Some of our modern kitchen cookware is made of ceramic materials. (a) List at least three important characteristics required of a material to be used for this application. (b) Make a comparison of three ceramic materials as to their relative properties and, in addition, to cost. (c) On the basis of this comparison, select the material most suitable for the cookware.
Answer:
A)
It should be Non- toxic
It should possess high Thermal conductivity
It should have the Required Thermal diffusivity
B)
stoneware : This material has good thermal diffusivity and it is quite affordable and it is used in making pizza stonesporcelain: mostly used for mugs and it is non-toxic Pyrex : posses good thermal conductivity used in ovenC) All the materials are suitable because they serve different purposes when making modern kitchen cookware
Explanation:
A) characteristics required of a ceramic material to be used as a kitchen cookware
It should be Non- toxicIt should possess high Thermal conductivityIt should have the Required Thermal diffusivityB) comparison of three ceramic materials as to their relative properties
stoneware : This material has good thermal diffusivity and it is quite affordable and it is used in making pizza stonesporcelain: mostly used for mugs and it is non-toxic Pyrex : posses good thermal conductivity used in ovensC) material most suitable for the cookware.
All the materials are suitable because they serve different purposes when making modern kitchen cookware
where is the buttock line or buttline of an aircraft
The buttock line, also known as the buttline, of an aircraft refers to an imaginary line that runs along the longitudinal centerline of the fuselage.
The buttock line is an important reference line used in aircraft design and analysis. It represents the symmetry axis of the aircraft and is often used as a baseline for various measurements and calculations. It serves as a common reference point for determining the position of components, such as the wings, empennage, and engines, in relation to the centerline of the aircraft. The buttock line helps ensure that these components are properly aligned and balanced for optimal aerodynamic performance and stability.
In addition to its use in design and analysis, the buttock line is also relevant in aircraft maintenance and inspection. It aids in locating and identifying structural features and access points along the fuselage, facilitating maintenance activities and ensuring compliance with safety regulations.
Overall, the buttock line is a significant reference line in aircraft design, serving as a baseline for various measurements, calculations, and component positioning. It helps ensure proper alignment, balance, and functionality of the aircraft's components, contributing to its overall performance and safety.
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Explain the importance and basic principles of formation damage
control in petroleum engineering.
Formation damage control is crucial in petroleum engineering to maintain well productivity. It involves mitigating factors that hinder fluid flow, such as solids deposition, clay swelling, and fluid incompatibility.
Formation damage control is essential in petroleum engineering to prevent or minimize the impairment of well productivity caused by various mechanisms. It involves identifying and addressing factors that can hinder fluid flow within the reservoir formation. Formation damage can occur due to factors such as solids deposition, clay swelling, emulsion formation, fluid incompatibility, and organic/inorganic scale precipitation. These issues can restrict the flow of hydrocarbons from the reservoir to the wellbore, reducing production rates and overall recovery. Basic principles of formation damage control include implementing effective drilling and completion practices, utilizing suitable drilling fluids and additives, optimizing well stimulation techniques, and conducting thorough reservoir characterization and analysis. Proper formation damage control strategies aim to maximize reservoir permeability, minimize the impact of drilling and production operations on the formation, and enhance overall well productivity and hydrocarbon recovery.
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answer my question I will mark brainliest
The answer is 150cm
Answer:
150
Explanation:
Mark me Brainliest
Answer:
you have told the answer already as 150 cm
Explanation:
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While, Do...while, and For loops can best be characterized as which of the following?
the three main repetition structures in Java
the three best repetition structures in Java
the three easiest repetition structures in Java
the three most logical repetition structures in Java
Answer:The three main repetition structure structures in Java
Explanation:
write down the three formula to find the three types of slope of curve Q with respect to L.
Answer:l=legend
Explanation:basically L = legend and Q=Quick
The three formula for finding out the 3 types of the slope of curve Q with respect to L should be explained below.
Three formulas:1. Slope intercept form where the formula is y = mx + b
Here
y = variable
m = slope of line
x = variable
b = y intercept
2. Point slope form where the formula is y - y1 = m(x - x1)
Here
y = variable
y1 = y coordinate at the first point on line
m = the slope
x = variable
x1 = x coordinate at the first point on line
3. Standard slope form where the formula is ax + by = c
Here
a = x coefficent
b & c = constant term
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A settling tank has an influent rate of 0.6 mgd. It is 12 ft deep and has a surface area of 8000 ft². What is the hydraulic retention time?
Answer: hydraulic retention time,τ=28.67 hours
Explanation:
The hydraulic retention time τ (tau), is given as The volume of the settling tank(V) divided by the influent flowrate(Q)
τ =V/Q
But Volume is not known and is given as
Volume = surface area x depth of the tank
= 8000 ft² X 12 ft
= 96,000 ft³
Also, the influent flow rate is in mgd ( million gallons per day), we change it to ft³/sec so as to be in same unit with the volume in ft³
1 million gallons/day = 1.5472286365101 cubic feet/second
0.6mgd = 1.5472286365101 cubic feet/second x 0.6
=0.93cubic feet/second
τ =V/Q
96,000 ft³/0.93 ft³/sec
τ=103,225.8 secs
changing to hours
103,225.8 /3600 =28.67 hours
The hydraulic retention time =28.67 hours
Which kinds of cable consists of one or more twisted-pair wires bundled together?
Try answering with a Twisted-pair cable.
Can some help me with this !!! Is 26 points!!
did you filter or clean the data? why or why not
Data cleaning is an essential step in data analysis as it improves the quality and accuracy of the data by removing irrelevant, incomplete, or inaccurate information.
Cleaning the data helps to identify and correct errors, inconsistencies, and discrepancies that can affect the results and conclusions of the analysis. Moreover, it can also improve the efficiency of the analysis process and reduce the time and resources required. Therefore, it is recommended to filter and clean the data before using it for any analysis or modeling purposes.
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The gage pressure measured as 2.2 atm, the absolute pressure of gas is 3.2 bar. Please determine the local atmospheric pressure in kPa.
Answer:
\(97.085\ \text{kPa}\)
Explanation:
\(P_{g}\) = Gauge pressure = 2.2 atm = \(2.2\times 101325=222915\ \text{Pa}\)
\(P_{abs}\) = Absolute pressure = \(3.2\ \text{bar}=3.2\times 10^5\ \text{Pa}\)
\(P_{atm}\) = Local atmospheric pressure
Absolute pressure is given by
\(P_{abs}=P_{atm}+P_g\\\Rightarrow P_{atm}=P_{abs}-P_g\\\Rightarrow P_{atm}=3.2\times 10^5-222915\\\Rightarrow P_{atm}=97085\ \text{Pa}=97.085\ \text{kPa}\)
The local atmospheric pressure is \(97.085\ \text{kPa}\).
A horizontal poly crystalline solar panel module has to be investigated by natural cooling. For crystal silicon, the thermal coefficient approximately 0.0045/K is used. Investigate the effect of air velocity on the cooling performance of PV panels at 0-5 m/s air velocities, 25-40 ºC ambient temperatures, and 400-1000 W/ m2 solar radiation
Solution :
It is given that :
Thermal coefficient = 0.0045/K
Ambient temperature, \($T_a = 25 - 40^\circ$\)
air velocity, v = 0-5 m/s
Solar radiation, \($G= 400-100 \ W/m^2$\)
\($P=50 \ W$\)
Model calculations :
Cell temperature (\($T_c$\))
\($T_c = T_a + \left(\frac{0.25}{5.7+3.8 \ v_w}\right) G$\)
where \($ v_w - v_a = $\) wind speed / air speed
∴ \($T_c = 2 \pi + \left(\frac{0.25}{5.7+3.8 \times 1}\right) \times 400$\)
\($T_c = 35.526 ^\circ$\)
\($\Delta T = T_c -25$\)
= 35.526 - 25
= 10.526 K
Thermal coefficient = 0.0045 x 10.526
= 0.04737
Pv power = \($(1 -C_T) \times P \times \frac{G}{1000}$\)
\($=(1 -0.04737) \times 50 \times \frac{400}{1000}$\)
= 17.0526 W
*WELDING*
What size arc gap is suggested with a 5/32" (4.0mm) diameter electrode?
Solution :
The correct size of the arc of a welding process depends upon the application and the electrode. As a rule, the arc length should not be more than a diameter of the core of the electrode.
As for the electrode of diameter size of 5/32" or 4 mm, the arc length should be more than its core diameter. Also for 5/32 " diameter electrode, the welding time for the one electrode must be one minute as well as the length of the weld be the same as the length of the electrode consumed.
How does concurrent engineering speed up product development?
A. The product and process are designed using computer-aided design.
B. The product and process are designed in series.
C. The product and process are designed in separate spaces.
D. The product and process are designed simultaneously.
Answer:
The product and process are designed simultaneously
Explanation:
PENN
Hard steering can be caused by
Answer:
Lack of fluid oil – lack of fluid oil in your vehicle, or a fluid leakage, can lead to heavy steering. If there is a lack of fluid oil, or a leak, this can reduce the pressure in the system, meaning the steering wheel does not receive enough supply of fluid to perform freely.
A 6-in-diameter pipe is being used to convey 600 lb of water per minute. Assuming that the water has a density of 62.4 Lbm/ft, determine the velocity of the water.
The velocity of the water flowing through the 6-inch diameter pipe is approximately 204.1 ft/s.
What is velocity?Velocity is the pace and direction of an object's movement, whereas speed is the time rate at which an object is travelling along a path. In other words, velocity is a vector, whereas speed is a scalar value.
The directional speed of an item in motion, as measured by a specific unit of time and observed from a certain point of reference, is what is referred to as velocity.
To determine the velocity of the water flowing through the 6-inch diameter pipe, we can use the following formula:
Q = A * V
Where Q is the flow rate (600 lb/min), A is the cross-sectional area of the pipe, and V is the velocity of the water.
The cross-sectional area of the pipe is:
A = π * \(r^2\)
A = π * \((0.25 ft)^2\)
A = 0.049 \(ft^2\)
Now we can solve for the velocity:
V = Q / A
V = 600 lb/min / 0.049\(ft^2\)
V = 12245.9 ft/min
Finally, we can convert the velocity to feet per second (ft/s) by dividing by 60:
V = 12245.9 ft/min / 60
V ≈ 204.1 ft/s
Therefore, the velocity of the water flowing through the 6-inch diameter pipe is approximately 204.1 ft/s.
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An air filled circular cavity resonator is excited by both TMonand TE112at the same generator frequency. If the inner radius a-2cm, Calculate the length of the cavity that satisfies this excitation and calculate its resonance frequency. The critical wavelength for TM01 -2,613a and for TE= 3.412a
The length of the air-filled circular cavity resonator that satisfies the excitation by both TM01 and TE112 modes, with an inner radius of 2 cm, is approximately 6.826 cm. The resonance frequency of the cavity is calculated to be around 7.762 GHz.
To determine the length of the cavity, we need to consider the critical wavelengths for the TM01 and TE112 modes. The critical wavelength for the TM01 mode is given as 2.613 times the inner radius (2.613a), while the critical wavelength for the TE112 mode is 3.412 times the inner radius (3.412a).
The length of the cavity that satisfies the excitation by both modes can be calculated by taking the least common multiple of the two critical wavelengths. In this case, the least common multiple is found to be approximately 6.826 cm.
The resonance frequency of the cavity can be determined using the formula f = c / λ, where c is the speed of light and λ is the wavelength. By substituting the length of the cavity into the formula, we can calculate the resonance frequency to be around 7.762 GHz.
It's worth noting that the calculations provided assume ideal conditions and do not account for any additional factors or losses that may affect the performance of the cavity resonator.
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For binary flash distillation, we discussed in class that there are 8 variables (F, ZA, V, ya, L, XA, P and T) and 4 equations derived from VLE and mass balances. Thus, we typically require 4 of these variables to be given so that we can obtain a unique solution to the problem. Let's say, your manager tells you that he has a feed mixture with 2 components (given F, za) and he requires you to come up with a flash column that can produce a certain desired amount of Vapor product (thus V, ya are specified). Identity of both components is known and all VLE data has been provided to you. Has the manager given you enough data? If yes, give a step-by-step description of how would you go about designing the flash column (basically find P and T)? If no, why?
Answer:
yes
Explanation:
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what is the division of demand
Graphics language electronic processing is not computer graphics.Single choice. True False
Answer:
True
Explanation:
We can make this conclusion because the term Computer graphics usually refers not to a computer language, but to a technology found in computers that allows the display of images on the computer.
This technology is made possible by certain computer hardware and software but not the "Graphics language electronic processing."
A producer is someone who _____________.
A.
Makes a commodity available for sale or exchange
B.
Buys or trades in order to receive a commodity
C.
Is in the market for a commodity
D.
Receives a commodity from a business
Answer: A. Makes a commodity available for sale or exchange
Explanation: hope it helps ^w^
1) I love to swim. 2) A few years ago, my new year's resolution was to become a faster swimmer. 3) First, I started eating better to improve my overall health. 4) Then, I created a training program and started swimming five days a week. 5) I went to the pool at my local gym. 6) To measure my improvement, I tried to count my laps as I was swimming, but I always got distracted and lost track! 7) It made it very hard for me to know if I was getting faster. 8) This is a common experience for swimmers everywhere. 9) We need a wearable device to count laps, calories burned, and other real-time data. Summarey of the story
Multiple Unit Material balance problem A feed containing equimolar amounts of methanol and water is mixed with 10 moles of a 40 % mol aqueous methanol stream. The mixture enters a first separation unit that creates two streams. A top stream exits the separation unit that contains 70 % mol methanol and rest water. The bottom stream, which is 70 moles enters a second separation unit. A top stream exists the second separation unit as a 50 % methanol & 50 % water mixture. The other stream is unknown. If the fresh feed to the system is 100 moles (equimolar mixture) and the two top streams exiting the separation units have the same flow, draw the flow sheet and find the molar flow and the composition of the bottom streams existing the second separation unit?
Answer:
molar flow at the bottom streams = 30 moles
composition of the bottom streams exiting the second separation unit
= 0.20 ( methanol )
= 0.80 ( water )
Explanation:
The molar flow and the composition of the bottom streams is calculated as follows below
First we have to balance the overall material across the Mixer unit
= F1 + F2 = A
= 100 + 10 = 110 mole
next we calculate Methanol balance
= Xe1 * F1 + Xe2 * F2 = AXea
= (0.5 * 100) + ( 0.4 * 10 ) = 110 Xea
= 50 + 4 = 110Xea
Xea = 0.491 therefore: Xaw = 1 - Xea = 1 - 0.491 = 0.509
Next we calculate the material balance of separator 1
A = B + C
where: A = 110 moles , B = ? , C = 70 moles
Therefore B= A - C = ( 110 - 70 ) = 40 moles
From here we will find the value of Xec using the Methanol balance relationship
Xea * A = Xeb*B + Xec * C
where: A = 110 moles , B = 40 moles , C = 70 moles
Xea = 0.491, Xeb = 0.7 ,
Input these values into the equation above : Xec = 0.372
note: at the exit top stream both the separators have the same flow rate
i.e : B = D = 40 mole
Material Balance over the separator 2 can hence be calculated as
C = D + E
E = c - d = 70 - 40
E = 30 moles ( mole flow rate at the 2nd separator unit )
calculate the value of XeE
methanol balance : Xec * c = Xed * D + XeE * E
hence : XeE = [ ( 70 * 0.372 ) - ( 0.5 * 40 ) ] / 30
XeE = 0.20
attached below is the flow sheet of the problem
What are the nominal dimensions for a 1x2 stick of lumber, a 2x4 stick of lumber and a standard sheet of plywood?
The actual dimensions for the given nominal dimensions 1x2 stick of lumber, a 2x4 stick of lumber are;
Actual dimension of 1 x 2 stick of lumber = ³/₄'' × 3¹/₂''
Actual dimension of 2 x 4 stick of lumber = 1¹/₂'' × 3¹/₂''
The nominal dimension for a sheet of plywood is; 4' x 8'
Lumber sticks are sticks made from timber in forms used mainly in building construction as formwork support for the sheets of plywood used.
There could also be other uses of lumber sticks like making of some basic home furniture's but they are primarily used in building construction.
Now, Lumber sticks could come in different nominal dimensions such as;
1 x 4 lumber sticks.1 x 6 lumber sticks.1 x 8 lumber sticks.1 x 10 lumber sticks.1 x 12 lumber sticks.2 x 4 lumber sticks.2 x 6 lumber sticks.2 x 8 lumber sticks.2 x 10 lumber sticks.2 x 12 lumber sticks.Now, in the question, we are dealing with 1x2 stick of lumber and a 2x4 stick of lumber. From general cutting standards in most workshops, the actual sizes are respectively;
Actual size of 1 x 2 stick of lumber = ³/₄'' × 3¹/₂''
Actual size of 2 x 4 stick of lumber = 1¹/₂'' × 3¹/₂''
Now, for a sheet of plywood, the standard size of a sheet of plywood is 4' × 8'.
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_____________ processes are actions that create physical solutions to problems.
a
Production Processes
b
Medical Processes
c
Agricultural Processes
d
Communication Process
Answer:
yes answer d is correct
Communication Process are actions that create physical solutions to problems. The correct option is d.
What is Communication Process?Human existence and organisational survival both depend on effective communication. It is a process of generating and disseminating thoughts, facts, opinions, and sentiments from one place, individual, or group to another. The Management function of Directing depends on effective communication.
The sending party, message encoding, channel selection, message receipt by the recipient, and message decoding are all aspects of the communication process.
Feedback is when the recipient communicates something back to the original sender. These procedures are actions that result in tangible fixes for issues.
Thus, the correct option is d.
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I will rate 5 stars/brainliest if you help me!!! A company produces A, B, and C and can sell these products in unlimited quantities at the following unit prices: A, $10; B, $56; C, $100. Producing a unit of A requires 1 hour of labor; a unit of B, 2 hours of labor plus 2 units of A; and a unit of C, 3 hours of labor plus 1 unit of B. Any A that is used to produce B cannot be sold. Similarly, any B that is used to produce C cannot be sold. A total of 40 hours of labor are available. Formulate an LP to maximize the company’s revenues. (Please solve the LP with Lindo or Excel).
Answer: 0
Explanation: i need to add it up to get what u want
Help me please! Thank you so much!
Sorry sir i don't know the answer
14. The top plate of the bearing partition
I
a. laps the plate of the exterior wall.
b. is a single member.
c. butts the top plate of the exterior wall.
d. is applied after the ceiling joists are
installed.
Answer:
d. is applied after the ceiling joists are
installed.
THE MASS FOR OBJECT 1 is 107.01 grams what is the objects force in Newton’s answer please
Given that,
Mass of the object 1, m = 107.01 grams
To find,
Force on the object.
Solution,
The force acting on the object is gravitational force. The force is given by the formula as follow :
F = mg
g is acceleration due to gravity
F = 0.10701 kg × 9.8 m/s²
F = 1.048 N
So, the force acting on object 1 is 1.048 N.
Which is not one of the primary characteristic of unit testing:
Answer:
Unit testing is a software development process in which the smallest testable parts of an application, called units, are individually and independently scrutinized for proper operation. This testing methodology is done during the development process by the software developers and sometimes QA staff. The main objective of unit testing is to isolate written code to test and determine if it works as intended.
Unit testing is an important step in the development process, because if done correctly, it can help detect early flaws in code which may be more difficult to find in later testing stages.
Unit testing is a component of test-driven development (TDD), a pragmatic methodology that takes a meticulous approach to building a product by means of continual testing and revision. This testing method is also the first level of software testing, which is performed before other testing methods such as integration testing. Unit tests are typically isolated to ensure a unit does not rely on any external code or functions. Testing can be done manually but is often automated. It might be helpful