Answer:
reservoir is 727°C, then low temperature
Explanation:
Efficiency for any Heat engine = Work done by engine / Heat provided to the engine
Also, for a carnot engine derived formula for Carnot Engine
= 1- T2/T1
Where, T2 = sink reservoir temperature
and T1 = source reservoir temperature
727° C = 1000 K
So, 0.75 = 1-T2 / 1000
So, T2 = 1000*0.25 = 250 K = -23 Kelvin
TRUE/FALSE. Instruction: TRUE or FALSE. In the space provided, WRITE ‘TRUE’ If the statement is correct. WRITE ‘FALSE’ if the statement is wrong. If your answer is FALSE, write beside the ‘FALSE’ the correct word/s or phrase to replace the underlined word/s or phrase and to make the statement right.?
1- Distribution occurs between every pair of stages in the supply chain. Therefore, distribution includes moving of raw materials from suppliers to retailers.
2- The process of designing a distribution network that is visualized includes a decision like selling products directly to the end consumers.
3- When you want your received ordered product online to be changed by the eRetailer. This is an example of product availability.
4- When you receive an extra item as a gift from the package carrier. This is an example of product variety.
5- It is said in the relationship between response time and number of facilities that to be more responsive to customers, there is a need to limit the number of facilities.
6- In the relationship between response time and number of facilities, if customer is willing to wait longer than normal delivery days to get a book, then less number of facilities is an ideal distribution network design.
7- In the relationship between number of facilities and inventory costs, if inventory costs are increasing, this means that the number of facilities are decreasing.
8- In the relationship between number of facilities and transportation costs, there is decrease in the total transportation cost if number of facilities are increased and inbound lot sizes are very small to a point of losing economies of scale in inbound transportation.
9- In the relationship between number of facitlities and facility costs, to achieve supply chain effeciency in facility in terms of cost, there should be more number of facilities to get closer to the end customers.
10 In the variation of logistics cost and response time with number of facilities, the total logistics cost can be decreased and/or increased. The total logistics cost is increased when the response time is faster and the number of facilities are increased beyond the point of a minimized total logistics costs.
1- Distribution occurs between every pair of stages in the supply chain. Therefore, distribution includes moving of raw materials from suppliers to retailers.
2- The process of designing a distribution network that is visualized includes a decision like selling products directly to the end consumers.
3- When you want your received ordered product online to be changed by the eRetailer. This is an example of product availability.
4- When you receive an extra item as a gift from the package carrier. This is an example of product variety.
5- It is said in the relationship between response time and number of facilities that to be more responsive to customers, there is a need to limit the number of facilities.
6- In the relationship between response time and number of facilities, if customer is willing to wait longer than normal delivery days to get a book, then less number of facilities is an ideal distribution network design.
7- In the relationship between number of facilities and inventory costs, if inventory costs are increasing, this means that the number of facilities are decreasing.
8- In the relationship between number of facilities and transportation costs, there is decrease in the total transportation cost if number of facilities are increased and inbound lot sizes are very small to a point of losing economies of scale in inbound transportation.
9- In the relationship between number of facitlities and facility costs, to achieve supply chain effeciency in facility in terms of cost, there should be more number of facilities to get closer to the end customers.
10 In the variation of logistics cost and response time with number of facilities, the total logistics cost can be decreased and/or increased. The total logistics cost is increased when the response time is faster and the number of facilities are increased beyond the point of a minimized total logistics costs.
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QUESTION 4:
4.1
Name FOUR principles of kinetic friction
Answer:
The force of friction always acts in a direction, opposite to that in which the body is moving.
The magnitude of kinetic friction bears a constant ratio to the normal reaction between the two surfaces. ...
For moderate speeds, the force of friction remains constant.
Answer:
Explanation:Kinetic friction is a force that acts between moving surfaces. An object that is being moved over a surface will experience a force in the opposite direction as its movement. The magnitude of the force depends on the coefficient of kinetic friction between the two kinds of material.
The following query
SELECT cust.CustName, pri.FullName, AS PrimaryContact, alt.FullName AS AlternateContact
FROM Customers.cust
JOIN People pri ON cust.PrimaryContactPersonID = pri.PersonID
LEFT JOIN People alt on cust.AlternateContactPersonID = alt.PersonID
will return:
a) Customers with both primary and alternate contacts
b) Customers with a primary contact and with or without alternate contacts
c) Customers with a primary contact and without alternate contacts
d) No rows
Customers with a primary contact and with or without alternate contacts There are different types of joins available in SQL: INNER JOIN : returns rows .
What is primary contact?
A primary contact refers to a third party, typically a previous employer, that serves as a reliable source for gathering pertinent information surrounding the job title, start and end dates, and any forthcoming details connected with an applicant's job history.Primary address information is specific information like building number and street in an address.A point of contact (POC) or single point of contact (SPOC) is a person or a department serving as the coordinator or focal point of information concerning an activity or program. A POC is used in many cases where information is time-sensitive and accuracy is important.To learn more about customer refers to:
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Customers with or without alternate contacts and a primary contact There are various SQL join types: INSIDE JOIN: produces rows.
Option C is correct.
What exactly is primary contact?A third party, typically a former employer, is referred to as a primary contact when it comes to gathering pertinent information about an applicant's job title, start and end dates, and any forthcoming details regarding their employment history.
Specific information in an address, such as the building number and street, is called primary address information.
A person or department serving as the coordinator or focal point of information regarding an activity or program is known as a point of contact (POC) or single point of contact (SPOC). In many situations where accuracy is crucial and information is urgent, a POC is utilized.
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the most commonly installed type of fire sprinkler systems are? pre-action systems dry-pipe systems wet-pipe systems deluge systems
The most commonly installed type of fire sprinkler system is the wet-pipe system. In a wet-pipe system, the pipes are filled with water and are pressurized so that when the heat of a fire activates the sprinkler head, water is released onto the fire.
Pre-action systems use a separate water line to fill the pipes with water and need to be triggered by another type of detector such as smoke or heat, while dry-pipe systems have pressurized air or nitrogen in the pipes and the water is released when the heat of a fire activates the sprinkler head. Deluge systems are used when large amounts of water need to be released quickly, such as when a large area needs to be flooded quickly.
In order to install a wet-pipe system, the pipes must be connected to a water source and the sprinkler heads must be placed at the correct height in the room. Once the system is installed, it must be tested regularly to make sure that it is functioning properly. It is also important to remember that water damage can be caused by a malfunctioning system, so it is important to regularly check and maintain the system.
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The instrument that measures and displays the electrical impulses responsible for the cardiac cycle is a(n) ____.
The instrument that measures and displays the electrical impulses responsible for the cardiac cycle is a(n) electrocardiogram (ECG or EKG).
What is electrical impulses about?An electrocardiogram (ECG or EKG) is an instrument that measures and displays the electrical impulses responsible for the cardiac cycle. It is a noninvasive test that records the electrical activity of the heart, including the timing and duration of each electrical phase in a cardiac cycle.
Therefore, The ECG can help diagnose and monitor various heart conditions, such as heart attack, arrhythmias, and heart failure.
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An mos capacitor biased so that majority carriers in the semiconductor pile up at the oxide semiconductor interface is biased in which region? a. accumulation b. flat band c. depletion d. inversion
The MOS capacitance is a very helpful tool for assessing the construction of MOS integrated circuits and forecasting the properties of MOS transistors.
What does semiconductor mean in plain English?A semiconductor is what. Semiconductors. Semiconductors are substances with conductivity intermediate between that of conductors (often metals) and that of nonconductors or insulation (such as most ceramics). Semiconductors can be made of compounds like indium gallium or cadmium selenide or pure elements like silicon or germanium.
What makes anything a semiconductor?The reason a material is termed a semiconductor is because it has a resistance that is between the resist typical of insulators and metals, or that "semi"-conducts electricity in a way.
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Describe with an example how corroded structures can lead to environment pollution?
a technician receives a call from a customer who is too talkative. how should the technician handle the call?
When a technician receives a call from a talkative customer, it's important to handle the situation professionally and efficiently.
Here are a few suggestions for the technician:Be patient and listen actively to the customer's concerns.
Politely interrupt and steer the conversation back to the issue at hand.
Use concise and clear language to convey information.
Offer reassurance and empathy while maintaining a professional tone.
Set boundaries politely, explaining that there is limited time to address the problem.
If necessary, summarize the main points and propose a solution to move the conversation forward.
Remember, maintaining a balance between attentiveness and guiding the conversation is crucial in providing effective customer service.
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Applying fatigue failure criteria in 3D, determine the final relation (equation) for the following cases: - Considering only the internal pressure fluctuating from Pmax to Pmin Numerical Application: Pmax=1.0P and Pmin=0.2P σu= 690 MPa σe= 345 MPa Kf=1 ; Define P ? - Considering completely reversed internal pressure (P) and completely reversed bending moment (M) Write just the final equation (no numerical application)
Answer:
Hello your question is incomplete attached below is the complete question
answer :
I) P = t/R * 492.85
II) The final equation : PR / t + 4M/πR3 = б e
Explanation:
attached below is a detailed solution to the given problem
i) P = t/R * 492.85
ii) Final equation : PR / t + 4M/πR3 = б e
Please help!!!!! Thank u
Answer:
which class is this. I don't know sry
What should the technician always check when replacing a transformer in an electric heating system to prevent the new transformer from failing like the old one
When replacing a transformer in an electric heating system, the technician should always check several things to prevent the new transformer from failing like the old one.
These things include the following:1. Power Supply: Check the power supply that feeds the transformer and verify that it's the right voltage. Make sure the transformer is being supplied with the correct voltage and frequency. Also, check for any loose wiring or connections that could cause voltage drops.
If the voltage is too high or too low, it can cause the transformer to fail.2. Load: Verify the electrical load that the transformer is serving and ensure that it is within the transformer's rated capacity. If the load is too high, it can cause the transformer to overheat and fail. If the load is too low, it can cause the transformer to burn out due to insufficient cooling.3. Grounding: Check the transformer's grounding connection to ensure it is connected correctly.
If the grounding is poor, it can cause voltage surges, which can damage the transformer.4. Protection: Check the transformer's protection circuitry to make sure it is working correctly. The protection circuitry is designed to protect the transformer from overloads, overcurrents, and short circuits.
If the protection circuitry is faulty, the transformer can fail.5. Environmental factors: Verify the environmental factors that may be affecting the transformer's operation. Things like temperature, humidity, and vibration can affect the transformer's operation. If the transformer is exposed to high temperatures or vibration, it can cause the winding insulation to break down, which can cause the transformer to fail.
Therefore, when replacing a transformer in an electric heating system, the technician should always check the power supply, load, grounding, protection circuitry, and environmental factors to ensure that the new transformer does not fail like the old one.
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JAVAStatistics are often calculated with varying amounts of input data. Write a program that takes any number of non-negative integers as input, and outputs the max and average. A negative integer ends the input and is not included in the statistics. Assume the input contains at least one non-negative integer.Output the average with two digits after the decimal point followed by a newline, which can be achieved as follows:System.out.printf("%.2f\n", average);Ex: When the input is:15 20 0 3 -1the output is:20 9.50
An integer is a whole number without any decimal points, which can be positive or negative. Integers larger than or equal to zero are referred to as non-negative integers.
We can use a loop to continuously read integers from the user up until a negative number is entered in order to create such a program. The maximum and average of the non-negative integers entered are then computed while disregarding the negative integer. The largest integer in the set serves as the maximum. As we read in the data, we may utilize a variable to keep track of the greatest number. The variable will have the highest value when the loop is finished. The average is calculated by dividing the total number of integers by the sum of all the integer. We increase the count and add each non-negative integer to the total. We divide the sum by the count at the conclusion of the loop.
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It is required that the resultant force acting on the eyebolt in Fig (a) be directed along the positive x axis and that F2 have a minimum magnitude. Determine this magnitude, the angle θ, and the corresponding resultant force
Answer: hello the eye bolt diagram is missing attached below is the missing diagram
i) angle = 90°
ii) magnitude ( F2 ) = 692.82
ii) Fr = 400 N
Explanation:
i) Determine the angle ∅
The ∅ = 90° since F2 to be minimum , it is directed perpendicular to the resultant force
ii) Determine the magnitude
By applying the parallelogram law of addition and triangular rule to the sketches attached below
The resultant force and the Magnitude can be calculated :
F2 = F1sin60°
= 800 * sin60° = 692.82 N
iii) Fr ( resultant force ) = F1cos60°
= 800*cos 60° = 400 N
3/4 + 1/2
Ashskfnrjcisj
The settlement analysis for a proposed structure indicates that the underlying clay layer will settle 7.5 cm in 3 years, and that ultimately the total settlement will be about 32 cm. However, this analysis is based on the clay layer being doubly drained. It is suspected that there may be no drainage at the bottom of the layer (i.e., clay has single drainage condition). Answer the following questions based on single drainage only, assuming cv = 1.5 x 10-4 cm 2 /s for both single and double drainage.
a. How will the total settlement change from the double to the single drainage case?
b. How long will it take for 7.5 cm of settlement to occur if there is only single
Answer:
A) For a double drainage system the time taken for total settlement will differ from that of a single drainage system, because in a double drainage case clay water escapes from both sides unlike in a single drainage case. hence water and air will be be expulsed faster for a double drainage making it attain total settlement faster.
B) for only single = 12 years
Explanation:
Given data :
ultimate clay settlement = 32 cm
settlement of clay in 3 years = 7.5 cm
Cv ( coefficient of consolidation ) = 1.5 x 10^-4 cm^2 /s
A) For a double drainage system the time taken for total settlement will differ from that of a single drainage system, because in a double drainage case clay water escapes from both sides unlike in a single drainage case. hence water and air will be be expulsed faster for a double drainage making it attain total settlement faster.
note : Total settlement is the same in both drainage system.
B) Determine how long it will take for 7.5 cm of settlement to occur if there is only single
applying the relation below
Tv = Cv t / H^2
where Tv = time factor , d = thickness of layer , H = drainage path
Given that Tv and Cv are constant in both cases
t ∝ H^2 hence
\(\frac{t1}{t2} = \frac{H^21}{H^22}\) ------ ( 1 )
t1 = time for single drainage for d meters , t2 = time for double drainage for d meters
equation 1 can be rewritten as
t1/t2 = d^2 / (d/2)^2
∴ t1 = 4t2
given that t2 = 3 years ( value gotten from question )
t1 = 4 * 3 = 12 years
When trying to prevent a rollover, it is important that the driver does not
A. overcorrect
B. grab the steering wheel
C. slam the brakes
D. undercorrect
what must be input on the command line to get 0x401060 to return 1?
The command line input should be "0x401060 & 1". This will perform the bitwise AND operation between the hexadecimal value and the binary value of 1, which will check if the least significant bit of 0x401060 is set to 1. If the result of the operation is non-zero, it will return 1; otherwise, it will return 0.
To get the hexadecimal value 0x401060 to return 1, you would need to execute a bitwise AND operation with a specific value on the command line. The command line input should include the hexadecimal value 0x401060 and the bitwise AND operator (&) followed by the desired value. That is 0x401060 & 1.
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A river has an average rate of water flow of 59.6 M3/s. This river has three tributaries, tributary A, B and C, which account for 36%, 47% and 17% of water flow respectively. How much water is discharged in 30 minutes from tributary B?
Answer:
50421.6 m³
Explanation:
The river has an average rate of water flow of 59.6 m³/s.
Tributary B accounts for 47% of the rate of water flow. Therefore the rate of water flow through tributary B is:
Flow rate of water through tributary B = 47% of 59.6 m³/s = 0.47 * 59.6 m³/s = 28.012 m³/s
The volume of water that has been discharged through tributary B = Flow rate of water through tributary B * time taken
time = 30 minutes = 30 minutes * 60 seconds / minute = 1800 seconds
The volume of water that has been discharged through tributary B in 30 seconds = 28.012 m³/s * 1800 seconds = 50421.6 m³
The UHRS platform is optimized for Edge/Internet Explorer only. You can still use your favorite browser, but keep in mind that you may experience technical issues when working on UHRS with a different browser than Edge or Internet Explorer.
UHRS is optimized for...
It is to be noted that all UHRS platforms are optimized for the popular kinds of internet browser applications.
What is a UHRS?The Universal Human Relevance System (UHRS) is a crowdsourcing platform that allows for data labeling for a variety of AI application situations.
Vendor partners link people referred to as "judges" to offer data labeling at scale for us. All UHRS judges are bound by an NDA, ensuring that data is kept protected.
A browser is a software tool that allows you to see and interact with all of the knowledgeon the World Wide Web. Web sites, movies, and photos are all examples of this.
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Which are the methods used to seismically retrofit a building?
The methods used to seismically retrofit a building are: beam addition method, seismic wall addition method, support point adding method, and
seismic isolation method.
In construction of a building, seismically retrofitting or earthquake retrofitting is commonly done. The major reason to why it is done is to prevent displacement from the structure's foundation.
When seismically retrofitting is done, a building is considered safer and less likely to suffer damage when earthquake or any seismic forces strike.
So a retrofit is worth it as it will strengthen a building or an house against shake damage to help people living in it to remain safe and less worried. The following methods can therefore be used to provide a retrofit or to seismically retrofit a building:
Beam addition method
This is done by adding beams between the main girders of the existing reinforced concrete to improve the load carrying capacity of the reinforced concrete.
Seismic wall addition method
This is done by placing new reinforced concrete walls between existing ones and bonding them to improve load carrying capacity as a structural body
Support point adding method
This is done by supporting sections of beams and other existing concrete members with new members to reduce the span of members
Seismic isolation method
This is done by using seismic isolation bearings to reduce the seismic energy applied to the structure. This will improve the building's performance values during an earthquake.
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A cook uses a pair of twelve-inch-long tongs to remove a piece of chicken from the grill. The chef is applying 3 pounds of squeezing force to the tongs. If more than 1 pound of force is applied to the fish, it will break.
The AMA of the system (rounded to the nearest hundredth) is
.
Using the static equilibrium calculations, the tongs must be held
inches (rounded to the nearest whole number) away from the fulcrum to avoid damaging the fish.
Answer: yes because fish its like quick sand is will just fall apart into tiny pecies to now it want us to round to the nearst hundredth so what is 12 divide by 3 and time 1
12:3x1=4 because we are rounding to the nearst hundredth
=4
Explanation:
Steam enters an adiabatic turbine at 800 psia and9008F and leaves at a pressure of 40 psia. Determine themaximum amount of work that can be delivered by thisturbine.
Answer:
\(w_{out}=319.1\frac{BTU}{lbm}\)
Explanation:
Hello,
In this case, for the inlet stream, from the steam table, the specific enthalpy and entropy are:
\(h_1=1456.0\frac{BTU}{lbm} \ \ \ s_1=1.6413\frac{BTU}{lbm*R}\)
Next, for the liquid-vapor mixture at the outlet stream we need to compute its quality by taking into account that since the turbine is adiabatic, the entropy remains the same:
\(s_2=s_1\)
Thus, the liquid and liquid-vapor entropies are included to compute the quality:
\(x_2=\frac{s_2-s_f}{s_{fg}}=\frac{1.6313-0.39213}{1.28448}=0.965\)
Next, we compute the outlet enthalpy by considering the liquid and liquid-vapor enthalpies:
\(h_2=h_f+x_2h_f_g=236.14+0.965*933.69=1136.9\frac{BTU}{lbm}\)
Then, by using the first law of thermodynamics, the maximum specific work is computed via:
\(h_1=w_{out}+h_2\\\\w_{out}=h_1-h_2=1456.0\frac{BTU}{lbm}-1136.9\frac{BTU}{lbm}\\\\w_{out}=319.1\frac{BTU}{lbm}\)
Best regards.
wassup everyone here is my question...
whats the steps on building a rocket?
jk it would be cool it u included it tho
Answer:
Step One: Know What Your Rocket Needs to Do. ...
Step Two: Establish Mission Parameters. ...
Step Three: Call in Experts. ...
Step Four: Start Drawing. ...
Step Five: Whittle Down the Possibilities. ...
Step Six: Pick the Best Design.
Explanation:
Hope this helps and thx for tha fwee pts
QUESTION 1
A 125 mm diameter and 210 mm high clay specimen has a moist mass of 5184g.
When it is dried, the mass becomes 4631 g. Find the degree of saturation in the
specimen,
assuming the specific gravity of the soil grains is 2.70.
(8)
[8 marks]
Explanation:
To find the degree of saturation of the clay specimen, we need to first calculate its volume and its dry mass.
The volume of the clay specimen can be calculated using its dimensions:
Volume = π/4 x diameter^2 x height
= π/4 x (125 mm)^2 x 210 mm
= 1640625 mm^3
= 1640.625 cm^3
Next, we can calculate the dry mass of the clay specimen:
Dry mass = Moist mass - Water mass
= 5184 g - 4631 g
= 553 g
plssssssssssssss Alexi is writing a program which prompts users to enter their age. Which function should she use?
float()
int()
print()
string()
Answer:
int()
Explanation:
float() is using decimals, so that can't be it, like float(input( "how much does this cost?"))
print() is used to print something, not a user asking, like print("hello")
string() means like a whole, like string( I am good)
By elimination, int() is correct.
Hope this helps!
The space between two square flat parallel plate is filled with oil. Each side of
the plate is 600mm. The thickness of the oil films is 12.5mm. The upper
plate, which moves at 2.5m /s, requires a force of 98.1 N to maintain the
speed. Determine
I.The dynamic viscosity of the oil in poise.
Ii.The kinematic viscosity of the oil in strokes if the specific gravity of the oil
is 0.95
The dynamic viscosity of the oil in poise is 13.625 pois
The kinematic viscosity of the oil in strokes is 14.34
How to solve for the dynamic viscosityF viscous is given as n* ΔFr / Δy
where n = F * Δy / A * ΔVn
We have to define the terms of the formula
Δy = 12.5 x 10⁻³
ΔVr = 2.5m /s
A = 60 x 60 cm² = 0.36m
F = 98.1 n
We have to put the values in the formula
98.1 n * 12.5 x 10⁻³ / 0.36m * 2.5m /s
n = 1.3625 ns / m²
The kinematic viscosity of the oil in strokes if the specific gravity of the oil is 0.95
y = n / e
n = 1.3625
e = 0.95 x 10³
y = 1.3625 / 0.95 x 10³
= 1.434 x 10⁻³
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The property of a material by virtue of which it can be beaten or rolled into plates is called.
In conclusion, malleability is the characteristic that enables materials to be easily shaped into plates or sheets through beating or rolling.
The property of a material by virtue of which it can be beaten or rolled into plates is called malleability. Malleability refers to a substance's ability to undergo deformation without breaking or cracking, allowing it to be flattened into thin sheets or plates. This property is commonly observed in metals like gold, silver, copper, and aluminum.
These metals can be hammered or rolled into various shapes and sizes, including plates or foils, due to their malleable nature. For example, gold leaf used in gilding is made by hammering gold into extremely thin sheets.
In conclusion, malleability is the characteristic that enables materials to be easily shaped into plates or sheets through beating or rolling.
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I really need help on this!
Which of the following is a term for a comparison between product metrics and values to industry standards and competitions metrics and values?
A: ideal value
B: competitive analysis
C: benchmark
D: marginally accepted value
1. How many board feet in piece of Oak that is 1" thick 6" wide and 8' long?
Answer:
4
Explanation:
A "board foot" is 1/12 of a cubic foot. It is the volume of a board 1" thick and 1 foot square.
Here, the board is 1" thick, so the number of board feet is numerically equal to the number of square feet of area it has.
(1/2 ft)(8 ft) = 4 ft²
The number of board feet is 4.
metal and dirt are not considered contaminants to oil. True/False ?
False; pollutants include things like metal and dirt. In other words, used oil must become contaminated as a result of being used in order to meet the EPA's criteria.
This part of the EPA definition covers pollutants and residues produced during the handling, storing, and processing of spent oil. The physical pollutants could be dirt, sawdust, or metal shavings. Air, water, gasoline, soot deposits, and debris like engine component wear particles are typical sources of oil pollution. Each one of these things can cause the engine lubricant to degrade. Any material present in the soil that is above normally occurring levels and endangers human health is referred to as a soil contamination. For instance, certain soils naturally contain arsenic. However, if someone uses particular pesticides to spray their yard, it could contaminate the soil.
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