
Explanation:
Human Capital Management (HCM) Platform will assist the start-up firm manage its main point of access by keeping the employee records and maintaining the wages and salaries, managing the benefits, time, and attendance, and carrying out performance reviews including looking after the most important asset employees.
What was frank lloyd wright's term for the homes he designed such as the robie house, which had an open ground plan and long, ground-hugging lines?
Low horizontal lines, an open floor plan, and long, ground-hugging lines are phrases used by Frank Lloyd Wright to describe the houses he created, such as the Robie house.
Who is Frank Lloyd?Frank Lloyd Wright was an American architect, designer, author, and educator who lived from June 8, 1867, until April 9, 1959. Over the course of his 70-year creative career, he created more than 1,000 structures. Wright was a significant contributor to the twentieth-century architectural trends, inspiring thousands of apprentices through his Taliesin Fellowship and through his works. Wright adhered to an aesthetic he dubbed "organic architecture," which he described as harmonious design with both people and the environment.Fallingwater (1935), dubbed "the best all-time achievement of American architecture," served as an example of this idea.To learn more about frank Lloyd, refer to:
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how does a diaphragm pump work ?
Answer:
Those in which the diaphragm is sealed with one side in the fluid to be pumped, and the other in air or hydraulic fluid. The diaphragm is flexed, causing the volume of the pump chamber to increase and decrease. ... Those employing one or more unsealed diaphragms with the fluid to be pumped on both sides.
hi i am a teacher and i want to say to stop using brainly we strictly banned brainly but our students keep using it
Answer:
Then miss try to get your school to banned it for your district like forbid then from the web site then it will not allow them to use it. then sometimes use it to help other people who needs help like teachers do or we need help with something we dont know so we ask for help for a better understanding of it.
Explanation:
^-^ hope you have a good day miss or sir
Answer:
So I would love to say that you and your team at your school had banned brainly and why are you using brainly here, then you shouldn't use brainly, and brainly all students around the world gets help even you is one.