what event is an example of engineering helping science
Answers
Explanation:
knowledge of local geology helps in design of a dam for a reservoir because the Geology is helping the engineers design a dam
please mark me brainliest
Related Questions
powder actuated tools should never be used on what type of materials
Answers
Powder actuated tools should never be used on hard, brittle, or non-ductile materials.
Powder actuated tools, also known as "powder-actuated nail guns" or "direct fastening tools," are designed for driving fasteners such as nails or pins into various materials using controlled explosive charges. However, using powder actuated tools on certain materials can pose risks and potential hazards.
Materials that are hard, brittle, or non-ductile, such as concrete, ceramic tiles, glass, stone, or certain types of metal, should not be subjected to the force generated by powder actuated tools. These materials can crack, shatter, or splinter under the high impact or pressure applied by the tool, leading to structural damage, injury, or other safety concerns.
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A circuit has two resistors in parallel, each resistor is 6 ohms. This circuit is connected to a single resistor of 6 ohms, to form a series-parallel circuit. What is the total resistance of the circuit?
Answers
The tatal resistance of the series-parallel circuit with two resistor connected in parallel which combination is connected in series to a single resistor is 9 ohms.
What is a resistance?
This can be defined as the opposition to current flow in a circuit.
To calculate the total resistance, first we need to find the total resistance of the parallel resistor.
For parallel,
R' = (R₁R₂)/(R₁+R₂)............Equation 1Where:
R' = Total resistance of the parallel resistor.
From the question,
Given:
R₁ = 6 ohmsR₂ = 6 ohmsSubstitute these values into equation 1
R' = (6×6)(6+6)R' = 3 ohms.Finally, we combine the effective parallel resistance in series to the single resistance to the the total resistance of the circuit.
Rt = R'+R₃.................. Equation 2Where:
Rt = Total resistance of the circuit.From the question,
R' = 3 ohmsR₃ = 6 ohmsSubstitute these values into equation 2
Rt = 3+6Rt = 9 ohms.Hence, the total resistance of the circuit is 9 ohms.
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Generic Motors (GM) is making plans for its weekly operation for next year. GM makes three lines of
cars: Luxury (L), Mid-sized (M), and Economy (E). They have divided the country into four regions:
Northeast (NE), Northwest (NW), Southeast (SE) and Southwest (SW). They have two factories that can
ship to the four distribution center via train. Each distribution center will need to provide cars to the
dealers in that region; this is done via trucking. Note that since customers need their cars within a week,
everything is built on a weekly production and shipment schedule. The following information is included:
1) Production costs and capacities at the two factories for the three lines.
2) Retail cost of the three lines.
I
3) A weekly demand model for each of the four regions.
4) Shipping information from the factories to the distribution center of the four regions.
5) Shipping information from the distribution center to the dealers.
You have been asked to maximize the expected weekly profit for GM.
Make sure the spreadsheet is well documented! Use the color coding and headers we used all
semester long. You do not need to reproduce the spreadsheet in the report except the decision tree,
and a summary of your results.
Answers
What is wrong with the following code?
6
print (what is your name?)
Answers
Answer:
pakipic na lang po question nyo para masagot po
Explanation:
please po di ko masyado gets po e
it is simple the title name after all it is just asking your name
The spiral grooves in a drill body are used to do all of the following except?
Answers
Problem 1 (50 Points) This is a scheduling problem that will look at how things change when using critical chain (versus critical path) and some ways of considering the management of multiple projects. This is small project but should illustrate challenges you could encounter. The table below includes schedule information for a small software project with the duration given being high confidence (includes padding for each task). Assume the schedule begins on 3/6/23.
See attached table
a) Develop a project network or Gantt chart view for the project. What is the finish date? What is the critical path? Assume that multi-tasking is allowed. (5 points)
b) Develop a critical chain view of this schedule. Remember you will need to use aggressive durations and eliminate multi-tasking. Before adding any buffers, what is the critical chain and project end date? Now add the project buffer and any needed feeding buffers. What is the end date? (5 points)
c) Now assume you have added two more software projects to development that require the same tasks (you have three projects in development on the same schedule at this point). It is a completely different teams other than Jack is still the resource for Module 1 and Module 3. Even though the teams are mostly different people, you have decided to pad the original task durations shown in the table above because you suspect that there will be some unspecified interactions. You want to be sure you hit the schedule dates so you have decided to double the task durations shown above. So Scope project is 12 days, Analyze requirements is 40 days, etc. Using these new, high confidence durations, develop a project network or Gannt chart view showing all three projects (assuming multi-tasking is okay). What is the finish date? (10 points)
d) We now want to develop a critical chain view of this schedule. You need to use aggressive durations and eliminate multi-tasking. Assume the aggressive durations are 25% of the durations you used in part c). To eliminate multi-tasking with Jack, I changed his name to Jack2 and Jack3 in the subsequent projects to ensure the resource leveling didn’t juggle his tasks between projects. In other words, I want Jack focused on a project at a time. There may be a more elegant way to do this in MS Project but I haven’t researched that yet. Add in the project buffer and any needed feeding buffers. What is the end date now to complete all three projects? (10 points) e) Using your schedule from part d), add in a capacity buffer between projects assuming that Jack is the drum resource. Use a buffer that is 50% of the last task Jack is on before he moves on to the next project. The priority of the projects is Project 1, Project 3, Project 2. What is the end date now to complete all three projects? (5 points) f) You are running into significant space issues and need to reduce the size of your test lab. This means that you can only have 2 projects in test at one time. If the drum resource is now the test lab, add in a capacity buffer as needed between projects, retaining the priority from part
e). Size the buffer and document your assumption for what you did. What is the end date now? What if both Jack and the test lab are drum resources, how would this affect the capacity buffers and the overall end date? (5 points)
g) What observations can you make about this exercise? How does your organization handle scheduling multiple projects or deal with multiple tasking? Write at least a couple of paragraphs. (10 points)
Answers
a) The Gantt chart view for the project is shown below. The finish date is April 6, 2023. The critical path is A-B-E-F-H-I-K-L and its duration is 25 days.
What is the critical chain view?b) The critical chain view of the schedule without buffers is shown below. The critical chain is A-C-D-E-G-H-I-J-K-L and its duration is 18 days. Adding the project buffer of 25% of the critical chain duration (4.5 days) and the feeding buffers, the end date is April 10, 2023.
c) The Gantt chart view for all three projects with doubled task durations is shown below. The finish date is May 13, 2023.
d) The critical chain view of the schedule with aggressive durations and no multi-tasking is shown below.
The critical chain is A-C-D-E-G-H-I-J-K-L-M-N-O-P-Q-R-S-T-U-V-W-X-Y-Z-AA-AB-AC-AD-AE and its duration is 21 days. Adding the project buffer of 25% of the critical chain duration (5.25 days) and the feeding buffers, the end date is May 23, 2023.
e) Adding a capacity buffer of 50% of the last task Jack is on before moving to the next project between projects, the end date is May 30, 2023.
f) Assuming the test lab is the drum resource, adding a capacity buffer of 50% of the last task in the test lab before moving to the next project, the end date is June 3, 2023. If both Jack and the test lab are drum resources, capacity buffers need to be added between projects for both resources. The overall end date will depend on the size of the buffers added.
g) This exercise highlights the importance of using critical chain method for scheduling projects and the impact of multi-tasking on project schedules.
Organizations can use software tools to manage multiple projects and resources, such as resource leveling and critical chain scheduling, to ensure that resources are not overworked and that project schedules are realistic. In addition, clear communication and collaboration among project teams and stakeholders are essential to manage risks and resolve conflicts in a timely manner.
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Dilute countercurrent immiscible extraction
A feed of 100.0 kg/min of a 1.2 wt % mixture of acetic acid in water is to be extracted with 1-butanol at 1 atm pressure and 26.7°C, we desire an outlet concentration of 0.1 wt % acetic acid in the exiting water. We have available solvent stream 1 that is 44.0 kg/min of pure 1-butanol and solvent stream 2 that is 30.0 kg/min of 1-butanol that contains 0.4 wt % acetic acid. Devise a scheme to do this separation, find the outlet flow rate and concentration of the exiting 1-butanol phase, and find the number of equilibrium contacts needed.
In Example we assumed that we were going to use all of the solvent available. There are other alternatives. Determine if the following alternatives are capable of producing outlet water of the desired acetic acid concentration.
a. Use only the pure solvent at the bottom of the extractor.
b. Mix all of the pure and all of the impure solvent together and use them at the bottom of the column.
c. Mix all of the pure and part of the impure solvent together and use them at the bottom of the column.
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Developer wishes to construct an office building of 10,000m2 gross floor area, of which 8,000 m2will be available for letting. The construction costs are estimated to be $6,000/m2. In addition, there are ancillary construction costs of $400,000 in laying roads and sewers to the building. Professional fees are estimated to total 13% of construction costs. Short-term finance is available at 16%. The expected rent is $3,000/m2 p.a. net. The developer wishes to see a return for risk and profit of 20% of development value. The pre-contract period is expected to be 6 months, the building work is estimated to take 15 months, and a period of 3 months has been allowed for letting. The developer intends to sell the completed and fully let development to a financial institution, and it is anticipated that an initial yield of 7% will be required. Within these parameters, the value of the site has to be established.
Answers
The value of the site is $10,472,000.
Here are the calculations:The total construction costs are:
$6,000/m2 * 10,000m2 + $400,000 = $64,000,000
The professional fees are:
$64,000,000 * 0.13 = $8,320,000
The total development costs are:
$64,000,000 + $8,320,000 = $72,320,000
The developer's return for risk and profit is:
$72,320,000 * 0.20 = $14,464,000
The total cost of the development is:
$72,320,000 + $14,464,000 = $86,784,000
The expected rent is:
$3,000/m2 * 8,000m2 * 12 months = $28,800,000
The initial yield is:
$28,800,000 * 0.07 = $2,016,000
The value of the site is:
$86,784,000 - $2,016,000 = $10,472,000
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Which option justifies the choice made in the following scenario?
Eli is an environmental engineer. He has recently designed a printer. Instead of plastic, a nonrecyclable material, he has chosen to design the printer using types of metal. It is more costly, but he plans to set up a recycling program where parts from the printer can be reused in the production of future printers.
The material he chose is renewable but will increase costs with his recycling program.
The material he chose is nonrenewable and will increase costs with his recycling program.
The material he chose is nonrenewable and will increase costs with his recycling program.
The material he chose is renewable and is much better for the environment.
The material he chose is nonrenewable but can be used in future products to reduce costs. (correct)
Answers
Answer:
The correct option that justifies the choice made in the scenario is "The material he chose is nonrenewable but can be used in future products to reduce costs."
This option is justified because the scenario mentions that the material chosen by Eli is non-recyclable plastic. Since plastic is nonrenewable, it cannot be replaced once it is used up. However, the option justifies the choice that Eli made because he chose to use metal instead of plastic, which is a nonrenewable material. Additionally, he plans to set up a recycling program where parts from the printer can be reused in the production of future printers. This means that even though the material he chose is nonrenewable, it can still be used in future products to reduce costs.
Which of the following situations illustrate the problem of the introduction of new goods in the construction of the CPI? The introduction of air bags in carsGreater use of fuel-efficient cars after gasoline prices increaseThe invention of cell phonesMore scoops of raisins in each package of Raisin BranIncreased personal computer purchases in response to a decline in their price
Answers
Greater use of fuel-efficient cars after gasoline prices increase.
The invention of cell phones illustrates the problem of the introduction of new goods in the construction of the CPI because there was nothing like it in the past.
What is meant by the CPI?A consumer price index is a price index that measures the cost of a weighted average market basket of consumer goods and services bought by households. Changes in the measured CPI reflect price changes over time.The consumer price index, or CPI, is a metric used to calculate inflation. CPI specifically measures retail inflation by collecting data on the prices of goods and services consumed by the country's retail population.A CPI is a statistical estimate based on the prices of a representative sample of items whose prices are collected on a regular basis. Sub-indices and sub-sub-indices for various categories and sub-categories of goods and services can be computed and combined to produce the overall index, with weights reflecting their share of the total consumer expenditures covered by the index. Most national statistical agencies calculate it as one of several price indices.To learn more about CPI refer :
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Steam flowing through a long, thin walled pipe maintains the pipe wall at a uniform temperature of 500 K. The pipe is covered with an insulation blanket comprised of two different materials, A and B. The interface between the two materials may be assumed to have an infinite contact resistance, and the entire outer surface is exposed to air for which T? = 300 K and h = 25 W/m2K. A. Sketch the thermal circuit of the system. Label all pertinent nodes and resistancesb. For the prescribed conditions, what is the total heat loss from the pipe? What are the outer surface temperatures Ts,2(A) and Ts,2(B)?
Answers
Answer: The heat loss from insulated pipes or tubes to surrounding air depends on several factors such as insulation thickness, ambient temperature, wind speed etc.
Explanation: The heat loss can be calculated using the following formula: Q = 2 π L (ti - to) / [ (ln (ro / ri) / k) + (ln (rs / ro) / KS)] (2).
Where:
Q = heat loss per unit length of pipe (W/m)L = length of pipe (m)ti = temperature inside pipe (K)to = temperature outside pipe (K)ro = outside radius of pipe (m)ri = inside radius of pipe (m)rs = outside radius of insulation (m)k = thermal conductivity of pipe material (W/mK or W/m oC, Btu/ (hr oF ft2/ft))ks = thermal conductivity of insulation material (W/mK or W/m oC, Btu/ (hr oF ft2/ft))The total heat loss from the pipe can be calculated by multiplying Q with the length of the pipe. The outer surface temperatures Ts,2(A) and Ts,2(B) can be calculated using the following formula3:
Ts,2(A) = T? + Q/(hA) Ts,2(B) = T? + Q/(hB)
Where:
T? = ambient temperature outside insulation blankethA and hB are convective heat transfer coefficients for materials A and B respectively.I'm sorry, but there really isn't enough information to solve the problem using what is given. However, I have provided you with a yellow brick road, so to speak, as how to solve the word problem. Hope this helps and have a great day!
Which of the following statement(s) is/are correct about the following problem? Finding equal number of a’s followed by equal number of b’s (anbn) is possible/impossible with C - - language.
Answers
Explanation:
Yes, it is possible to find a solution for this problem with C-- Language if there want and decrement operations and another variable to determine change of state from a to b.
most construction drawings today are hand-drawn by drafters true or false
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Answer:
False. Most construction drawings today are created using computer-aided design and drafting (CADD) systems . While manual drafting is still used in some cases, it is becoming increasingly rare. CADD systems offer many advantages over manual drafting , including increased efficiency, accuracy, and the ability to make changes quickly and easily. However, some drafters still use a combination of manual and computer-aided drafting techniques, depending on the nature of the project and their own personal preferences.
Explanation:
What are different types of user accounts in operating systems ?
Answers
1. Administrator accounts: These accounts have complete control over the system and can perform any action, including installing software and changing system settings.
2. Standard user accounts: These accounts have limited privileges and can only perform basic tasks like running applications and accessing files.
3. Guest accounts: These accounts are temporary and are intended for users who need to access the system for a short period of time. They have very limited access and cannot make any permanent changes to the system.
4. Service accounts: These accounts are used to run background services and processes that do not require user interaction.
5. System accounts: These accounts are used by the operating system itself to perform various tasks and are not intended for user interaction.
What's the difference between a scale and a scale drawing?
Answers
scale is used to make a scale drawing. every scale drawing has it's sclae written for proper interpreatation
What is a scale?
A Scale is the ratio of a sketched model and the actual measuremnts while a scale drawing is a sketched model that was carefully made such that every measurement in the sketch could be represented to the site or actual mearuement through the scale with very little or no error
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To make a scale drawing, scale is used. For correct interpretation, every scale drawing has its own scale inscribed on it.
What exactly is a scale?A scale drawing is a sketched model that has been meticulously prepared so that every measurement in the sketch may be conveyed to the site or actual measurement through the scale with very little or no mistake.
A weighing apparatus or equipment with two pans of equal weight hung from its ends —usually used in the plural, either pan or tray of a balance scale.
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A continuous and aligned fiber-reinforced composite is manufactured using 80 vol% aramid fiber (a kevlar-like compound) embedded nylon 6-6. A part for a high-performance aircraft utilizes this composite. If the part experiences 953 lb-f (pounds force) along the fiber alignment axis, what is the force conveyed by the fibers ?
Answers
Answer:
the force conveyed by the fibers is 947.93 lb-f
Explanation:
Given the data in the question;
V_f = 80% = 0.8
V_m = 1 - V_f = 1 - 0.8 = 0.2
Now,
length of fibre L_f = length of Nylon L_n
V_f = A_f × L_f = 0.8
V_m = A_n × L_n = 0.2
so
V_f/V_m = A_f/A_n = 0.8/0.2
A_f/A_n = 4
now, the strains in fibre is equal to strains in nylon
(P/AE)f = (P/AE)n
P_f/A_fE_f = P_n/A_nE_n
P_f = (A_f/A_n)(E_f/E_n)(P_n)
P_f = ( 4 )( 131 / 2.8 )(Pn)
P_f = 187.14Pn
and P_n = Pf / 187.14
Hence
given that P_total = 953 lb-f
P_f + P_n = 953
P_f + ( P_f / 187.14 ) = 953
P_f( 1 + ( 1 / 187.14 ) ) = 953
P_f( 1.00534359 = 953
P_f = 953 / 1.00534359
P_f = 947.93 lb-f
Therefore, the force conveyed by the fibers is 947.93 lb-f
Special Problem (20) Consider an
n−AlGaAs
, p-GaAs hetrojunction p-n diode. Assume that the current is limited by minority carrier injection across the junction. Using the same analysis as was used for the p-n homojunction diode. Derive an analytical expression for the current-voltage characteristics of the heterojunction diode similar in form to the ideal diode equation for a p-n junction, where the ideal diode equation for a homojunction p-n diode is written in the form:
J=[ L p
N d
eD p
n i
2
+ L n
N a
eD n
n i
2
][e eV a
/kT
−1]
Answers
Since the 1960s, when light emissions on semiconductors first appeared, homojunction-based optoelectronic components have been produced.
To create a PN junction, two blocks of the same kind but with differing doping are combined to generate these homojunctions. A live powered homojunction structure's bands are depicted in Figure 1.9. In area P, we see that the carriers' recombination is strong. The existence of more electrons (minority carriers) in area P than holes (minority carriers) in region N is explained by the fact that holes have a far lower mobility than electrons. Luminescence is therefore more significant on the P side since the number of recombinations is related to the likelihood of the two types of carriers.
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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
Virtual disks can use thin provisioning, which allocates all configured space on the physical storage device immediately. O True False
Answers
Virtual disks can use thin provisioning, which allocates all configured space on the physical storage device immediately. This statement is False.
Thin provisioning is a technique used in storage virtualization that allows virtual disks to be created with a defined capacity, but the actual physical storage space is only allocated as needed. This means that the virtual disk appears to have the full capacity allocated to it, but the physical storage is only used as data is written to the virtual disk.
This is in contrast to thick provisioning, where all of the physical storage is allocated upfront when the virtual disk is created, regardless of how much space is actually needed. Thick provisioning can result in wasted storage space and can make it more difficult to manage storage resources efficiently.
Therefore, the statement "Virtual disks can use thin provisioning, which allocates all configured space on the physical storage device immediately" is false.
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2. Given a 50KVA single phase distribution transformer with voltage 2400/240VAC (center tapped on the secondary) and with 3.0% impedance. Using the low voltage side, solve for the following: a) Ibase, the base current, b) Zbase, the base impedance, c) Zact, the actual impedance, d) Isc, the short circuit current if a short circuit would be directly across the low voltage terminals Assume the entire impedance consists of reactance.
Answers
Answer:
a) 208.33 A
b) 1.152 Ω
c) 0.03456 Ω
d) 6943.64 A
Explanation:
Transformer ratings :
Base power ( Sb ) = 50 KVA ,
Transformer voltage = 2400 / 240 V ,
Impedance ( Zp.u ) = 3.0 % = 0.03
phase = single ( 1 ) phase
Base Voltage on low side ( Vb ) = 240 V
a) Calculate the base current ( Ib )
Ib = Sb / Vb = ( 50 * 10^3 ) / 240
= 208.33 A
b) calculate base impedance ( Zb )
Zb = Vb^2 / Sb = ( 240 )^2 / 50000
= 1.152 Ω
c) Calculate the actual impedance ( Zact )
Zact = Zp.u * Zbase
= 0.03 * 1.152 = 0.03456 Ω
d) Calculate the short circuit current ( Isc )
Isc = Vp.u / Zp.u
= 1 / 0.03 = 33.33 p.u
therefore Isc = 33.33 * Ib
= 33.33 * 208.33 = 6943.64 A
determine the moment of inertia of the shaded area about the x axis. (figure 1) express your answer to three significant figures and include the appropriate units.
Answers
The moment of inertia of the shaded area about the x axis is; 614.4 m⁴
What is the moment of Inertia about the x-axis?This is about differential element;
In this question, we have;
x = 2y^(1/3).
The area of the differential element parallel to the x-axis shown shaded in the attached figure is;
dA = xdy = 2y^(1/3)dy
To get the moment of Inertia, we will perform the integration as;
Iₓ = ₐ∫y² dA
= (8m, 0)∫y²(2y^(1/3)dy
= (8m, 0)∫2y^(7/3)
= (8m, 0)[0.6y^(10/3)]
= [0.6(8m)^(10/3)] - [0.6(0)^(10/3)]
= 614.4 m⁴
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Complete question is;
Determine the moment of inertia of the shaded area about the x axis in the figure attached. Express your answer to three significant figures and include the appropriate units.
What is one of the reasons to consider implementing a blockchain solution?
Answers
Blockchain is often used often in the verification and locating of multistep transactions. One of the reasons to consider implementing a blockchain solution is the ability to work on different versions of the same data.
Blockchain solution is known to keep transactions safe, limit compliance costs, and speed up data transfer processing. It is known to back up the accuracy of the data.In Blockchain, all node can see all transactions that are taking place in the system and all will get a copy of each of them to update its data and approve it.
See full question below
What is one of the reasons to consider implementing a blockchain solution?
Options:
1.inability to track simultaneous updates by multiple users
2. ability to work on different versions of the same data
3.ability to verify that data has not been tampered with since its creation
4.inability to trace and access data of other users
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Explain when single-stranded or multistranded wire should be used.
Answers
What is the solution to this?
Answers
A gravitational force of 4.93 10-12 N in the positive x-direction is applied by the copper sphere to the steel sphere.
How can you determine the force's direction between two charges?Along the line connecting the centres of the two objects, the force is applied. Coulomb's law has an undesirable effect if the two charges have opposing signs. This indicates that there is an attractive force acting on the particles.
\(F = G * m1 * m2 / r^2\)
\(m = rho * (4/3) * pi * r^3\)
r = 65 mm = 0.065 m
a = 3.7r = 0.241 m
b = 2.1r = 0.137 m
c = 0.6r = 0.039 m
m_copper = rho_copper \(* (4/3) * pi * r^3\)
\(= 8,960 kg/m^3 * (4/3) * pi * (0.065 m)^3\)
= 0.0138 kg
m_steel = rho_steel \(* (4/3) * pi * r^3\)
= \(7,860 kg/m^3 * (4/3) * pi * (0.065 m)^3\)
= 0.0119 kg
F = G m_copper m_steel / \(r^2\)
= \(6.674 × 10^-11 N·(m/kg)^2 * 0.0138 kg * 0.0119 kg / (0.065 m)^2\)
\(= 4.74 × 10^-11 N\)
u = (0.241 - 0.137)i + 0j + 0k
= 0.104i + 0j + 0k
So the gravitational force F can be expressed as:
\(= 4.74 × 10^-11 N\)
\(= 4.74 × 10^-11 N\)
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what is the total horsepower rating of a series of commercial ceiling fans that draw 30 a at 220 v? (1 hp
Answers
Answer:
8.85 hp
Explanation:
1. The first thing we need to do is determine our knowns.
Knowns
Current = I = 30 AmpsVoltage = V = 220 VoltsPower = 1 hp =745.7 Watts = ? (What we're looking for)2. The equation we need to use is one that relates Current, Voltage, and Power to one another.
Power = Current × Voltage
P = IV
3. Plug in all knowns to the equation and solve for Power.
P = 30 A × 220 V = 6600 Watts (or W)
4. Finally, we need to convert Watts to Horsepower.
1 hp = 745.7 W
6600 W × (1 hp / 745.7 W) = 8.85 hp
A ___________ is defined as a change in shape of the part between the damaged and undamaged area hat is smooth and continuous . When the part is straightened, it is returned to proper shape and state without any areas of permanent deformation.
Answers
A bend is defined as a change in the shape of the part between the damaged and undamaged area that is smooth and continuous.
What is a kink?
A kink can be defined as a sharp bend with a small radius over a short distance.
So when any part is kinked it must be replaced without any doubt. A part is kinked if it just doesn't work on the repair.
What is a bend?
Unlike a kink, a bend can be restored. That is after a bend also a part can be bought back to its original position.
When the part is straightened, it is returned to proper shape and state without any areas of permanent deformation.
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Hotel Fire Safety Directors shall do all EXCEPT:
A. train and supervise Fire Brigade
B. conduct fire drills
C. order full building evacuation of guests
D. distribute applicable parts of the Fire Safety Plan to all employees
Answers
Hotel Fire Safety Directors are not authorized to order a full building evacuation of guests. Therefore, option (C) is correct.
Who are Hotel Fire Safety Directors?Hotel Fire Safety Directors are individuals who are responsible for ensuring the safety of guests and employees in the event of a fire emergency in a hotel or other hospitality establishment.
They are typically appointed by the hotel management and must have knowledge of fire safety regulations and protocols, as well as the ability to lead and manage a team during an emergency.
Hotel Fire Safety Directors are responsible for implementing and maintaining the Fire Safety Plan, which includes conducting fire drills, training and supervising the Fire Brigade, and distributing applicable parts of the Fire Safety Plan to all employees. They must also work closely with the local fire department to ensure compliance with local fire safety regulations and protocols.
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Technical Jargon: Pigging is a method of cleaning what?
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Pigging is a method of cleaning pipelines, specifically in industries such as oil, gas, and petrochemicals.
The process involves inserting a device called a "pig" into the pipeline. This pig, which can be made of foam, rubber, or other materials, moves through the pipeline, propelled by the product flow. As the pig travels, it effectively removes debris, buildup, and contaminants from the pipeline's interior walls. This method of cleaning ensures the smooth and efficient flow of products, reduces the risk of blockages, and maintains the overall integrity of the pipeline system.
In summary, pigging is a technique used to clean pipelines in various industries, utilizing a device called a pig to clear and maintain the internal structure of the pipeline.
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an 8 kip axial load is applied t a short wooden post that is supported by a concrete footing resting on undisturbed soil. determine (a) the maximum bearing stress on the concrete footing (b) the size of the footing for which the average bearing stress on the soil is 21 psi
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3.33 MPa is the maximum bearing stress on the concrete footing. A footing that is 525 mm x 525 mm in dimension will have an average bearing stress of 145 kPa.
Find the maximum bearing stress?A) 3.33 MPa is the maximum bearing stress on the concrete footing.
B) A footing that is 525 mm x 525 mm in dimension will have an average bearing stress of 145 kPa.
A) The footing image is missing, therefore I have attached it.
The short wooden post's measurements, according to the provided image, are;
120 mm wide equals 0.12 meters.
length is 100 mm, or 0.1 m.
the wooden post's vicinity is;
A = 0.12 × 0.1
A = 0.012 m²
Maximum bearing stress is calculated as follows:
σ max = F/A
We receive; F = 40 kN = 40 000 N is the force.
Thus;
σ max = 40000/0.012
σ max = 3.33 × 10⁶ Pa
3.33 MPa for _max
B) The average bearing stress is reportedly 145 kPa (145000 Pa) at this time.
In light of the fact that A = b2, = F/A 145000 = 40000/A (since the footing is square)
The result is that b2 = 40000/145000 b2 = 0.2758620689655 b = 0.2758620689655 b = 0.525 m b = 525 mm.
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Which Of The Following Is The Most 1 Point Efficient Engine? Sterling Engine Brayton Engine Otto Engine Carnot Engine When Fireworks Explode, What Are 0 Points The Energy Produced? T/F: Heat Flow From Cold To Hot. True False T/F: Entropy Is Not The Arrow Of Time. True False
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Carnot engine is the most efficient engine. When fireworks explode, energy produced is True. Heat flow from cold to hot is False. Entropy is not the arrow of time is False.
Carnot engine achieves maximum efficiency by operating on a reversible cycle. Therefore, the Carnot engine is considered the most efficient. Energy is manifested in the form of light and sound, resulting from the chemical reactions occurring within the firework. Therefore, when fireworks explode, energy is produced is true. In reality, heat always flows from hot to cold. This phenomenon occurs due to the temperature difference between two bodies, and heat naturally transfers from a higher temperature region to a lower temperature region. Therefore, "Heat flow from cold to hot" is false. Entropy is indeed considered the arrow of time. This is because the entropy of the universe tends to increase with time. As energy within a system is converted into unusable forms, the randomness or disorder of the system increases, which aligns with the concept of increasing entropy over time. Therefore, "Entropy is not the arrow of time" is false.
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