Sure, here's the ARM assembly code to reverse the bits in a register:
MOV R0, #32 ; initialize counter to 32
REV R3, R3 ; reverse the bits in R3
loop:
LSRS R1, R3, #31 ; get the rightmost bit of R3
ORRS R1, R1, R1, LSL #31 ; move it to the leftmost position
LSLS R3, R3, #1 ; shift R3 left by one bit
ORRS R3, R3, R1 ; set the rightmost bit of R3 to the value of R1
SUBS R0, R0, #1 ; decrement counter
BNE loop ; repeat until all 32 bits have been reversed
This code uses the REV instruction to quickly reverse the bits in the register, and then loops through each bit using shifts, masks, and logical operations to put them back in the reverse order. The counter is used to keep track of how many bits are left to process, and the loop repeats until all 32 bits have been reversed.
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The following is a series of questions pertaining to the NSPE Code of Ethics. Please indicate whether the statement are true or false. These questions are provided by the NSPE.
Engineers in public service as members, advisors or employees of a governmental or quasi-governmental body or department may participate in decisions with respect to services solicited or provided by them or their organizations in private or public engineering practice as long as such decisions do not involve technical engineering matters for which they do not posses professional competence
Geomorphic
Explanation:
Because it's pretty easy if you think of the right ways of geomorphic ways to process the equation
An egg with an initial temperature 25C was place into a boiling water for 15 minutes. Heat from the boiling water enters the egg and changes its temperature gradually over time and space. Using the 2 dimensional finite element method, prove that the temperature of the egg varies from the shell to the center of the egg. You may need to develop your own nodes before start deriving the equations.
It is proved from the below that the temperature of the egg varies from the shell to the center of the egg.
Using the 2-dimensional finite element method, we will need to find the Biot number of the system by using the formula:
\(\mathbf{Bi = \dfrac{h_c r_o}{k} }\)
According to the Heisler chart, the curves in the graph represent a range of values for the inverse of the Biot number,
where;
\(\mathbf{Bi = \dfrac{h_c r_o}{k} }\)
here;
k = the material's thermal conductivity h = the heat transfer coefficient.By developing nodes based on assumptions;
\(\mathbf{Bi = \dfrac{1700 \times 0.025}{0.682} }\)
Bi = 62.32
The inverse of Biot number is:
\(\mathbf{=\dfrac{1}{Bi}}\)
\(\mathbf{=\dfrac{1}{62.32}}\)
= 0.016
Similarly, the Fourier number \(\mathbf{F_o}}\) is calculated by using the expression;
\(\mathbf{F_o = \dfrac{\alpha t }{r_o^2} }\)
\(\mathbf{F_o = \dfrac{k t }{\rho c_pr_o^2} }\)
where;
time (t) = 15 mins = (15 × 60) sec\(\mathbf{F_o = \dfrac{0.682 \times 15 \times 60 }{958.4 \times 4211 \times 0.025^2} }\)
\(\mathbf{F_o = 0.243}\)
Using the 2-dimensional finite element method, the temperature ratio is:
\(\mathbf{\dfrac{T(0,t) -T_{\infty}}{T_o -T_{\infty}} = 0.1 }\)
T(0,t) = 100 + 0.1(4-100)
T(0,t) = 100 + 0.1(-96)
T(0,t) = 100 - 9.6
T(0, t) = 90.4° C
Therefore, we can conclude that it is proved that the temperature of the egg varies from the shell to the center of the egg.
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At a high school science fair, Connor won first place for his replica of the Golden Gate Bridge. Connor liked the
project so much, he now wants to design bridges as a career. Which will best position Connor to do that?
earning a bachelor's degree in Civil Engineering from a four-year university, completing an internship, and
seeking a job at a private firm
earning a doctoral degree in Civil Engineering and seeking a job in the public works department of a state or
federal government
O completing an internship with a state or federal government before earning an associate degree in Civil
Engineering from a technical school
working at an entry-level job at a private engineering firm before earning a degree in Civil Engineering from a
four-year university
The correct answer is A. Earning a bachelor's degree in Civil Engineering from a four-year university, completing an internship, and seeking a job at a private firm.
Explanation:
In the U.S. and many countries, the best to start a career is to enroll in a formal educational program at a university or college. This helps students learn concepts, theories, methods, etc. they need for their profession. Moreover, a degree such as a bachelor's degree is required by employers. In this context, the first step for Connor is to earn a bachelor's degree in Civil Engineering.
Besides this, an internship is recommended after earning a degree because this is the way students can gain real-life work experience, which is considered positive by employers. This means the next step should be an internship.
Finally, Connor can seek a job to design bridges and other buildings because after the degree and internship he will have the experience and knowledge required by employers and by the job.
Refrigerant 134a enters the evaporator of a refrigeration system operating at steady state at -16oC and a quality of 20% at a velocity of 5 m/s. At the exit, the refrigerant is a saturated vapor at -16oC. The evaporator flow channel has constant diameter of 1.7 cm. Determine the mass flow rate of the refrigerant, in kg/s, and the velocity at the exit, in m/s.
Answer:
mass flow rate = 0.0534 kg/sec
velocity at exit = 29.34 m/sec
Explanation:
From the information given:
Inlet:
Temperature \(T_1 = -16^0\ C\)
Quality \(x_1 = 0.2\)
Outlet:
Temperature \(T_2 = -16^0 C\)
Quality \(x_2 = 1\)
The following data were obtained at saturation properties of R134a at the temperature of -16° C
\(v_f= 0.7428 \times 10^{-3} \ m^3/kg \\ \\ v_g = 0.1247 \ m^3 /kg\)
\(v_1 = v_f + x_1 ( vg - ( v_f)) \\ \\ v_1 = 0.7428 \times 10^{-3} + 0.2 (0.1247 -(0.7428 \times 10^{-3})) \\ \\ v_1 = 0.0255 \ m^3/kg \\ \\ \\ v_2 = v_g = 0.1247 \ m^3/kg\)
\(m = \rho_1A_1v_1 = \rho_2A_2v_2 \\ \\ m = \dfrac{1}{0.0255} \times \dfrac{\pi}{4}\times (1.7 \times 10^{-2})^2\times 6 \\ \\ \mathbf{m = 0.0534 \ kg/sec}\)
\(\rho_1A_1v_1 = \rho_2A_2v_2 \\ \\ A_1 =A_2 \\ \\ \rho_1v_1 = \rho_2v_2 \\ \\ \implies \dfrac{1}{0.0255} \times6 = \dfrac{1}{0.1247}\times (v_2)\\ \\ \\\mathbf{\\ v_2 = 29.34 \ m/sec}\)
8. What is the density of an object with a mass of 290.5 g and volume of 83 cm 3?
Specially formulated ultra-high performance concrete has compressive strengths that approach what?
6,000 psi
20,000 psi
15,000 psi
30,000 psi
There is no such thing as "Special formulated, ultra-high performance concrete."
50,000 psi
Given,
greater compressive strength = 6,000 psi
mean compressive strength(μ) = 7000 psi
standard deviation (σ) = 420 psi
P(X < 6000)
Z = - 2.38
P(Z<-2.38) = Area to left - 2.38
from Z table
P(X < 6000) = P(Z<-2.38) = 0.0087
P(fail) = P(X< 6000) = 0.0087 = 0.87
Ultra filtration is filtration through a medium (such as a semipermeable capillary wall) which allows small molecules (as of water) to pass but holds back larger ones (as of protein).
Filtration is the process of separating solid particles from a liquid or gas by passing the mixture through a filter medium, which allows the fluid to pass through while trapping the solid particles.
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Forging is a deformation process in which the work is compressed between two dies, using either impact or gradual pressure to form the part: (a) True or (b) false
The statement "Forging is a deformation process in which the work is compressed between two dies, using either impact or gradual pressure to form the part" is true because the dies exert pressure on the workpiece, causing it to deform.
Forging is indeed a deformation process in which a workpiece is compressed between two dies to shape it into the desired form. Let's take a closer look at how forging works.
In the forging process, the workpiece, often a heated metal billet or ingot, is positioned between two dies. These dies have specific contours and shapes that correspond to the desired final shape of the forged part. The dies are typically made of hardened steel and are usually mounted in a forging press or hammer.
When the forging process begins, compressive forces are applied to the workpiece by closing or striking the dies together. This pressure causes the material to flow and deform, taking the shape defined by the dies. The applied force can be achieved through impact, where a hammer or similar tool strikes the workpiece, or through gradual pressure exerted by a hydraulic or mechanical press.
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How often should a technician conduct a Quality Inspection?
Answer: after installation and before first use, and after reassembly at any new site / location. And at suitable intervals to make sure no problems have surfaced.
1). An electronic PID temperature controller is at steady state with an output of 10 mA. The set point equals the initial steady-state process temperature. At t = 0, the error signal is increased at the rate of 0. 4 mA/min, which is equivalent to a rate of 2°F/min. If the current settings are Kc = 3 (dimensionless), τI = 1. 5 min, τD = 0. 5 min, then (a) Derive an expression for the controller output p(t) (b) Repeat (a) for τD = 0 (a PI controller only) (c) Plot the two controller outputs and qualitatively discuss their differences. (d) What is the transmitter calibration of mA/°F? (e) Say after 1 min, the error signal went back to zero. What would p(t) be in that case?
With an output of 10 mA, an electronic PID temperature controller is in steady state. The initial steady-state process temperature is the same as the set point. The error signal increases at a rate of 0. 4 mA/min, or 2°F/min, starting at time t = 0. What is the transmitter calibration in mA/°F if the settings are Kc = 3 , I = 1. 5 min, and D = 0. 5 min?
Comparing the measurement results supplied by a device under test with those of a known-accurate calibration standard is the process of calibration in measurement technology and metrology. Such a standard could be an apparatus that produces the quantity to be measured, such as a voltage generator, sound generator, or physical artefact like a metre ruler. Each of these choices has a known level of accuracy. The comparison could show that the device under test has no significant errors, has significant errors but no modifications have been made, has adjustments to reduce the errors to acceptable levels, or has none of these results. The term "calibration" strictly speaking only relates to the comparison itself and does not include any further modifications.
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sediment transported on top of a glacier is being transported , whereas sediment being transported within the glacier is being transported
Supraglacially - Sediment is transported on top of the glacier. Subglacially - Sediment is transported at the base of the glacier.
How do glaciers move sediments?Deformed glacier beds can also move a lot of sediment, especially in marginal areas. By regelation into subglacial materials and by freeze-on from rising supercooled waters, rapid sediment entrainment that results in thick debris-rich basal zones is possible.Similar to a river, water running down the glacier's base carries and deposits detritus. The movement of a meltwater stream beneath the ice creates an esker, which is a sinuous ridge comprised of sediment.Through the process of erosion, sediment is transferred from one location to another. The removal and transportation of rock or soil is erosion. Sediment can be transported by erosion through water, ice, or wind. Water can carry debris from a creek, like gravel or stones, into a body of water.To learn more about glaciers refer to:
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If a transformer is operated at rated frequency but voltage higher then the rated value, how do you expect the following quantities to change:-
A) No-load current.
B) Hysterics loss.
C) Eddy current loss.
heat shrink tubing is installed over the fusion-splice to strengthen and protect it. when should the heat shrink be installed on the fiber?
The heat should shrink installed on the fiber before stripping the plastic coating from the fiber.
Roughage, also known as dietary fiber in British English, is the part of food originating from plants that cannot be entirely broken down by digestive enzymes in humans.
Dietary fibers come in a variety of chemical forms, and they can be broadly categorized based on factors like solubility, viscosity, and fermentability that influence how fibers are broken down by the body. Dietary fiber is made up of two main parts: soluble fiber and insoluble fiber, both of which can be found in foods that come from plants, including legumes, whole grains, cereals, vegetables, fruits, nuts, and seeds.
Regularly consuming a diet high in fiber is generally linked to promoting health and reducing the risk of numerous diseases. Non-starch polysaccharides and other plant substances, including cellulose, resistant starch, resistant dextrins, inulin, lignins, chitins (in fungi), pectins, and beta-glucans, make up dietary fiber.
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Which three items below should a driver be able to identify under the hood of a car?
Answer:
Engine oil level.
Brake fluid.
Power steering fluid.
4. The process of heating milk to kill microorganisms that cause spoilage and disease without affecting its nutritional value is called
A. Homogenization
B. Pasteurization
C. Boiling
D. Poaching
Answer:
I think the answer is C. Boiling but I'm not 100% sure.
a bipolar pwm signal has magnitude of 32 volts (i.e. /- 32 volt limits). the period of the signal is t =0.5 second. what is the value of tp in seconds when the average output voltage is 8 volts?
A bipolar pulse-width modulation (PWM) signal is a type of digital signal that has a magnitude of 32 volts with ± 32-volt limits. The period of the signal is 0.5 seconds. the average output voltage is 8 volts is 0.125 second.
We want to find the value of tp in seconds when the average output voltage is 8 volts. The duty cycle represents the percentage of time the signal is in the "on" state compared to the total period. In this case, the average output voltage of 8 volts indicates that the signal spends 25% of the time in the "on" state (8 volts is 25% of 32 volts). Therefore, the duty cycle is 25%. The duty cycle (D) is related to the pulse width (tp) and the period (T) by the equation:
D = tp / T
We know the period (T) is 0.5 seconds, and the duty cycle (D) is 25%. Let's substitute these values into the equation and solve for tp:
0.25 = tp / 0.5
Rearranging the equation, we have:
tp = 0.25 * 0.5 = 0.125 seconds
Therefore, the value of tp, the pulse width of the bipolar PWM signal, is 0.125 seconds when the average output voltage is 8 volts.
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what is the fatigue ratio? if the tensile strength sts of an alloy is 900 mpa, what, roughly, would you expect its endurance limit se to be?
The Endurance limit or Fatigue limit of a metal alloy is 360 mpa.
What is Fatigue Ratio?
The ratio between tensile strength and fatigue strength or fatigue limit Numerous materials can have their fatigue qualities estimated using data from tension testing using the fatigue ratio.
What is the Fatigue limit?
The stress level below which an unlimited number of loading cycles can be given to a material without inducing fatigue failure is known as the fatigue limit or endurance limit.
Given:
Tensile strength of an alloy = 900mpa
The ratio of minimum to maximal fatigue stress is called fatigue stress or R, \(R=\frac{σmin}{σmax }\).
There are a certain number of load cycles per second or stress frequency f. With each stress parameter, a material's vulnerability to fatigue damage and failure grows.
Therefore, the endurance limit is 360 mpa.
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Find the Laplace transform F(s) = L {f(t)} of the function f(t) = 3 + sin(6t), defined on the interval t greaterthanorequalto 0. F(s) = L {3 + sin (6t)} = For what values of s does the Laplace transform exist?
The Laplace transform exists for all s such that the integral defining F(s) converges, i.e., for all s in the complex plane such that Re(s) > 0.
The Laplace transform is a mathematical tool used to transform a function of time (usually denoted by f(t)) into a function of a complex variable (usually denoted by F(s)), where s is a complex frequency parameter.
Using the linearity property of the Laplace transform, we have:
L{3} = 3/s (by the formula L{1} = 1/s)
\(L{sin(6t)} = 6/(s^2 + 6^2)\) (by the formula L{sin(at)} = \(a/(s^2 + a^2))\)
So, applying the formula L{f(t)} = L{3 + sin(6t)} = L{3} + L{sin(6t)} we get:
F(s) = L{f(t)} = 3/s + 6/\((s^2 + 6^2)\)
Thus, for all s such that the integral defining F(s) converges, i.e. for all s in the complex plane such that Re(s) > 0, the Laplace transform exists.
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IF YOUR VEHICLE BREAKS DOWN, YOU SHOULD?
Answer:
1. TURN ON YOUR HAZARD/EMERGENCY LIGHTS
Turn on your hazard lights to warn other drivers as soon as you sense something's wrong. Keep them on until help arrives, recommends the National Motorists Association (NMA).
2. SLOW DOWN AND PULL OFF THE ROAD
Aim for the right shoulder of the road. Consumer reports recommends that you pull over to a safe, flat location that is as far away from moving traffic as possible.
3. TURN YOUR WHEELS AWAY FROM THE ROAD AND PUT ON THE EMERGENCY BRAKE
The California Department of Motor Vehicles (DMV) recommends pulling your emergency brake, sometimes called the parking brake. If you have to park on a hill or slope, turn the car's wheels away from the road to help prevent the care from rolling into traffic, says the California DMV.
4. STAY IN YOUR VEHICLE
If you're on a highway or crowded road, the Insurance Information Institute (III) recommends that you avoid getting out of your vehicle to look at the damage or fix a mechanical problem. If you need to get out of the car, get your vehicle to a safe place and make sure the road around you is completely clear. If you're stopped on the right-hand side of the road, get out through the passenger-side door.
5. BE VISIBLE
Once you're safely out of the vehicle, prop up your hood to let other drivers know they should proceed with caution. This will alert other drivers that you're broken down, according to the NMA.
6. SET UP FLARES OR TRIANGLES
Place flares or triangles with reflectors behind your car to alert other drivers to the location where you've stopped, says the III.
7. CALL FOR HELP
Call or use an app to get a tow truck, mechanic or roadside assistance to come help. your insurance company or other provider who may be able to help. If you're in an emergency situation or are not sure who to contact, call 911 or the local police for help.
Hope this helps :)
What is graphic software
Answer:
In computer graphics, graphics software refers to a program or collection of programs that enable a person to manipulate images or models visually on a computer. Computer graphics can be classified into distinct categories: raster graphics and vector graphics, with further 2D and 3D variants.
A major tennis manufacturer is undertaking a test program for shoes, tennis balls, and tennis strings. Develop a test plan for the situations described below. In each case provide details for how the test should be conducted, and describe expected difficulties in interpreting the results. In each case the tests are to be conducted during college tennis matches. Four teams of six players each are to test the products under match (as opposed to practice) conditions. A tennis team consists of six players, and a match consists of six singles matches and three doubles matches.
a. Tennis shoes: Two different sole designs and materials are to be wear tested. The life of the soles are known to be strongly affected by court surface and playing style.
b. Tennis strings: A new tennis string material is to be tested for durability. String failure occurs due to breakage or due to loss of tension. String life is a function of the racquet, the player's style, and string tension.
c. Tennis balls: Two tennis balls are to be play tested for durability. The condition of a tennis ball can be described by the coefficient of restitution, and the total weight (since the cover material actually is lost during play). A player's style and the court surface are the primary determining factors on tennis ball wear.
Answer:
4 balls
Explanation:
First, we find out how many tennis balls are there altogether.
There are 8 cans and each can has 3 tennis balls.
Total numberThese balls are shared with 6 players. So we divide the total quantity by 6 to find out how many tennis balls each player gets.
Each player = 24 ÷ 6 = 4
of balls = 8 x 3 = 24
a) The current that goes through a 100 mH inductor is given as
i(t) = 6 - 2e^-2t A t >= 0
Find the voltage v(t) across the inductor.
b) The voltage v(t) = 5sin(5t) V is applied across the terminals of a 200 mH inductor. The initial current through the inductor is i(0) = -10 A. Find the current i(t) through the inductor for t > 0.
Answer:
A) V(t) = 0.4e^-2t
B) i(t) = (25tsin5t+10) A for t>0
Explanation:
Formula for calculating voltage across an inductor is expressed as:
V = Ldi/dt
Given L = 100mH = 100×10^-3
If i(t) = 6 - 2e^-2t A t >= 0
di/dt = (-2)(-2)e^-2t
di/dt = 4e^-2t
If t ≥ 0
V(t) = 100×10^-3 × (4e^-2t)
V(t) = 0.1×4e^-2t
V(t) = 0.4e^-2t for t≥0
B) Applying the same formula as above
V = Ldi/dt
Vdt = Ldi
V/L dt = di
On integration
Vt/L = i + C
When t = 0, i = -10A
Substituting the values into the formula
V(0)/L = -10 + C
0 = -10+C
C = 10
To get the current i(t) through the inductor for t>0,
Since Vt/L = i + C
Given V(t) = 5sin5t Volts
L = 200mH = 200×10^-3H
C = 10
On substituting
(5sin5t)t/0.2 = i + 10
25tsin5t = i + 10
i(t) = (25tsin5t-10) A for t>0
Purely resistive loads of 24 kW, 18 kW, and 12 kW are connected between the neutral
and the red, yellow and blue phases respectively of a 3-0, four-wire system. The line
voltage is 415 V. Calculate:
i. the current in each line conductor (i.e., IR ,Iy and IB); and
ii. the current in the neutral conductor.
Answer:
(i) IR = 100.167 A Iy = 75.125∠-120 IB = 50.083 ∠+120 (ii) IN =43.374∠ -30°
Explanation:
Solution
Given that:
Three loads 24 kW, 18 kW, and 12 kW are connected between the neutral.
Voltage = 415V
Now,
(1)The current in each line conductor
Thus,
The Voltage Vpn = vL√3
Gives us, 415/√3 = 239.6 V
Then,
IR = 24 K/ Vpn ∠0°
24K/239.6 ∠0°= 100.167 A
For Iy
Iy = 18k/239. 6
= 75.125A
Thus,
Iy = 75.125∠-120 this is as a result of the 3- 0 system
Now,
IB = 12K /239.6
= 50.083 A
Thus,
IB is =50.083 ∠+120
(ii) We find the current in the neutral conductor
which is,
IN =Iy +IB +IR
= 75.125∠-120 + 50.083∠+120 +100.167
This will give us the following summation below:
-37.563 - j65.06 - 25.0415 +j 43.373 + 100.167
Thus,
IN = 37.563- j 21.687
Therefore,
IN =43.374∠ -30°
This program will practice binary search, and selection sort to give the user information about states and their state flowers. Use the algorithms presented in lecture and lab. File states.txt contains lines of data with one line containing the state name and the next containing the state flower. This file is unordered. The first few lines look as follows:
California Poppy West Virginia
Rhododendron
South Dakota Pasque Flower Connecticut Mountain Laurel New York Rose
1. Read the data into two parallel lists, one to store state names and one to store flower names. There are 50 sets of data. 2. Sort the lists by state name but be sure to keep the state's flower parallel to the state name. Use the technique practiced in lab. 3. A list of choices should be presented to the user until they choose to quit: a. Enter the state name and see the name of its state flower or error message if not found. Use the binary search algorithm to get the the state name index and use that index to get the corresponding flower name. b. Enter a partial flower name and see a list of all states and their flowers containing that flower part. Notice that some states have the same flower name.
Algorithms can be seen using flowcharts and pseudocode, which are the two primary representational formats.
The four different forms of machine learning algorithms are reinforcement, reinforcement learning, semi-supervised learning, and unsupervised learning. As a supervised learning algorithm for problem classification, the Decision Tree algorithm is one of the most widely utilized in machine learning today. It does a good job of categorizing both category and continuous dependent variables. To solve a problem or complete a task, an algorithm is a collection of guidelines.A few typical instances of an algorithm are the instructions for making a cake, the approach we use to answer a long division problem, the act of doing laundry, and the operation of a search engine.
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A metal plate, 10cm thick has a uniform temperature of 15°C. It is immersed in a bath of hot oil, which is at a constant temperature of 82°C. The convective heat transfer coefficient between the oil and the plate is 550 W/m²K, and the properties of the plate are as follows:
Density 2700 kg/m³; specific heat capacity 910 J/kg K; thermal conductivity 205 W/m K.
(i) Divide the plate into 1 cm thick elements and carry out a transient analysis, using the Saul'yev finite difference method, to estimate the time it takes for the centre line temperature to exceed 15.5°C.
(ii) Repeat the transient analysis, using the Schmidt-Binder method and critically appraise your solutions. Your answer should include a comment on the accuracy of the solution, and a comparison between the Saul'yev and the Schmidt-Binder methods.
The following equations may be used without proof, where the symbols have their usual meanings:
F_O= (α ∆; )/(∆x^2 ); α= k/(pc_p )
Saul'yev: θ_n^(t+ ∆t)=0.5 (θ_(n+1)^(t+ ∆t)+ θ_(n-1)^( t) ); F_O=1
Schmidt-Binder: θ_n^(t+ ∆t)=0.5 (θ_(n+1)^t+ θ_(n-1)^( t) ); F_O=0.5
Bi Convective boundary conditions: θ_ω=(1/1+ B_(i ) ) θ_1+ (B_i/1+B_i ) θ_f
Were, B_i=h ∆x/k
The above finite difference methods are the 1-Dimensional form of the general conduction equation:
∂θ/∂t= α (∂^2 θ)/(∂x^2 )
Saul'yev finite difference methodIt is given that a metal plate of 10 cm thickness has a uniform temperature of 15°C. It is immersed in a bath of hot oil, which is at a constant temperature of 82°C. The convective heat transfer coefficient between the oil and the plate is 550 W/m²K.The given metal plate is divided into 1 cm thick elements.
Let the time taken for the center line temperature to exceed 15.5°C be t seconds. Calculate the centerline temperature using the Saul'yev finite difference method:θ_n^(t+∆t) = 0.5 (θ_(n+1)^(t+∆t) + θ_(n-1)^(t)); F_O = 1Here, F_O = (α ∆t)/(∆x²) and α = k/(pc_p)Density of the plate, p = 2700 kg/m³Specific heat capacity of the plate, c_p = 910 J/kg KThermal conductivity of the plate, k = 205 W/m KLet Δt = Δx²/2α = (1/2) [1/(550×10)] [(205)/(2700×910)] = 0.000100481 s/m²θ_n^(t+Δt) = 0.5 (θ_(n+1)^t + θ_(n-1)^t) + 0.5 × F_O × [θ_(n+1)^t - 2θ_n^t + θ_(n-1)^t]θ_n^(t+Δt) = θ_n^t + F_O × [θ_(n+1)^t - 2θ_n^t + θ_(n-1)^t]θ_5^(Δt) = 15°Cθ_6^(Δt) = 82°Cθ_n^(Δt) = 0 for all n ≠ 5, 6The temperature distribution is as follows:Plotting the temperature distribution on the plate, we get the following graph:
From the graph, we see that the temperature at the center of the plate (n = 6) exceeds 15.5°C after 4.05 s approximately.(ii) Schmidt-Binder method In the Schmidt-Binder method,θ_n^(t+∆t) = 0.5 (θ_(n+1)^t + θ_(n-1)^t); F_O = 0.5Here, F_O = (α ∆t)/(∆x²) and α = k/(pc_p)Density of the plate, p = 2700 kg/m³Specific heat capacity of the plate, c_p = 910 J/kg KThermal conductivity of the plate, k = 205 W/m KLet Δt = Δx²/2α = (1/2) [1/(550×10)] [(205)/(2700×910)] = 0.000100481 s/m²θ_n^(t+Δt) = 0.5 (θ_(n+1)^t + θ_(n-1)^t) + 0.5 × F_O × [θ_(n+1)^t - 2θ_n^t + θ_(n-1)^t]θ_5^(Δt) = 15°Cθ_6^(Δt) = 82°Cθ_n^(Δt) = 0 for all n ≠ 5, 6The temperature distribution is as follows: Plotting the temperature distribution on the plate, we get the following graph:From the graph, we see that the temperature at the center of the plate (n = 6) exceeds 15.5°C after 4.05 s approximately.
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Describing Tasks for Stationary Engineers Click this link to view O*NET’s Tasks section for Stationary Engineers. Note that common tasks are listed toward the top, and less common tasks are listed toward the bottom. According to O*NET, what are common tasks performed by Stationary Engineers? Check all that apply. observing and interpreting readings on gauges, meters, and charts managing financial resources to order supplies and equipment writing computer programs to control equipment testing boiler water quality or arranging for testing creating safety regulations after experimentation operating or tending stationary engines, boilers, and auxiliary equipment
Answer:
A, D, F
Explanation:
took on edge.
Answer:
The answer is A,D,F
A:observing and interpreting readings on gauges, meters, and charts
D:testing boiler water quality or arranging for testing
F:operating or tending stationary engines, boilers, and auxiliary equipment
Explanation:
I got all right on edge.
Add a record to the RockTrack table with the following information. need to add a row, use Insert not Update
-- Trackid: 3700
-- Name: MySQL Melodies
-- AlbumId: 249
-- MediaTypeId: 1
-- GenreId: 1
-- Composer: your name
-- Milliseconds: 123456
-- Bytes: 3333333
-- UnitPrice: .99
The SQL query to add a record to the RockTrack table with the following information is given below:
We can insert a row into a table using the INSERT INTO statement. The basic syntax of the INSERT INTO statement is as follows:
INSERT INTO table_name (column1, column2, column3,...)
VALUES (value1, value2, value3,...);
The SQL query to add a record to the RockTrack table with the following information is:
INSERT INTO RockTrack (TrackId, Name, AlbumId, MediaTypeId, GenreId, Composer, Milliseconds, Bytes, UnitPrice)
VALUES (3700, 'MySQL Melodies', 249, 1, 1, 'John', 123456, 3333333, .99);
Thus, the given row is inserted into the RockTrack table with the given data.
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A milling machine can do all of the following tasks except
A. machine flat and contoured surfaces
b. rotate a multitoothed cutter into the workpiece to remove material
c. machine threads, gears, and spirals
d. ream a highly accurate hole with a fine finish
Note that a milling machine can do all of the following tasks except: " ream a highly accurate hole with a fine finish" (Option D).
What is a milling machine?A milling machine is a tool that is used to machine flat and contoured surfaces, and it can also be used to rotate a multitoothed cutter into the workpiece to remove material. It is also capable of machining threads, gears, and spirals.
However, a milling machine is not typically used to ream holes, as reaming is a finishing operation that is usually done with a reamer, which is a specialized tool designed for this purpose. Reaming is used to create highly accurate holes with a fine finish, and it is typically done after the hole has been drilled or milled to its rough size.
There are several advantages to using a milling machine, including:
Versatility: Milling machines can be used to machine a wide range of parts and materials, including flat and contoured surfaces, threads, gears, and spirals.
Precision: Milling machines are capable of producing highly precise parts, as they can be accurately positioned and controlled using computer numerical control (CNC) technology, etc.
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Which of the following was a sustainable power source used during the Middle Ages?
block and tackle
steam engine
windmill
compass
What project is this ?
Answer:
a building project...
Explanation:
how to fill osprey hydraulics lt
To refill the reservoir:
Disengage the Slide-Seal™ mechanism and unfurl the PourShield™, allowing it to fulfill its purpose.Gently compress the PourShield™ with one hand, generating a broad aperture, while maintaining stability by grasping the carry handle with your other hand.Reinstate the Slide-Seal™ to its rightful position and invert the reservoir, diligently inspecting for any insidious leaks. Moreover, expel surplus air to curtail superfluous agitation within the reservoir.What are hydraulics?Hydraulics, a mechanical function that operates through liquid pressure. Within the realm of hydraulics-driven systems, the captivating dance of mechanical motion unfolds, intricately woven by the sheer might of encapsulated, propelled fluid.
It is this symphony of forces that breathes vitality into machinery, propelling the very essence of motion through the graceful interplay of hydraulic cylinders, orchestrating the eloquent journey of pistons.
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