If a Parallel-in/Serial-out (PISO) shift register is loaded initially with 1100 then after two clock pulses with a serial input of low, the PISO shift register will contain 0011.
A Parallel-in/Serial-out (PISO) shift register is a type of shift register where data is loaded in parallel and shifted out serially. In this case, the PISO shift register is initially loaded with the value 1100, and the serial input is low. Let's analyze the register's contents after two clock pulses:
Clock 1:
During the first clock pulse, the contents of the register will shift one position to the right, and the new value at the serial input will be loaded into the leftmost position. Since the serial input is low, the leftmost bit will become 0. Therefore, after the first clock pulse, the register will contain:
0110
Clock 2:
During the second clock pulse, the register will shift one position to the right again, and the new value at the serial input (which is still low) will be loaded into the leftmost position. Therefore, after the second clock pulse, the register will contain:
0011
So, after two clock pulses with low serial input, the register will contain the value 0011.
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assume that a pitot tube is inserted into the test-section flow of the wind tunnel in problem 3.4. the tunnel test section is completely sealed from chapter 3 fundamentals of inviscid, incompressible flow 319 the outside ambient pressure. calculate the pressure measured by the pitot tube, assuming the static pressure at the tunnel inlet is atmospheric.
The Pitot tube measures air velocity directly by means of a pressure transducer which generates an electrical signal which is proportional to the difference between the pressure generated by the total pressure and the still air (static pressure).
Fluid flow velocity is measured using a pitot tube (pitot probe; /pito/ PEE-toh). It was developed in the early 18th century by a French engineer named Henri Pitot. and changed into its current form by a French scientist named Henry Darcy in the middle of the 19th century. It is frequently employed to establish the airspeed of aircraft,[3] the waterspeed of boats, and the flow velocity of liquids, air, and gases in industry
P0 = P2 + 12 V2z = 8.77 x 104 + 12 (1.23)(147)2 = 1.01 x 103 N/m2 p1 - P2 = w H = 1.33 x 104 N/m2 (1.33 x 105)(0.1) = 1.33 x 104 N/m2 p2 = P1 - P1 - 1.33 x 104 = 1.01 x 105
Note: As the flow in the tunnel is pulled directly from the open ambient surroundings and since an inviscid flow has no losses between the intake and the test section, it makes logical that the total pressure in the test section would equal one atmosphere.
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rosbel or Janette lol baakkaaa
Answer:
t5g5gtttttttttttttttttttttttttttttttttttttttttttt
Explanation:gt555555555555555555555555555555555555555555555555
Answer:
dawbkjbjwwjhjfbfjewfaekfhawkjndwkja
Explanation: dum*as*
The injection molding department of a company that operates 24x7 uses an average of 34 gallons of special lubricant per day. The usage of lubricant is normally distributed with a standard deviation of 4.4 gallons per day and it takes 6.5 weeks for an order of lubricant to be delivered. If the largest service level is 73%, what is the reorder point?
The injection molding department of a company that operates 24x7 uses an average of 34 gallons of special lubricant per day. The usage of lubricant is normally distributed with a standard deviation of 4.4 gallons per day and it takes 6.5 weeks for an order of lubricant to be delivered. If the largest service level is 73% The reorder point for the injection molding department is approximately 1549.508 gallons.
To calculate the reorder point, we need to consider the lead time demand, which is the demand during the time it takes for a new order to be delivered.
Given that the injection molding department operates 24x7 and uses an average of 34 gallons of special lubricant per day, we can calculate the daily demand as 34 gallons.
Since the demand follows a normal distribution with a standard deviation of 4.4 gallons per day, we can use the Z-score formula to calculate the safety stock. The Z-score represents the number of standard deviations from the mean.
To determine the Z-score corresponding to a service level of 73%, we can use a Z-table or a statistical calculator. The Z-score for a 73% service level is approximately 0.57.
Next, we need to calculate the lead time demand. The lead time is given as 6.5 weeks, and since there are 7 days in a week, the lead time is equal to 6.5 x 7 = 45.5 days.
To calculate the lead time demand, we multiply the average daily demand by the lead time in days. Therefore, the lead time demand is 34 gallons/day x 45.5 days = 1547 gallons.
To calculate the reorder point, we add the lead time demand to the safety stock. The safety stock is given by the formula: Safety Stock = Z-score x standard deviation.
Using the given standard deviation of 4.4 gallons per day and the calculated Z-score of 0.57, the safety stock is 0.57 x 4.4 gallons/day = 2.508 gallons.
Finally, we can calculate the reorder point by adding the lead time demand to the safety stock: Reorder Point = Lead time demand + Safety stock.
Reorder Point = 1547 gallons + 2.508 gallons = 1549.508 gallons.
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when installing subfloor plywood or osb panels, which dimension of the panel needs to run perpendicular to the floor joist framing?
When installing subfloor plywood or OSB panels, the dimension of the panel needs to run perpendicular to the floor joist framing is the "Longer Dimension".
What is an OSB Panel?Oriented strand board (OSB) is a type of engineered wood that is similar to particle board in that it is made by applying adhesives and then compressing layers of wood strands in certain orientations. Armin Elmendorf created it in California in 1963.
Historically, the main advantage of OSB has been its lower production cost. It is rated comparable to plywood for most applications such as subflooring and wall sheathing. However, its effectiveness in damp regions is uncertain, as it is prone to retaining moisture, which can cause the board's edges to swell.
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When should a bimetal thermometer be calibrated?
Bimetal thermometers should be calibrated at least once a year or whenever readings are suspect.
Calibrating Bimetal Thermometers for Accurate ReadingsA bimetal thermometer should be calibrated at least once a year, or whenever readings are suspect. This is important because bimetal thermometers are made up of two strips of different metals that contract and expand in response to changes in temperature. Over time, the bimetallic strips can become misaligned, resulting in inaccurate temperature readings.
To ensure accuracy, bimetal thermometers need to be calibrated by a professional. During the calibration process, the thermometer is compared to a reference thermometer and adjusted accordingly to bring it back to its original accuracy.
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E10.15 The structural efficiency of foamed panels (Figure E10.11). Calculate the change in structural efficiency for both bending stiffness and strength when a solid flat panel of unit area and thickness t is foamed to give a foam panel of unit area and thickness h, at constant mass. The modulus E and strength Oy of foams scale with relative density p/Ps as 3/2 Eles and offe) Ofis where E, of and p are the modulus, strength and density of the foam and Es, ofs and pathose of the solid panel. Solid panel Foamed panel same mass and area Figure E10.11
The change in structural efficiency for both bending stiffness and strength when a solid flat panel of unit area and thickness t is foamed to give a foam panel of unit area and thickness h, at constant mass, can be calculated using (Offe*(p/Ps)^1/2)/(Ofs*(p/Ps)^1/2)
To calculate the change in structural efficiency for both bending stiffness and strength when a solid flat panel of unit area and thickness t is foamed to give a foam panel of unit area and thickness h, at constant mass, we need to use the given equation for the modulus E and strength Oy of foams which scale with relative density p/Ps as 3/2 Eles and offe) Ofis where E, of and p are the modulus, strength and density of the foam and Es, ofs and pathose of the solid panel.
First, let's consider the bending stiffness of the panels. The bending stiffness of a panel is proportional to its modulus of elasticity (E) and its moment of inertia (I). The moment of inertia is proportional to the thickness cubed (t^3) for a solid flat panel and (h^3) for a foamed panel. So, the bending stiffness of the solid flat panel is given by E*t^3 and the bending stiffness of the foamed panel is given by (3/2)*Eles*(p/Ps)*h^3.
Now, we can calculate the change in bending stiffness by dividing the bending stiffness of the foamed panel by the bending stiffness of the solid flat panel:
Change in bending stiffness = ((3/2)*Eles*(p/Ps)*h^3)/(E*t^3)
Next, let's consider the strength of the panels. The strength of a panel is proportional to its yield stress (Oy) and its cross-sectional area (A). The cross-sectional area is the same for both panels (unit area), so we only need to consider the yield stress. The yield stress is proportional to the relative density (p/Ps) to the power of 1/2 for both solid and foamed panels. So, the yield stress of the solid flat panel is given by Ofs*(p/Ps)^1/2 and the yield stress of the foamed panel is given by Offe*(p/Ps)^1/2.
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.
while on an ifr flight, a pilot emerges from a cloud to find himself within 300 feet of a helicopter. which of the following alternatives best illustrates the 'macho' reaction?
While on an IFR flight, a pilot emerges from a cloud to find himself within 300 feet of a helicopter. He flies a little closer, just to show him 'macho' reaction.
The term "IFR" refers to the set of regulations that apply to aircraft flying under IMC, or instrument meteorological conditions. Instrument flying, in its broadest sense, entails cloud-based flight. Weather that is "below the minimums prescribed for flying under Visual Flight Rules" is more specifically referred to as IMC.
Instrument flight is so named because the pilot exclusively uses the instruments in the cockpit to navigate. IMC (flying in the clouds) requires an instrument rating and an IFR flight plan.
Without any outside references, flying by instruments sounds risky, but with the right training, it's really safe. Training involves instruction in the use of navigational aids such VORs, ADF, and GPS, as well as instrument landing system approach flying (ILS).
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The number of fixture wires in a single conduit or tubing shall not exceed the percentage fill specified in _____.
a. 240.6
b. Table 250.66
c. Chapter 9, Table 1
d. Table 310.15(B)(16)
The number of fixture wires in a single conduit or tubing shall not exceed the percentage fill specified in 240.6.In this article, we are going to discuss the correct option for the given statement.
We will also see what the NEC code book says about it.The statement "The number of fixture wires in a single conduit or tubing shall not exceed the percentage fill specified in _____" refers to the National Electrical Code (NEC) 2020 Edition.
According to the NEC, the number of fixture wires in a single conduit or tubing shall not exceed the percentage fill specified in 240.6. This section of the code book explains the overcurrent protection for conductors and includes conductor properties, sizing, and overcurrent protective device (OCPD) requirements.
If the wire is for one of the fixture branch circuits, the wire counts as two wires. Section 240.6(A) outlines the maximum number of conductors in raceways or cable for overcurrent protection. The number of conductors in any raceway or tubing shall not exceed the following:Table 1 of Chapter 9 provides conductor ampacity for any kind of wire and insulation.
Table 310.15(B)(16) provides temperature and ampacity corrections for wires at different temperatures. This table includes columnar information such as wire size, temperature rating, insulation type, and ambient temperature. Hence, the correct option is a. 240.6.
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Define the coefficient of determination and discuss the impact you would expect it to have on your engineering decision-making based on whether it has a high or low value. What do high and low values tell you
Answer and Explanation:
The coefficient of determination also called "goodness of fit" or R-squared(R²) is used in statistical measurements to understand the relationship between two variables such that changes in one variable affects the other. The level of relationship or the degree to which one affects the other is measured by 0 to 1 whereby 0 means no relationship at all and 1 means one totally affects the other while figures in between such 0.40 would mean one variable affects 40% of the other variable.
In making a decision as an engineer while using the coefficient of determination, one would try to understand the relationship between variables under consideration and make decisions based on figures obtained from calculating coefficient of determination. In other words when there is a 0 coefficient then there is no relationship between variables and an engineer would make his decisions with this in mind and vice versa.
What braking system would be the most unsafe for a car going over 200mph?
Answer:
Deactivated Anti-Lock Braking System
Explanation:
Well this actually depends on the vehicles braking function
I'd say in this case not sure if ABS coz it prevents the vehicle from slipping while braking...
On the otherside ESP is inportant for it stability
what is avagadros law
Answer:
Avogadro's law is a gas law which states that the total number of atoms or molecules of a gas (representing the amount of gaseous substance) is directly proportional to the volume that the gas occupies at constant temperature and pressure.
; How do engineers make a difference in the world and with proof ?
3. What type of thinking are you
engaging in when you ask about the
pay and benefits of a job you are
considering?
a) constructive
b) associative
c) critical
d) creative
The type of thinking are you engaging in when you ask about the pay and benefits of a job you are considering is known as constructive. Thus, the correct option for this question is A.
What are the different types of thinking?The different types of thinking may include convergent or analytical thinking, divergent thinking, critical thinking, and creative thinking. Each of these types has specific attributes and a set of functions in order to make a specific criterion for individuals.
Constructive Thinking refers to a set of cognitive productive and counterproductive automatic habitual thoughts that affects one's ability to think in a manner that solves problems. It basically includes the ability to solve problems in everyday life with minimal stress.
Therefore, constructive thinking is the type of thinking that are you engaging in when you ask about the pay and benefits of a job you are considering. Thus, the correct option for this question is A.
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The denity of a certain type of jet fuel i 775 kg/m3. Determine it pecific gravity and pecific weight
The correct answer is Specific weight: w = [weight ÷ volume] = [9N ÷ 0.001m³] = 9000N/m³Density: w = [ × g] Where, g = acceleration due to gravity = 9.81m/sec². Specific gravity: G = [density of liquid ÷ density of water] As you know, The density of water = 1000kg/m³.
The density of a substance is divided by the density of water at 4 degrees Celsius to determine its specific gravity. The density of the substance and the density of the water must be represented in the same units for the calculation.distinguishes While specific weight has dimensions, specific gravity is a dimensionless number. The gravitational field has no effect on a material's specific gravity, but it does have an effect on a material's specific weight. A substance's "Specific Gravity" is determined by dividing its mass by the mass of an equivalent volume of water at the same pressure and temperature.
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an engineer must design a curved exit ramp for a highway in such a way that a car, exiting at the posted speed limit of 17.88 $m/s$ (40 $mi/hr$), does not depend on friction to round the curve without skidding. the radius of the curve is 165.0 $m$. at what angle with respect to the horizontal must the curve be banked?
The curve should be banked at an angle of approximately 21.3 degrees with respect to the horizontal.
To determine the angle at which the curve should be banked, we can use the equation:
tan(θ) = v^2 / (g * r)
Where θ is the angle of banking, v is the velocity of the car, g is the acceleration due to gravity, and r is the radius of the curve.
In this case, the velocity of the car is 17.88 m/s, the radius of the curve is 165.0 m, and the acceleration due to gravity is approximately 9.8 m/s^2.
Plugging in these values into the equation, we can solve for θ:
tan(θ) = (17.88 m/s)^2 / (9.8 m/s^2 * 165.0 m)
θ = tan^(-1) [(17.88 m/s)^2 / (9.8 m/s^2 * 165.0 m)]
θ ≈ 21.3 degrees
Therefore, the curve should be banked at an angle of approximately 21.3 degrees with respect to the horizontal. This will allow the car to navigate the curve without depending on friction to avoid skidding.
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Your organization recently purchased 20 Android tablets for use by the organization's management team. To increase the security of these devices, you want to ensure that only specific apps can be installed. Which of the following would you implement?
A. Credential Manager.
B. App whitelisting.
C. App blacklisting.
D. Application Control.
identifies potential new customers and preserves favorable business relationships with past customers
❎❎❎❎❎❎❎ sorry but that didn't help me that much
A full wave bridge rectifier is used to charge a battery of 24 v and 120 w-h. if the supply voltage with 220 v is used to feed the full-wave rectifier with 4:1 rectifier transformer solutions
A full wave bridge rectifier is an electronic circuit that converts an alternating current (AC) signal into a direct current (DC) signal. This is done by using a rectifier transformer to convert the high-voltage AC signal.
In this scenario, the full wave bridge rectifier is being used to charge a battery of 24 volts and 120 watt-hours. The supply voltage being used to feed the rectifier is 220 volts, and a 4:1 rectifier transformer solution is being used. This means that the voltage across the secondary winding of the transformer is one-fourth of the voltage across the primary winding.
To calculate the output voltage of the rectifier, we first need to determine the voltage across the secondary winding of the transformer. Since the voltage across the primary winding is 220 volts, the voltage across the secondary winding will be 220/4 = 55 volts.
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Roof ____________________ are notched to fit over the top plate.
Wall cabinets above a stove are generally ___" shorter than other wall cabinets in the kitchen.
If tradesworkers find errors or discrepancies, or have other suggestions about the construction, they should consult the ___.
Roof rafters (or roof joists) are notched to fit over the top plate. The notching allows the rafters to sit securely on top of the wall and provide structural support for the roof.
Wall cabinets above a stove are generally 30" shorter than other wall cabinets in the kitchen. This specific height difference is often maintained to ensure proper clearance and safety considerations due to the presence of the stove and potential heat and ventilation requirements.
If tradesworkers find errors or discrepancies, or have other suggestions about the construction, they should consult the project plans or blueprints, construction documents, or the project supervisor/manager for clarification, guidance, or to report any issues they come across during the construction process. Open communication and consultation with the appropriate channels are essential for addressing any concerns and ensuring the construction project proceeds smoothly and accurately.
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what is digital abstraction? how many bit of information would be represented by a variable with n distinct states? 2. convert the following binary number to a decimal number: 101100101 3. add the following two binary numbers: 101101, 11010 4. write the truth tables, boolean equations and the symbols of the logic gates xnor, nand and or 5. write a boolean equation in sum-of-product (sop) canonical form for the following truth table
The output of the OR gate is High if either of the inputs is 1. It is only equal to 0 when both outputs are 0.
Pick the appropriate words from the standard sum of products (SOP) form. For function 11b, select the appropriate words from the canonical sum of products (SOP) form. A'b'e Do'+b+c Abc A + B + C Babic Ha+b+' A+bc, A+b+c, A+b+C, etc. What Kinds of SOPs Exist? Step-by-step, hierarchical, and flowchart SOPs can all be used to categories these three types of SOPs. What format does LPP typically take? The LPP canonical form in matrix notation is as follows: Z = CX (objective function), X 0 (limitations), and AX b (restrictions) are applied (non-negativity restrictions). Since the NAND gate does not function like an AND gate, its output must simply be reversed. Transform 0s into 1s and vice versa.
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1. (15) A truck scale is made of a platform and four compression force sensors, one at each corner of the platform. The sensor itself is a short steel cylinder, 22 mm in diameter. A single stain gauge is pre-stressed to 3% strain and bonded on the outer surface of the cylinder. The strain gauges have a nominal resistance (before pre-stressing) of 340 Ohms and a gauge factor of 6.9. The steel used for the cylinders has a modulus of elasticity of 30 GPa. Calculate: a. The maximum truck weight that the scale can measure. b. The change in resistance of the sensors for maximum weight. c. The sensitivity of the scale assuming the response of the strain gauges is linear.
Answer:
a). 139498.24 kg
b). 281.85 ohm
c). 10.2 ohm
Explanation:
Given :
Diameter, d = 22 m
Linear strain, \($\epsilon$\) = 3%
= 0.03
Young's modulus, E = 30 GPa
Gauge factor, k = 6.9
Gauge resistance, R = 340 Ω
a). Maximum truck weight
σ = Eε
σ = \($0.03 \times 30 \times 10^9$\)
\($\frac{P}{A} =0.03 \times 30 \times 10^9$\)
\($P = 0.03 \times 30 \times 10^9\times \frac{\pi}{4}\times (0.022)^2$\)
= 342119.44 N
For the four sensors,
Maximum weight = 4 x P
= 4 x 342119.44
= 1368477.76 N
Therefore, weight in kg is \($m=\frac{W}{g}=\frac{1368477.76}{9.81}$\)
m = 139498.24 kg
b). Change in resistance
\(k=\frac{\Delta R/R}{\Delta L/L}\)
\($\Delta R = k. \epsilon R$\) , since \($\epsilon= \Delta L/ L$\)
\($\Delta R = 6.9 \times 0.03 \times 340$\)
\($\Delta R = 70.38 $\) Ω
For 4 resistance of the sensors,
\($\Delta R = 70.38 \times 4 = 281.52$\) Ω
c). \($k=\frac{\Delta R/R}{\epsilon}$\)
If linear strain,
\($\frac{\Delta R}{R} \approx \frac{\Delta L}{L}$\) , where k = 1
\($\Delta R = \frac{\Delta L}{L} \times R$\)
\($\Delta R = 0.03 \times 340$\)
\($\Delta R = 10.2 $\) Ω
Both copper and stainless steel are being considered as a wall material for a liquid cooled rocket nozzle. The cooled exterior of the wall is maintained at 150°C, while the combustion gases within the nozzle are at 2750°C. The gas side heat transfer coefficient is known to be hᵢ = 2×10⁴ W/m²-K, and the radius of the nozzle is much larger than the wall thickness. Thermal limitations dictate that the temperature of copper must not exceed 540°C, while that of the steel must not exceed 980°C. If the nozzle is constructed with the maximum wall thickness, which material would be preferred? For Cu, ρ = 8933 kg/m³, k = 378 W/m-K and for stainless steel, ρ = 7900 kg/m³, k = 23.2 W/m-K
a. The maximum thickness of the copper nozzle is 0.33 cm
b. The maximum thickness of the steel nozzle is 0.054 cm
c. The material preferred is steel
The is a heat transfer question
What is heat transfer?Heat transfer is the movement of thermal energy from one body to the other.
How do we calculate the maximum wall thickness?We know that the rate of heat loss by the gas equals rate of heat gain by the metal.
The rate of heat loss by gasThe rate of heat loss by gas is P₁ = -hA(T₂ - T₁) where
h = The heat transfer coefficient of gas = 2 × 10⁴ W/m²-K,A = The surface area of nozzle,T₂ = The maximum temperature of metal and T₁ = The temperature of gas = 2750°CThe rate of heat gain by metalThe rate of heat gain by metal is P₂ = kA(T₂ - T₃)/d where
k = The hermal coefficient of metal,A = The surface area of nozzle,T₂ = The maximum temperature of metal,T₃ = The temperature of exterior wall of nozzle = 150°C and d = thickness of nozzle.The maximum thickness of nozzle.Given that P₁ = P₂, we can write
-hA(T - T') = kA(T - T")/d
So we make d subject of the formula, thus
t = -k(T₂ - T₃)/h(T₂ - T₁)
a. Maximum thickness for copper nozzleWe know that for copper
T₂ = 540°C andk = 378 W/m-KSubstituting the values of the variables into d, we have
d = -k(T₂ - T₃)/h(T₂ - T₁)
d = -378 W/m-K(540°C - 150°C)/[2 × 10⁴ W/m²-K(540°C - 2750°C)]
d = -378 W/m-K(390°C)/[2 × 10⁴ W/m²-K(-2210°C)]
d = -147420 W/m/-4420 × 10⁴ W/m²
d = 147420 W/m/44200000 W/m²
d = 0.0033 m
d = 0.33 cm
So, the maximum thickness of the copper nozzle is 0.33 cm
b. Maximum thickness for steel nozzleWe know that for steel
T₂ = 980°C andk = 23.2 W/m-KSubstituting the values of the variables into d, we have
d = -k(T₂ - T₃)/h(T₂ - T₁)
d = -23.2 W/m-K(980°C - 150°C)/[2 × 10⁴ W/m²-K(980°C - 2750°C)]
d = -23.2 W/m-K(830°C)/[2 × 10⁴ W/m²-K(-1770°C)]
d = -19256 W/m/-3540 × 10⁴ W/m²
d = 19256 W/m/35400000 W/m²
d = 0.00054 m
d = 0.054 cm
So, the maximum thickness of the steel nozzle is 0.054 cm
c. Which material is preferred?Since the steel nozzle has a thickness of 0.054 cm while the copper nozzle has a thickness of 0.33 cm, we see that the thickness of the steel nozzle is less. So, the steel is preffered.
So, the material preferred is steel
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Write a program that reads integers from the user and stores them in a list. Use 0 as a sentinel value to mark the end of the input. Once all of the values have been read your program should display them (except for the 0) in reverse order, with one value appearing on each line.
Answer:
The program is written in Python:
num = int(input("User Input: "))
mylist = []
while(num !=0):
mylist.append(num)
num = int(input("User Input: "))
mylist.reverse()
for i in mylist:
print(i,end = ' ')
Explanation:
This question is answered using Python and it uses 0 as a sentinel value; i.e. the program stops prompting user for input when user enters 0
This line prompts user for input
num = int(input("User Input: "))
This line declares an empty list
mylist = []
This loop is repeated as long as user enters input other than 0
while(num !=0):
This appends user input to the list
mylist.append(num)
This prompts user for another input
num = int(input("User Input: "))
This reverses the list
mylist.reverse()
The following iteration the list in reverse order
for i in mylist:
print(i,end = ' ')
coal-burning power plants can be found across the world. the emissions from these power plants have cascading effects at various spatial scales. click each step (blue links) and complete the following sentences to learn more about how these cascading effects occur.
Coal-burning power plants emit pollutants such as sulfur dioxide, nitrogen oxides, and particulate matter. These pollutants can cause local air pollution, which can affect human health and the environment.
What is power plant?
A power plant is a type of industrial building used to produce electricity using raw materials. To meet society's electrical needs, the majority of power plants employ one or more generators that transform mechanical energy into electrical energy. Solar power plants are an exception, as they produce this electricity without the use of a turbine by using photovoltaic cells.
Air pollution from coal-burning power plants can travel through the atmosphere and deposit on other surfaces, including vegetation and water bodies. This deposition of pollutants can lead to acid rain, which can damage forests and aquatic ecosystems.
In addition, coal-burning power plants emit greenhouse gases such as carbon dioxide and methane, which contribute to climate change. Climate change can cause shifts in weather patterns, rising sea levels, and an increase in extreme weather events. These changes can affect human health, agriculture, and ecosystems across the globe.
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____ construction is a structural steel construction method consisting of bays of framed structural steel member tat are repeated to create large structures
The blank in the given question can be filled with the term "portal frame construction".It is a structural steel construction technique that involves the use of framed structural steel members to create large structures.
The key characteristic of this method is the repetitive arrangement of bays, which are framed sections or units that form the structural framework of the building. In portal frame construction, each bay consists of a vertical column on each side, connected by horizontal beams at the top and bottom. This creates a rigid framework that can support the loads and stresses imposed on the structure. The bays are repeated and spaced apart to form the desired size and layout of the building.
Portal frame construction is commonly used for industrial buildings, warehouses, and other structures that require large open spaces and flexible interior layouts. The method provides structural stability, efficient use of materials, and ease of construction. It is often preferred for its cost-effectiveness, speed of erection, and adaptability to various architectural designs.
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a park maintenance person stands 16 m for a circular monument. assume that her lines of sight form tangents to the monument and make an angle of 47 what is the measure of the arc of the monument that her lines of sight intersect
A park maintenance person stands 16 meters tall for a circular monument. After assuming that her lines of sight form tangents to the monument and make an angle of 47 degrees, the measure of the arc of the monument that the lines of sight intersect is 94 degrees.
The given data are:
A park maintenance person stands 16 m for a circular monument.
make an angle of 47
It is known that a tangent line to a circle is perpendicular to the radius at the point of tangency.
Then the central angle is found,
cosine(angle) = adjacent/hypotenuse
cos(47) = adjacent/16
adjacent = 16 × cos(47)
central angle = 2 × arccos(adjacent/radius)
central angle = 2 × arccos((16 × cos(47))/16)
central angle = 2 × arccos(cos(47))
central angle = 2 × 47
central angle = 94 degrees
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Familiarize yourself with 74HC595 shift register and devise a method of using this device to implement 4 output port using shift register. The output port will drive 4 individual LEDs. Using shift register, write the routines required to blink 4 LEDs simultaneously every 1 second.
The 74HC595 shift register can be used to implement 4 output ports to drive 4 individual LEDs. By using the shift register's serial input and output capabilities, we can control the LEDs and create a routine to blink them simultaneously every 1 second.
The 74HC595 is an 8-bit shift register with a serial input and parallel output. It allows us to control multiple outputs using only a few microcontroller pins. To implement 4 output ports for the LEDs, we can connect the output pins of the shift register to the LED anodes and connect the cathodes to ground through appropriate current-limiting resistors.
To blink the LEDs simultaneously, we can use the shift register's serial input to load a pattern of 4 bits representing the desired LED states. By shifting the bits in and then latching the output, we can update the LED states. To achieve a 1-second blink interval, we can use a timer interrupt or a delay function in the microcontroller code.
The routine would involve loading the desired LED states (e.g., all LEDs on or all LEDs off) into the shift register, shifting the bits in, and then latching the output. After the desired delay of 1 second, the routine can repeat, toggling the LED states accordingly.
By repeating this routine, the 4 LEDs connected to the output ports of the shift register will blink simultaneously every 1 second.
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Does anyone know the answer to this ??? It’s 16 points
the precast floor beam is made from concrete having a specific weight of 23.6 kn>m3 . if it is to be used for a floor of an office building, calculate its dead and live loadings per foot length of beam.
Given, Specific weight, Wc = 23.6 .so if we graph a two on the left.
Calculate its dead and live loadings per foot length of beam?
Total Dead Loads (e.g., self-weight and SDL)= (6.25+6) kN/m2 = 12.25 kN/m2. Total Live Load = 2 kN/m2.Dead load = volume of member x unit weight of materialsBy calculating the volume of each member and multiplying by the unit weight of the materials from which it is composed, an accurate dead load can be determined for each component.For dead load multiply slab thickness with the unit weight of concrete(25KN/M3). it gives a load in UDL per meter width of the slab. For Live load, you refer IS 875 Part II because it varying according to the usage of the building.To learn more about foot length refers to:
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A boiler is designed to work at 14bar and evaporate 8 kg/s of water. The inlet water to the boiler has a temperature of 400C and at exit the steam is 0.95 dry. The flow velocity at inlet is 10 m/s and at exit 5 m/s and the exit is % m above the elevation at entrance. Determine the quantity of heat required. What is the significance of changes in kinetic and potential energy on the result.
Answer:
Explanation: 2 is thy answer