when your fixing a car, what is the first thing you want to do?
Answers
Answer:
Changing oil.
Explanation:
You need to regularly check and change your car’s oil to ensure smooth running of the vehicle and to prolong the lifespan of its engine.
Related Questions
Is the impedance of the capacitor purely reactive, and how does it compare to the nominal value of the ideal capacitor? Why or why not is it purely reactive?
Answers
In an electric field, a capacitor is a device that stores electrical energy. It has two terminals and is a passive electrical component. Capacitance refers to a capacitor's effect.
What is the impedance of an ideal capacitor?An perfect capacitor has an infinite resistance. For all frequencies and capacitance levels, the reactance of a perfect capacitor, and consequently its impedance, is negative.A capacitor that has no resistance and therefore doesn't lose any energy while it's operating is the ideal capacitor. It just possesses capacitance. There is no dielectric loss in a perfect capacitor. High temperature stability characterizes the ideal capacitor.As capacitance and frequency increase, capacitive reactance falls. Impedance is the complete opposition that reactance and resistance give.Similar to inductors, the ideal capacitor is a totally reactive device with no resistive (power dissipative) effects whatsoever. Of course, nothing is so flawless in the actual world. Capacitors, however, have the advantage of often being more pure reactive componentsTo learn more about Ideal capacitor refer to:
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WILL MAKE AS BRAINLEST
I answered some of them can anyone help with the rest?
1. What document granted permission to found and established the boundaries of the Georgia Colony?
The charter
2. Why was Georgia founded as a “buffer colony”?
defend the southern British colonies from Spanish Florida.
3. Why did Oglethorpe originally want to start a new colony in the New World?
He wanted to give debtors another chance at life instead of prison
4. According to the Charter of 1732, what are the three reasons for starting the colony of Georgia?
Charity Economics Defense
5. How did the relationship between Oglethorpe and Tomochichi impact the founding and establishment of the colony of Georgia?
6. Who founded the city of Savannah?
James Oglethorpe
7. Describe, in detail, how the following individuals contributed to the founding of Georgia:
Tomochichi:
Mary Musgrove:
8. What were the Salzburgers able to produce that the colonists of Savannah had trouble producing?
9. Who was the interpreter /ambassador between Oglethorpe and Tomochichi?
10. Who was the leader of the Yamacraw Indians?
11. What did the Malcontents want to happen in Georgia? (Think rules)
12. Who is credited with saving the lives of many colonists from disease (cholera) after he and his people were allowed into the colony of Georgia?
13. What type of colony was Georgia at first? Who would oversee the colony of Georgia?
14. After the Trustee Colony fell, what type of colony would Georgia become?
15. Who “ran” the colony of Georgia once it became a Royal Colony?
16. What rule did the Malcontents want to change the most?
Land
17. When the slavery ban was lifted, Georgia saw a rapid increase in what between 1750-1775?
Agraculture
18. What did the Royal Governors do that help prove they were trying to keep the settlers satisfied? (Think change in rules/laws)
19. What were the five main goods that were sold in the Georgia Colony? Remember WRIST
20. What increased dramatically after the Royal period began?
What type of shading techniques requires using the side of the pencil to add value.
Answers
Answer:
YES
Explanation:
NO
;-;
If the driver gear has 10 teeth and is moving at 10 RPMs (revolutions per minute), at what speed would the driven gear move if it has 20 teeth?
Answers
Answer:
5 rpm
Explanation:
Each turn of the driver gear moves 10 teeth past the point of engagement with the driven gear. That is half of the 20 teeth on the driven gear, so it makes 1/2 turn for each turn of the driver.
In 1 minute, the driver makes 10 turns, so the driven gear makes 5 turns. Its speed is 5 rpm.
Trevor typically works on the highways doing maintenance. Who is most likely his employer? a large private company himself the government a small private company
Answers
Answer: The Government.
Explanation: Highways are usually a roads where people travel on. They are usually owned mainly by the government some are owned by private entities. Of the above options the most possible employer of Trevor is the government as majority of the highways are usually owned by the government.
The government provide several services on the highways such as roads maintenance, security, accidents and emergency cares etc
Answer: I think it's C, I hope this helps ;)
For the circuit shown in Figure below:
R1 = 10KOmega, R2= 1MOmega,
R3 = 10KOmega, R4 = 10KOmega, R5 = 150KOmega, R6 = 10KOmega. Find Av=Vo/Vi
Answers
Answer:
Av = -800
Explanation:
The gain to the output of the first op-amp is ...
A1 = -R2/R1 = -1000/10 = -100
The gain of the voltage divider R3/R4 is ...
A2 = R4/(R3+R4) = 10/(10+10) = 1/2
The gain of the second op-amp circuit from the positive terminal to the output is ...
A3 = 1+ R5/R6 = 1 + 150/10 = 16
Then the total circuit gain is ...
Av = A1×A2×A3 = (-100)(1/2)(16)
Av = -800
_____
Additional comment
In the above, we have assumed ideal op-amps, with infinite gain and infinite input impedance. The resistor values used in the calculations are all Kohms, so we can avoid writing unnecessary zeros.
The spiral grooves in a drill body are used to do all of the following except?
Answers
consider a simple ideal rankinecycle with fixed turbine inlet temperature and condenser pressure. what is the effect of increasing the boiler pressure on
Answers
The effect of increasing the boiler pressure on,
increaseincreasedecreasedecreaseincreaseincreaseWhat is Rankline cycle?The Rankline cycle, also known as the Rankine Vapor Cycle, is extensively used in power plants, including coal-fired power plants and nuclear reactors. In this mechanism, heat is produced in a boiler with the assistance of a fuel, changing water into steam that expands through a turbine to provide useful work.The optimal cyclical sequence for changing the temperature and pressure of a fluid—such as water—used in an engine—such as a steam engine—is known as the Rankine cycle. It serves as a thermodynamic benchmark for grading steam power plant performance.The Rankine cycle is incorporated into a boiler that generates both heat and power. The creation of high-pressure steam, a turbine, a condenser, and a pump are the four essential components of this cycle. The turbine receives steam that is first transported from the boiler.The complete question is:
Consider a simple ideal Rankine cycle with fixed turbine inlet temperature and condenser pressure. What is the effect of increasing the boiler pressure on _______?
Pump work input: (a) increase (b) decrease (c) remains the sameTurbine work output: (a) increase (b) decrease (c) remains the sameHeat supplied: (a) increase (b) decrease (c) remains the sameHeat rejected: (a) increase (b) decrease (c) remains the sameCycle efficiency: (a) increase (b) decrease (c) remains the sameMoisture content at turbine exit: (a) increase (b) decrease (c) remains the sameTo learn more about Rankline cycle refer to:
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Agassi must notify the commissioner electronically or in writing following the requirements of the texas occupations code 1702 452 within _____ business days when i first another appointment with an agency resign or is terminated
Answers
Agassi must notify the commissioner electronically or in writing within 14 business days following the requirements of the Texas Occupations Code 1702.452 when he has a new appointment with an agency, resigns, or is terminated.
Firstly, the notification requirement ensures that the commissioner is kept informed about changes in Agassi's employment status. This allows the commissioner to have an accurate record of Agassi's professional activities and facilitates effective oversight of the regulated profession.
Secondly, the notification requirement helps maintain transparency within the regulated profession. By notifying the commissioner of any new appointments, resignations, or terminations, Agassi ensures that there is clarity regarding his professional engagements and helps prevent any potential conflicts of interest or violations of regulatory guidelines.
Lastly, the requirement promotes accountability by making Agassi responsible for promptly notifying the commissioner. It helps demonstrate Agassi's commitment to complying with the regulations and expectations set forth by the Texas Occupations Code.
Overall, adhering to the notification requirement is essential for Agassi to fulfill his obligations as a regulated professional and contribute to a well-regulated and transparent professional environment.
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A horizontal force P is applied to a 130 kN box resting on a 33 incline. The line of action of P passes through the center of gravity of the box. The box is 5m wide x 5m tall, and the coefficient of static friction between the box and the surface is u=0.15. Determine the smallest magnitude of the force P that will cause the box to slip or tip first. Specify what will happen first, slipping or tipping.
Answers
Answer:
SECTION LEARNING OBJECTIVES
By the end of this section, you will be able to do the following:
Distinguish between static friction and kinetic friction
Solve problems involving inclined planes
Section Key Terms
kinetic friction static friction
Static Friction and Kinetic Friction
Recall from the previous chapter that friction is a force that opposes motion, and is around us all the time. Friction allows us to move, which you have discovered if you have ever tried to walk on ice.
There are different types of friction—kinetic and static. Kinetic friction acts on an object in motion, while static friction acts on an object or system at rest. The maximum static friction is usually greater than the kinetic friction between the objects.
Imagine, for example, trying to slide a heavy crate across a concrete floor. You may push harder and harder on the crate and not move it at all. This means that the static friction responds to what you do—it increases to be equal to and in the opposite direction of your push. But if you finally push hard enough, the crate seems to slip suddenly and starts to move. Once in motion, it is easier to keep it in motion than it was to get it started because the kinetic friction force is less than the static friction force. If you were to add mass to the crate, (for example, by placing a box on top of it) you would need to push even harder to get it started and also to keep it moving. If, on the other hand, you oiled the concrete you would find it easier to get the crate started and keep it going.
Figure 5.33 shows how friction occurs at the interface between two objects. Magnifying these surfaces shows that they are rough on the microscopic level. So when you push to get an object moving (in this case, a crate), you must raise the object until it can skip along with just the tips of the surface hitting, break off the points, or do both. The harder the surfaces are pushed together (such as if another box is placed on the crate), the more force is needed to move them.
Quadrilateral ABCD is a rectangle.
If m ZADB = 7k + 60 and mZCDB = -5k + 40, find mZCBD.
Answers
Hope this helps...........
will mark brainliest if correct
When a tractor is driving on a road, it must have a SMV sign prominently displayed.
True
False
Answers
Answer: true
Explanation:
Find the velocity and rate of flow of water through a rectangular channel of 6m wide and 3m deep when it's running full. The channel is having a bed slope of 1 in 2000. Take Chezy's coefficient, C=55
Answers
Answer:
V = 1.5062 m/s
Explanation:
look to the photos
a plug-in transformer, supplies 9.00 v to a video game system. what is its input current when its output is 1.30 a?
Answers
The calculated answer is NpVs = NsVp=- 0.086A
utilizing the transformer formula, which, as shown, connects the coil's number of turns N, emf V, and produced current I;
where Ns/Np = Vs/Vp = Ip/Is;
The secondary and primary coils' respective turn counts are Ns and Np, respectively.
The relative emf in the secondary and primary coils is Vs and Vp.
The current in the secondary and primary coils, respectively, is and is
assuming Vp = 120V (input voltage), Np = 384 turns, and Vs = 9V (output voltage) Ns =?
Using the equation Ns/Np = Vs/Vp
Ns/384 = 9/120
multiplying by two
120Ns = 384×9
120Ns = 3456
Ns = 3456/120
Ns = 28.8
Ns = roughly 29 turns
9/120 = Ip/1.14
multiplied by two;
120Ip = 9×1.14
120Ip = 10.26
Ip = 10.26/120
Ip = 0.086A
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Charles knows that adding salt to water causes the freezing point of water to be lowered, but he wants to know if rock salt affects the freezing point more than table salt.
Charles performed an investigation in his classroom in which he measured the freezing point of 250 mL of water. He used this measurement as his control. Then, he dissolved equal amounts of rock salt and table salt in two identical 250 mL beakers of water. Finally, he measured the freezing points of each beaker of water, analyzed his results, and formed a conclusion.
What type of investigation did Charles perform?
Answers
Since Charles performed an investigation in his classroom in which he measured the freezing point of 250 mL of water, the type of investigation that Charles perform is known as option C: laboratory experiment.
What is a laboratory experiment?The term Laboratory experiments is known to be a term that connote any for of research method which is one where researchers are known to make controllable environments so that they can be able to test hypotheses.
Note that Laboratories are known to be used for academic research such as rooms or specifically set up spaces.
Therefore, based on the above, one can say that since Charles performed an investigation in his classroom in which he measured the freezing point of 250 mL of water, the type of investigation that Charles perform is known as option C: laboratory experiment.
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Charles knows that adding salt to water causes the freezing point of water to be lowered, but he wants to know if rock salt affects the freezing point more than table salt. Charles performed an investigation in his classroom in which he measured the freezing point of 250 mL of water. He used this measurement as his control. Then, he dissolved equal amounts of rock salt and table salt in two identical 250 mL beakers of water. Finally, he measured the freezing points of each beaker of water, analyzed his results, and formed a conclusion. What type of investigation did Charles perform? A. observational field study B. collection of specimens C. laboratory experiment D. model-building
what is the primary purpose of the oil-to-fuel heat exchanger
Answers
The primary purpose of an oil-to-fuel heat exchanger is to improve the efficiency of a diesel engine by preheating the fuel before it enters the engine.
This is achieved by using the waste heat from the engine's lubricating oil system to heat the fuel.
When diesel fuel is cold, it is more viscous and less combustible, which can lead to incomplete combustion, reduced engine performance, and increased emissions. By preheating the fuel, the viscosity is reduced, making it easier to atomize and burn efficiently. This results in improved engine performance, reduced emissions, and increased fuel efficiency.
The oil-to-fuel heat exchanger typically consists of a series of tubes through which the fuel flows and is heated by the hot oil circulating around them. The heat exchanger is usually located close to the engine to minimize heat loss, stable temperature ensure that the fuel is at the optimal temperature when it enters the engine.
Overall, the oil-to-fuel heat exchanger is an important component in improving the efficiency and performance of diesel engines, while also reducing their environmental impact.
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Consider a concentric tube heat exchanger with an area of 50 m2operating under the following conditions:Hot fluidCold fluidHeat capacity rate, KW/K63Inlet temperature, oC6030Outlettemperature, oC-54(a) Determine the outlet temperature of the hot fluid.(3points)(b) Is the heat exchanger operating in counter flow or parallel flow, or can't you tell from the available information
Answers
Answer:
a) 48°C
b) The heat exchanger is operating in counter flow
Explanation:
a) Determine the outlet temperature of the hot fluid ( To )
= Heat lost by hot body( fluid ) = heat gained by cold body ( fluid )
Mh Cph [ Ti - To ] = Mc Cpc [ Tco - Tci ]
6000 [ 33 - To ] = 3 * 1000 [ 327 - 303 ]
therefore: - To = [ ( 3 * 1000 [ 327 - 303 ] ) - ( 6000 * 33 ) ] / 6000
hence To ( outlet temp ) = 48° C
b) The heat exchanger is operating in counter flow because Tco > To
note : heat capacity of hot fluid ( Mh Cph ) = 6000 watts
heat capacity of cold fluid ( Mc Cpc ) = 3000 watts
Area = 50 m^2
convert all temperatures to Kelvin before calculation
what are the two general intrinsic toughening approaches that work for all metals?
Answers
Solid solution strengthening and dislocation strengthening are the two general intrinsic toughening approaches that work for all metals, and they play an essential role in making metals more durable and resistant to wear and tear.
There are two general intrinsic toughening approaches that work for all metals. The first approach is solid solution strengthening, where a small amount of a different element is added to the metal to strengthen its grain boundaries. This creates a more stable lattice structure that resists deformation. The second approach is dislocation strengthening, where dislocations in the metal's crystal structure are introduced to create obstacles to dislocation movement. This creates a more complex lattice structure that resists deformation and improves the metal's toughness. These two approaches work together to make metals stronger, harder, and more resistant to deformation.
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B/ Evaluate e^(πi/2)
Answers
You get a result immediately from Euler's formula:
e ^(i π/2) = cos(π/2) + i sin(π/2) = 0 + i * 1 = i
How is varnished timber shaped and cut?
Answers
Compared to conventional radar, what additional capabilities does Doppler radar have?
It can measure the temperature of cloud tops.
It can provide a vertical view of a cloud's droplets and ice particles.
It can measure the speed at which falling rain is moving vertically.
It can measure the speed at which falling rain is moving horizontally.
Answers
Doppler radar has additional capabilities compared to conventional radar.
These include measuring the speed at which falling rain is moving vertically and horizontally, providing a vertical view of a cloud's droplets and ice particles, and measuring the temperature of cloud tops.
Doppler radar is an important tool for meteorologists and weather forecasters.
It can provide information about the movement and intensity of precipitation, as well as the structure and composition of clouds.
Unlike conventional radar, Doppler radar can measure the speed at which falling rain is moving vertically and horizontally.
This information is crucial for predicting the path of storms and determining the severity of weather events.
Additionally, Doppler radar can provide a vertical view of a cloud's droplets and ice particles, as well as measure the temperature of cloud tops.
This makes it an invaluable resource for studying weather patterns and developing more accurate weather models.
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Who should inspect a crane?
1Employer
2Experience workers
3Foreman
4Competent person
Answers
Answer:
4. Competent person
Explanation:
A competent person should inspect the crane
OSHA regulations only require that such equipment be inspected during initial use and annually thereafter by a "competent person"
A seven inch diameter centrifuge carries a 50 mL of blood (blood density at 0.994g/mL). If the centripetal acceleration is 64 feet per second, rotational speed is 345 rpm. Determine the centrifugal force in pound force.
Answers
Centrifugal force is the force exerted on an object moving in a circular path and directed outward from the center. In order to determine the centrifugal force in pound-force of a centrifuge carrying 50mL of blood, we will need to use the formula for centripetal force:
Centrifugal force = (mass x acceleration)/radius
Here's how to solve the problem:
First, we need to determine the mass of the blood being carried by the centrifuge. We know the volume of blood (50 mL) and the density of blood (0.994 g/mL), so we can use the formula:
mass = volume x density
mass = 50 mL x 0.994 g/mL
mass = 49.7 g
Next, we need to convert the given units to SI units (meters and seconds):
Centripetal acceleration = 64 ft/s^2
1 ft = 0.3048 m
Centripetal acceleration = 64 ft/s^2 x 0.3048 m/ft = 19.5072 m/s^2
Rotational speed = 345 rpm
1 rpm = 1/60 s
Rotational speed = 345 rpm x 1/60 s = 5.75 s^-1
Now we can use the formula to calculate centrifugal force:
Centrifugal force = (mass x acceleration)/radius
The radius of the centrifuge is half the diameter (3.5 inches or 0.0889 meters):
Centrifugal force = (49.7 g x 19.5072 m/s^2)/0.0889 m
Centrifugal force = 10,879.52 N
Finally, we need to convert Newtons to pound-force:
1 N = 0.22481 lb-f
Centrifugal force = 10,879.52 N x 0.22481 lb-f/N
Centrifugal force = 2,442.69 lb-f
Therefore, the centrifugal force in pound-force is 2,442.69 lb-f.
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assume p= 20,000 lb and l= 30 in the aluminum rod shown below has a circular cross section with a diameter of 1.5 in. determine the tensile stress of the rod. stress-straoin
Answers
The tensile stress in the rod is 11,299 psi.
We know that Tensile Stress is given by: Stress = Force/AreaIn this question, we have a rod of length 'l' and a circular cross-section of diameter 'd'. Let's calculate its area.Area of the cross-section of the rod = πd²/4= π(1.5 in)²/4= 1.77 in²Also, we know that Force applied (F) = p (Load applied) = 20,000 lbNow, we can find out the tensile stress using the formula mentioned above.Stress = F/A = 20,000 lb/1.77 in²= 11,299 psi.
We are given the values of load (p) and length (l) of the aluminum rod. We are also given the diameter of the circular cross-section of the rod.Using the formula of area of the cross-section of a circle, we find out the area of the cross-section of the rod. Then we use the formula of stress to find out the tensile stress in the rod.
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Explain the concept quality
Answers
Answer:
Hey there!
Explanation:
This is your answer....
The standard of something as measured against other things of a similar kind; the degree of excellence of something.
OR
Quality engineering is the discipline of engineering concerned with the principles and practice of product and service quality assurance and control. In software development, it is the management, development, operation and maintenance of IT systems and enterprise architectures with a high quality standard.
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What is the difference between a short-term goal and a long-term goal? Give an example of each.
Answers
A conventional steering system has all of the following except
Answers
Tie rod
A loss-less transmission line of characteristic impedance of 50 Ohm is to be terminated with a
real 150-Ohm load. Between the load and the transmission line, a quarter-wave impedance
transformer will be introduced to match the load to the line. The transmission line is a coaxial
cable filled with insulating material of relative dielectric constant of 2.25. The operating
frequency at which perfect matching is desired is 1GHz.a. Given the constraint that the impedance transformer cannot be placed closer than 0.25 m from
the load, yet it should be inserted as close as possible to the load, design the matching network.
Give explicit values for the distance, d, of the quarter-wave transformer from the load, the
characteristic impedance of the transformer, and its physical length, L.
Answers
A 30 m length, 2 MHz-operating lossless transmission line with characteristic impedance Z0 = 50 ohm. A load terminates a transmission line with a 50 impedance.
What is transmission line?
For a transmission line, the typical impedance is always 75 or 50 ohm. Since the transmission line is a distributed parameter component, the two portions vary continually. The term "50 ohm transmission line" designates a line with a characteristic impedance of 50 ohms. The impedance that corresponds to the minimal loss, maximum power, and maximum voltage is 50 Ohms, which is the least undesirable . Signal reflection is avoided whenever a transmission line with a finite length is terminated by a load impedance that is equal to the characteristic impedance.
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1. What are some pendulum wave characteristics?
2. What are waves characteristics?
3. List characteristics that they both share
Answers
Answer:
Explanation:
what is the total resistance of a circuit that contains two 100 resistors connected. in parallel
Answers
The total resistance of a circuit that contains two 100 resistors connected in parallel is equal to 50 Ohms.
What is resistance?In Science, resistance can be defined as an opposition to the flow of current in an electric circuit. Additionally, the standard unit of measurement of the resistance of an electric component is Ohms, which can either be converted to kilo-ohms or mega-ohms.
Mathematically, the total equivalent resistance of two or more resistors in an electrical circuit that are connected in parallel is giving by this mathematical expression;
Rt = R₁R₂/R₁ or Rt = R/n
Where:
Rt represents the total equivalent resistance.R represents the resistors.Substituting the given parameters into the formula, we have;
Rt = 100/2
Rt = 50 Ohms.
In conclusion, the total equivalent resistance is equal to 50 Ohms.
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.If aligned and continuous carbon fibers with a diameter of 6.90 micron are embedded within an epoxy, such that the bond strength across the fiber-epoxy interface is 17 MPa, and the shear yield strength of the epoxy is 68 MPa, compute the minimum fiber length, in millimeters, to guarantee that the fibers are conveying an optimum fraction of force that is applied to the composite. The tensile strength of these carbon fibers is 3960 MPa.
Answers
Answer:
the required minimum fiber length is 0.80365 mm
Explanation:
Given the data in the question;
Diameter D = 6.90 microns = 6.90 × 10⁻⁶ m
Bond strength ζ = 17 MPa
Shear yield strength ζ\(_y\) = 68 Mpa
tensile strength of carbon fibers \(6t_{fiber\) = 3960 MPa.
To determine the minimum fiber length we make use of the following relation;
L = (\(6t_{fiber\) × D) / 2ζ
we substitute our given values into the equation;
L = ( 3960 × 6.90 × 10⁻⁶) / (2 × 17 )
L = 0.027324 / 34
L = 0.000803647 m
L = 0.000803647 × (1000) mm
L = 0.80365 mm
Therefore, the required minimum fiber length is 0.80365 mm