Technician A is correct. When the SCR (Selective Catalytic Reduction) reservoir of a 2010 truck is depleted for more than 10 hours of driving time, it can cause the engine power to derate.
In such a scenario, the correct service recommendation is to fill the DEF (Diesel Exhaust Fluid) reservoir and clear associated fault codes to return the vehicle to service and full power. The fault codes need to be cleared to ensure that the engine control module recognizes that the SCR system has been refilled. Technician B's suggestion of priming the DEF lines may be required in some cases, but it is not a standard procedure for resolving a derate condition caused by a depleted SCR reservoir. Therefore, technician A's recommendation is the correct procedure in this case.
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Ever since a major manufacturer built a factory in a small Kentucky town, the population has been exploding. Joe’s Delivery Service has researched the effect of the population increase on other businesses and concluded that this factor should be taken into consideration when projecting future sales.
It is likely that the population increase in the Kentucky town has had a positive effect on other businesses in the area. As more people move into the town, there will be an increased demand for goods and services, which can benefit local businesses by providing them with more customers and potentially increasing their sales.
Joe's Delivery Service should take this population increase into consideration when projecting future sales, as it may provide them with an opportunity to grow and expand their business. By understanding the impact of the population increase on other businesses in the area, Joe's Delivery Service can develop strategies and plans that take advantage of this growth and help them to achieve their sales goals.
4. Workers can be exposed to blood or other potentially infectious materials
(OPIM) if it splashes into their
A. Eye
B. Nose
C. A Mouth
D. All of the above
Warning danger ahead sign
Answer: okiiiii
Explanation:
comparing pcc with mild steel, answer the following questions: a. which one is stronger? b. which one has a higher modulus or stiffness? c. which one is more brittle? d. what is the range of compressive strength for a typical pcc? e. what is the compressive strength for a high-strength concrete? f. what would be a reasonable range for pcc modulus?
A reasonable range for PCC modulus of elasticity is between 3,000,000 to 6,000,000 psi (21 to 42 GPa).
What would be a reasonable range for PCC modulus?Comparing PCC (Portland Cement Concrete) and mild steel.
Which one is stronger?
Mild steel is stronger than PCC in terms of tensile strength.
Which one has a higher modulus or stiffness?
Mild steel has a higher modulus of elasticity, making it stiffer than PCC.
Which one is more brittle?
PCC is more brittle compared to mild steel, which is ductile and can undergo significant deformation before failure.
What is the range of compressive strength for a typical PCC?
The compressive strength for a typical PCC ranges from 3,000 to 7,000 psi (pounds per square inch) or 20 to 50 MPa (megapascals).
What is the compressive strength for a high-strength concrete?
The compressive strength for a high-strength concrete is typically greater than 6,000 psi (40 MPa) and can be as high as 20,000 psi (140 MPa) or more.
A reasonable range for PCC modulus of elasticity is between 3,000,000 to 6,000,000 psi (21 to 42 GPa).
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According to the video, which abilities and skills do Human Resources Managers need to have? Check all that apply.
math skills
in-depth knowledge of the company's product
sensitivity to other people's needs
speaking skills
writing skills
Answer:
C, D, E
Explanation:
just did it on edge 2020
Answer:
c
d
e
Explanation:
edgunity 2020
Chlorine is one of the important commodity chemicals for the global economy. Before the advent of large scale
production of chlorine from electro-chemical processes, the direct catalytic oxidation of hydrochloric acid with oxygen
is used to produce chlorine. It is known as ‘Deacon process’
In production of chlorine gas by oxidation of hydrochloric acid gas, air is used 30% excess of the theoretically used.
4kmol/h of hydrochloric acid is fed to the reactor. The percentage conversion of reaction is 80%.
Reaction: 4 HCL + O2 −−→ 2 Cl2 + 2 H2O
a Calculate the composition of gas in the product stream on mole basis
The composition of gas in the feed, the percentage conversion and the
theoretical yield are combined to give the product stream composition.
Response:
The composition of gas in the product stream are;
HCl: 0.4 kmol/h, Cl₂: 1.6 kmol/h, H₂O: 1.6 kmol/h, O₂: 0.5 kmol/hHow can percentage conversion give the contents of the product stream?The amount of oxygen used = 30% exceeding the theoretical amount
Number of moles of hydrochloric acid = 4 kmol/h
Percentage conversion = 80%
Required:
The composition of the gas in the product feed.
Solution;
The given reaction is; 4HCl + O₂ \(\longrightarrow\) 2Cl₂ + 2H₂O
\(Percentage \ conversion = \mathbf{ \dfrac{Moles \ of \ limiting \ reactant \ reacted}{Moles \ of \ limiting \ reactant \ supplied \ in \ the \, feed}}\)
Which gives;
\(80 \% = \mathbf{ \dfrac{Moles \ of \ limiting \ reactant \ reacted}{4 \, kmol/h}}\)
Moles of limiting reactant reacted = 4 kmol/h × 0.80 = 3.6 kmol/h
Which gives;
Number of moles of HCl in the stream = 4 kmol/h - 3.6 kmol/h = 0.4 kmol/h
Number of moles of Cl₂ produced = 2 kmol/h × 0.8 = 1.6 kmol/h
Similarly;
Number of moles of H₂O produced = 2 kmol/h × 0.8 = 1.6 kmol/h
Number of moles of O₂ in the product stream = 30% × 1 kmol/h + 20% × 1 kmol/h = 0.5 kmol/h
The composition of the production stream is therefore;
HCl: 0.4 kmol/hCl₂: 1.6 kmol/hH₂O: 1.6 kmol/hO₂: 0.5 kmol/hLearn more about theoretical and actual yield here:
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How would you expect an increase in the austenite grain size to affect the hardenability of a steel alloy? Why?
Answer:
The hardenability increases with increasing austenite grain size, because the grain boundary area is decreasing. This means that the sites for the nucleation of ferrite and pearlite are being reduced in number, with the result that these transformations are slowed down, and the hardenability is therefore increased.
According to the EWR specifications, ___ is responsible for picking up and disposing of debris or rubbish from
equipment installed by the electrical contractor on the project.
Select one:
a. The general contractor
b. Contracted laborers
c. The electrical contractor
d. none of these
Answer:
The correct answer is C) Electrical Contractor
Explanation:
EWR refers to Electrical Work Request.
According to the EWR Specifications, the Contractor is responsible for picking up and disposing of debris or rubbish from equipment installed by the electrical contractor on the project.
The EWR specification state that:
For the disposal of building waste materials, and garbage, the contractor shall have on-site enclosed dumpsters or bins and shall regularly eliminate the items referred to above from the site.
Cheers
what do you think the author is trying to express to society during his time of period through this story? in the open window
Which of the following statements about the fatal Tesla accident involving Joshua Brown is not true? A) The "autopilot" feature was engaged. B) The Tesla was speeding. C) Foggy conditions made visibility poor. D) Brown did not have his hands on the steering wheel. E) Autopilot's radar mistook the tractor trailer for an overhead sign.
The correct answer is C) Foggy conditions made visibility poor. statements about the fatal Tesla accident involving Joshua Brown is not true.
Fog reduces sight to one kilometre, making it impossible for you to see farther than that from where you are now standing. One to two kilometres of sight may be lost due to mist. Fog comes in a variety of forms, including freezing fog, valley fog, advection fog, and radiation fog. The small water droplets hanging in the air are to blame for the decreased visibility. In urban and industrial locations, where there are lots of pollution particles functioning as water droplet nuclei, the fog tends to be the thickest. Although fog may cause precipitation (drizzle), precipitation (drizzle) is not the same thing as fog. Fog, by definition, occurs when visibility is less than one kilometre, says the international definition (0.62 mile).
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6) What potential does the FFA stand to gain if you become an officer?
in welding connections, the additional metal, sometimes referred to as metal, is deposited from a special electrode, which is part of an electrical circuit that includes the connected part, or metal. group of answer choices a.
In welding connections, the additional metal often referred to as filler metal, is deposited from a special electrode, which is part of an electrical circuit that has the connected part, or welding rod metal. Thus, D. 'filler; welding rod' is the correct answer.
Filler metal is referred to any material that is used to join two pieces of metal during soldering or welding. As the two items are held together, the filler metal is melted between the two to produce a bridge. After the filler dries, it combines with the items on either side to produce a permanent bond. While welding rods are pieces of metal that are heated to high temperatures and used as a filler to fuse other metals together. Thus, for this question option 'D' holds the correct answer.
"
Complete question:
In welding connections, the additional metal, sometimes referred to as metal, is deposited from a special electrode, which is part of an electrical circuit that includes the connected part, or metal. group of answer choices
A: base; flux
B: flux; shielded
C: base; welding rod
D: filler ; welding rod
"
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What does efficiency measure?
Answer:
Efficiency is defined as any performance that uses the fewest number of inputs to produce the greatest number of outputs. Simply put, you're efficient if you get more out of less.
Explanation:
The accompanying specific gravity values describe various wood types used in construction. 0.320.350.360.360.370.380.400.400.40 0.410.410.420.420.420.420.420.430.44 0.450.460.460.470.480.480.490.510.54 0.540.550.580.630.660.660.670.680.78 Construct a stem-and-leaf display using repeated stems. (Enter numbers from smallest to largest separated by spaces. Enter NONE for stems with no values.)
Answer:
\(\begin{array}{ccc}{Steam} & {\vert} & {Leaf} \ \\ \\ {0.3} & {\vert} & {2\ 5\ 6\ 6\ 7\ 8} \ \\ \\{0.4} & {\vert} & {0\ 0\ 0\ 1\ 1\ 2\ 2\ 2\ 2\ 2\ 3\ 4\ 5\ 6\ 6\ 7\ 8\ 8\ 9} \ \\ \ \\ {0.5} & {\vert} & {1\ 4\ 4\ 5\ 8} \ \\ \ \\ {0.6} & {\vert} & {3\ 6\ 6\ 7\ 8} \ \\ \ \\ {0.7} & {\vert} & {8} \ \ \end{array}\)
Explanation:
Given
\(0.32,\ 0.35,\ 0.36,\ 0.36,\ 0.37,\ 0.38,\ 0.40,\ 0.40,\ 0.40,\ 0.41,\)
\(0.41,\ 0.42,\ 0.42,\ 0.42,\ 0.42,\ 0.42,\ 0.43,\ 0.44,\ 0.45,\ 0.46,\)
\(0.46,\ 0.47,\ 0.48,\ 0.48,\ 0.49,\ 0.51,\ 0.54,\ 0.54,\ 0.55,\)
\(0.58,\ 0.63,\ 0.66,\ 0.66,\ 0.67,\ 0.68,\ 0.78.\)
Required
Plot a steam and leaf display for the given data
Start by categorizing the data by their tenth values:
\(0.32,\ 0.35,\ 0.36,\ 0.36,\ 0.37,\ 0.38.\)
\(0.40,\ 0.40,\ 0.40,\ 0.41,\ 0.41,\ 0.42,\ 0.42,\ 0.42,\ 0.42,\ 0.42,\)
\(0.43,\ 0.44,\ 0.45,\ 0.46,\ 0.46,\ 0.47,\ 0.48,\ 0.48,\ 0.49.\)
\(0.51,\ 0.54,\ 0.54,\ 0.55,\ 0.58.\)
\(0.63,\ 0.66,\ 0.66,\ 0.67,\ 0.68.\)
\(0.78.\)
The 0.3's is will be plotted as thus:
\(\begin{array}{ccc}{Steam} & {\vert} & {Leaf} \ \\ {0.3} & {\vert} & {2\ 5\ 6\ 6\ 7\ 8} \ \ \end{array}\)
The 0.4's is as follows:
\(\begin{array}{ccc}{Steam} & {\vert} & {Leaf} \ \\ {0.4} & {\vert} & {0\ 0\ 0\ 1\ 1\ 2\ 2\ 2\ 2\ 2\ 3\ 4\ 5\ 6\ 6\ 7\ 8\ 8\ 9} \ \ \end{array}\)
The 0.5's is as follows:
\(\begin{array}{ccc}{Steam} & {\vert} & {Leaf} \ \\ {0.5} & {\vert} & {1\ 4\ 4\ 5\ 8} \ \ \end{array}\)
The 0.6's is as thus:
\(\begin{array}{ccc}{Steam} & {\vert} & {Leaf} \ \\ {0.6} & {\vert} & {3\ 6\ 6\ 7\ 8} \ \ \end{array}\)
Lastly, the 0.7's is as thus:
\(\begin{array}{ccc}{Steam} & {\vert} & {Leaf} \ \\ {0.7} & {\vert} & {8} \ \ \end{array}\)
The combined steam and leaf plot is:
\(\begin{array}{ccc}{Steam} & {\vert} & {Leaf} \ \\ \\ {0.3} & {\vert} & {2\ 5\ 6\ 6\ 7\ 8} \ \\ \\{0.4} & {\vert} & {0\ 0\ 0\ 1\ 1\ 2\ 2\ 2\ 2\ 2\ 3\ 4\ 5\ 6\ 6\ 7\ 8\ 8\ 9} \ \\ \ \\ {0.5} & {\vert} & {1\ 4\ 4\ 5\ 8} \ \\ \ \\ {0.6} & {\vert} & {3\ 6\ 6\ 7\ 8} \ \\ \ \\ {0.7} & {\vert} & {8} \ \ \end{array}\)
Assuming x is 5, y is 6, and z is 8, which of the following is false?
1. x == 5;
2. 7
3. z < = 4;
4. (1 + x) != y;
5. z >= 8;
6. x >= 0;
7. x
Select one:
a. 3 and 4 are false.
b. 3, 4, 6, 7 are false.
c. Only 5 is false.
d. All are false.
e. None of these
d. All are false.
Explanation:
It seems option d. all are false.
true/False
1.
Around 50 percent of all sales of farm commodities are from dairy
products.
Answer:true
Explanation:
It is true that around 50 percent of all sales of farm commodities are from dairy products.
What are dairy products?Dairy products or milk products, also known as lacticinia, are milk-based foods.
Cows, water buffalo, nanny goats, and ewes are the most common dairy animals. Dairy products include common grocery store foods such as yogurt, cheese, and butter in the Western world.
Milk, yogurt, cheese, lactose-free milk, and fortified soy milk and yogurt are all part of the Dairy Group. The Dairy Group excludes milk-based foods with low calcium and a high fat content. Cream cheese, sour cream, cream, and butter are all examples of this.
Dairy products account for roughly half of all farm commodity sales.
Thus, the given statement is true.
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23. You are involved in site investigation for large-scale Concrete dam construction in a certain area. The site is characterized by rocks of different types. The main rock types at the dam site are limestones and dolomites and these rocks are highly jointed at the surface. The area is characterized by hot and humid climate and with heavy precipitation during summer. The site investigation included surface mapping, in- situ field-testing, drilling, and laboratory testing. The in-situ field test (plate load test) has a surface area 1m*1m while the cylindrical laboratory sample has a diameter of 54mm. a. The value of the strength from field and laboratory testing is different. Which value do you expect to be larger? Why? b. Which value (from field or from laboratory) do you recommend to be used in calculations for the dam foundation design? Why?
A). It is generally expected that the laboratory test results will have a higher strength value compared to the field test results. This is because laboratory tests are conducted under controlled conditions with proper equipment and procedures, while field tests are subject to variability and influences from the site conditions such as weather, soil type, and compaction.
B) It is generally expected that the laboratory test results will have a higher strength value compared to the field test results. This is because laboratory tests are conducted under controlled conditions with proper equipment and procedures, while field tests are subject to variability and influences from the site conditions such as weather, soil type, and compaction.
What is the rationale for the above response?The rationale for the above response is that laboratory tests provide a more accurate representation of rock strength compared to field tests due to the controlled conditions and proper equipment and procedures used in the laboratory.
Thus, laboratory test results are recommended for the foundation design of a dam.
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A double-threaded Acme stub screw of known major diameter is used in ajack having a plain thrust collar of known mean diameter. Coefficients of running friction are estimated as 0.10 for the collar and 0.11 for the screw. Assume (1) the starting friction is about 1/3 higher than running friction and (2) the screw is not exposed to vibration.
Required:
a. Determine the pitch, lead, thread depth, mean pitch diameter, and helix angle of the screw.
b. Estimate the starting torque for raising and for lowering a 5000 lb load.
c. If the screw is lifting a 5000 lb load at the rate of 4 ft/min, what is the screw rpm? What is the efficiency of the jack under this steady-state condition?
d. Would the screw overhaul if a ball thrust bearing (of negligible friction) were used in place of the plain thrust collar.
Answer:
I'm pretty sure it's c but i may be wrong
Which of the following is useful for actually resolving moral controversies rather than merely classifying them?
Answer: you forgot to add the rest of the Questions in.
Identify TCP-IP Protocols and Port Numbers what each port must be open on each of these devices to allow the correct protocol to function ?
Options in each: 20,21,25,80,161,443,3389
Network admin monitoring (SNMP). The switch to sale's Dept's file server (FTP). Wireless access point to web admin editing(RDP) and sales rep accessing a standard sales form (FTP).
SNMP will use 161 port number.SNMP will use 161 port number.Network admin monitoring (SNMP)
Simple Network Management Protocol (SNMP)SNMP is an application layer protocol that operates on UDP port 161/162. SNMP is used to monitor networks, detect network faults, and, in some cases, configure remote devices.
SNMP components - SNMP has three components:
SNMP Manager is a centralised system for network monitoring. It is also referred to as a Network Management Station (NMS)
A software management software module installed on a managed device is known as an SNMP agent. Managed devices include network devices such as PCs, routers, switches, and servers.
The Management Information Base (MIB) contains information on resources that must be managed. This data is organised in a hierarchical manner. It is made up of objects instances that are essentially variables.
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If you are unsure about holding a piece of wood to be drilled, then you should always use a
to secure the place while a.drilling,
B.Clamp
C.farger drill bit
D.Smallor drill bit
E.Awl
The autorotation spin characteristics of a straight-wing aircraft are induced by Group of answer choices
Answer:
More Drag on the down going wing and More Lift on the up going wing
Explanation:
The autorotation spins of blades used in airborne wind energy technology sectors help drive and move the winds and water propeller-type turbines or shafts of generators to produce electricity at altitude and transmit the electricity to earth through conductive tethers.
Sometimes autorotation takes place in rotating parachutes, kite tails. Etc.
As a result, more Drag usually induces the autorotation spin characteristics of a straight-wing aircraft on the downgoing wing and More Lift on the up-going wing.
A completely reversible heat engine operates with a source at 1500 R and a sink at 560 R. At what rate must heat be supplied to this engine, in Btu/h, for it to produce 5 hp of power?
Answer: iy had around 5000 R
Explanation:
2
A spring balance pulls with 5 N on a beam of 0.5 m.
What is the torque at the end of the beam?
Answer:
The torque at the end of the beam is 2.5 Nm
Explanation:
Given;
length of beam, r = 0.5 m
applied force, F = 5 N
The torque at the end of the beam is given by;
τ = F x r
where;
τ is the torque
F is applied force
r is length of the beam
τ = 5 x 0.5
τ = 2.5 Nm
Therefore, the torque at the end of the beam is 2.5 Nm
All of these are part of the seat belt assembly EXCEPT the:
O latch plate
O D-ring
O retractor.
O cushion
Manual transmission has a driver-operated clutch and a movable gear selector. In manual transmission, the gears are engaged .....................
In the case above about manual transmission, the gears are engaged manually.
What is manual transmission?The Definition of the term manual transmission is regarded as a kind of a system where there is the changing gears in a manual way.
Hence, In the case above about manual transmission, the gears are engaged manually is correct.
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Tech a says you should push the wrench when braking a fastener loose. Tech b says that you should pull the wrench when braking a fastener loose. Who is correct?
Answer:
tech b because gut feeling
Explanation:
14. since vout is connected directly to v-, what do you think the output would be equal to in this circuit? assume that v-
if vout is connected directly to v-, the output voltage would be equal to the voltage at v-.
Assuming that v- is a stable reference voltage, this means that the output voltage would be constant and not affected by changes in the input voltage or any other components in the circuit. However, if v- is not a stable reference voltage, the output voltage would fluctuate accordingly.
It is also worth noting that if vout is connected directly to v-, this would typically result in a short circuit. In a practical circuit, this would likely cause significant current to flow and could potentially damage components in the circuit. Therefore, it is important to design circuits carefully and ensure that all connections are made correctly to avoid unintended consequences.
In summary, the output voltage in a circuit where vout is connected directly to v- would typically be equal to the voltage at v-, assuming that v- is a stable reference voltage. However, this type of connection could result in a short circuit and potential damage to components, so it is important to design circuits carefully and make all connections correctly.
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4. a. A family purchased a 3 acre piece of land in Limuru for Kshs.30,000,000.00 fifteen years ago. They planted trees at a cost of Kshs.250,000.00 per acre. Each year they have been spending on average Kshs.25,000.00 per acre per month to take care of the trees and also to secure the property. They are now considering selling it. What is the minimum amount they should accept so as not to incur a loss bearing in mind that comparable properties have been yielding a rate of 6.5% interest per annum? (8 marks)
b. “Compulsory acquisition is the power of government to acquire private rights in land for public good without the willing consent of the owner but; in exchange for compensation”. Discuss this statement with special reference to the main considerations that ought to be made in conducting a valuation for compulsory acquisition. (12 marks)
The family should accept a minimum of Kshs.42,250,000.00 to avoid incurring a loss.
Why should they accept this amount and why?To obtain the total cost, the expenses for the land, trees and upkeep are summed up and subsequently reduced by 6. 5% using a discount rate.
Hence, it can be seen that a forced acquisition appraisal primarily focuses on three key factors: the land's market value, the expenses involved in replacing the property, and the potential harm caused to the owner's belongings.
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4. A cylindrical specimen of a brass alloy 7.5 mm in diameter and 90.0 mm long is pulled in tension with a force of 6000 N; the force is subsequently released. a. Compute the final length of the specimen. b. Compute the final specimen length with the load is increased to 16,500 N and then released.
The elastic properties of the brass specimen enables it to return to its
original length when stressed below the yield strength.
The correct responses are;
4. a. The final length is 90.0 m.
b. The final length is 97.2 mm.
Reasons:
a. Diameter of the brass alloy = 7.5 mm
Length of the specimen = 90.0 mm
Force applied = 6000 N
The equation for the applied stress, σ, is presented as follows;
\(\sigma = \dfrac{Force \ applied}{Area \ of \ specimen} = \dfrac{6000 \, N}{\pi \cdot \left(\dfrac{7.5 \times 10^{-3}}{2} \, m} \right)^2 } \approx 135.81 \ \mathrm{MPA}\)
Depending on the cold working condition, 135.81 MPa is below the yield
strength, and the brass will return to its original condition when the force is
removed. The final length is remains as 90.0 m.
b. When the applied force is F = 16,500 N, we have;
\(\sigma = \dfrac{16,500\, N}{\pi \cdot \left(\dfrac{7.5 \times 10^{-3}}{2} \, m} \right)^2 } \approx 373.48\ \mathrm{MPA}\)
The stress found for the force of 16,500 N is above the yield stress of
brass, and it is therefore, in the plastic region.
From the stress strain curve, the strain can be estimated by drawing a line
from the point of the 373.48 MP on the stress strain curve, parallel to the
elastic region to intersect the strain axis, which gives a value of strain
approximately, ε = 0.08.
The length of the specimen is given by the formula; \(l_i = l_0 \cdot (1 + \epsilon)\)
Therefore;
\(l_i\) = 90 × (1 + 0.08) = 97.2
The final length of the specimen, \(l_i\) = 97.2 mm
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