To make a constructor public:A. just say public once, before itB. you must make each variable publicC. you must also have a private constructorD. you must say public at the beginning of the program
Answers
To make a constructor public, you simply need to add the "public" keyword before the constructor. This allows the constructor to be accessible from any part of your program. Option A is the correct choice for making a constructor public.
To make a constructor public, there are a few things that need to be considered. A constructor is a special method that is used to initialize objects when they are created. By default, constructors are public, which means they can be accessed from anywhere in the program. If you want to make a constructor public, you can simply add the keyword "public" before it. This will allow other classes to create objects of your class and access its constructor. However, there are some misconceptions regarding the process of making a constructor public. Firstly, making a constructor public does not require you to make each variable public. Variables can still be private or protected, depending on your needs. Secondly, having a private constructor is not a requirement for making a constructor public. A private constructor is used when you want to prevent the creation of objects from outside the class.
In conclusion, to make a constructor public, you only need to add the keyword "public" before it. You do not need to make each variable public or have a private constructor. Remember that constructors are essential for initializing objects, and making them public allows other classes to create and use objects of your class.
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Related Questions
An engineer's workstation experiences a BSOD whenever loading very large CAD files to modify. Which of the following troubleshooting steps should a technician take to isolate the issue?
answer choices
Install additional RAM rated at the fastest speed the motherboard will support.
Perform a hard drive scan to identify and lock out any bad sectors from use.
Run a memory test to verify all memory addresses can be reliably written to and read from
Increase the size of the swap file to ensure adequate virtual memory is available.
Answers
To ensure that all memory addresses can be consistently written to and read from, run a memory test.
The BSOD is a warning that appears on the blue screen when your computer experiences an interruption and displays this warning. It is formally known as a "Stop mistake." The notification alerts you to a serious problem that is causing Windows to restart. If there is a problem that results in an unexpected shutdown or restart of your device, a blue screen error, also known as a stop error, may occur. Your device may display a blue screen with the notification that it needs to restart because of a problem. Keep in mind that the Blue Screen of system can harm your computer in addition to being inconvenient. This is in order to heal.
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stairs ladders or ramps are required at an elevation break of ___ or more
Answers
Stairs, ladders, or ramps are required at an elevation break of 19 inches or more.
This is to ensure the safety of those who use the facility, particularly people with disabilities. If there is a level change of more than 19 inches, it is suggested that a ramp or elevator be installed to make it more accessible. Ramps, ladders, and stairs are vital components of any building or construction that has an elevation break of 19 inches or more. Their function is to offer a secure and convenient way of accessing various floors within a facility, whether it's a residential or commercial structure.
The Americans with Disabilities Act (ADA) has laws that ensure that facilities are built to be accessible to individuals with disabilities. For instance, they provide guidelines on the minimum width of a ramp or the steepness of the stairs. This is to ensure that individuals who use a wheelchair or walker can easily navigate the building. If a building has an elevation break of more than 19 inches, then it is required to have a ramp that meets the guidelines of the ADA. This will make it easier for individuals with disabilities to move from one floor to the next.
Moreover, if the building is relatively large and has multiple floors, an elevator is recommended. The elevator will ensure that people with disabilities can quickly move around the building without any issues. In conclusion, stairs, ladders, or ramps are required at an elevation break of 19 inches or more. The ADA guidelines ensure that individuals with disabilities have access to all parts of the building. They stipulate the minimum width, height, and slope of a ramp, as well as the steepness of the stairs. When designing a building, it is crucial to consider these guidelines to make the facility accessible to all.
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Stairs, ladders, or ramps may be required at certain elevation breaks to ensure safe access between different levels.
Explanation:In physics, when there is a change in elevation, stairs, ladders, or ramps may be required to provide a safe means of accessing different levels. The specific elevation break at which one of these options is required depedependsnds on various factors, such as the height and angle of the change in elevation, as well as any applicable building codes or regulations. For example, building codes may require the use of stairs for elevation breaks of a certain height, but ramps may be required for breaks above a certain threshold that accommodate individuals with mobility impairments.
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When configuring a distribution system port on a WLC, which of the following statements are correct? Each correct answer represents a complete solution. Choose all that apply. A The port should be connected to a switch port in trunking mode. B U с D U U U The WLC will negotiate with the connected switch to bring up an 802.1Q trunk link. The port should be connected to a switch port in access mode. The WLC must use an unconditional 802.1Q trunk link with the connected switch.
Answers
When configuring a distribution system port on a Wireless LAN Controller (WLC), the correct statements are:
A) The port should be connected to a switch port in trunking mode.
B) The WLC will negotiate with the connected switch to bring up an 802.1Q trunk link.
These statements represent a complete solution for configuring the distribution system port on a WLC.
Connecting the port to a switch port in trunking mode (option A) allows for the transmission of multiple VLANs over a single link. This is necessary for carrying the traffic of different wireless SSIDs and VLANs managed by the WLC.
The WLC will negotiate with the connected switch to establish an 802.1Q trunk link (option B). This negotiation process involves exchanging VLAN information between the WLC and the switch, ensuring that the appropriate VLANs are allowed on the trunk link. This allows the WLC to communicate with the switch and manage wireless traffic across the network.
On the other hand, the statements "The port should be connected to a switch port in access mode" (option C) and "The WLC must use an unconditional 802.1Q trunk link with the connected switch" (option D) are incorrect.
Connecting the port to a switch port in access mode (option C) would limit the WLC's capability to handle multiple VLANs and manage traffic for different SSIDs. It is essential to use trunking mode to enable the transmission of multiple VLANs.
The statement regarding the WLC using an unconditional 802.1Q trunk link (option D) is not accurate. The negotiation process is typically used to establish the trunk link, and it is not considered unconditional.
To summarize, when configuring a distribution system port on a WLC, the correct statements are that the port should be connected to a switch port in trunking mode, and the WLC will negotiate with the connected switch to bring up an 802.1Q trunk link. These configurations allow for the transmission of multiple VLANs and efficient management of wireless traffic.
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if citrus overlord is 200 (I'm offering for a lucid leaf) and shiny eternal contrast is 250, 450 so far and I'm also last thing offering for lucid (which is 100 secret value and I'm offering in shiny value and Lucid's shiny value is 500 but gets op's because it's a secret pet) is a shiny dark omen which is 100, I'm offering 550 for 500 but gets op's, w or l, I think w.
Answers
Answer: I'm pretty sure your taking a W.
your getting a W, lucid isn't that bad to trade, you can probably flip lucid for more shiny's and getting a better offer because omen has bad demand and you can tell someone to switch it for something better you can flip lucid and get better pets ok so accept and trade lucid unless you wanna keep it.
Explanation:
Answer:
gg's if you did it cause w
Explanation:
An asbestos pad is square in cross section, measuring 5 cm on a side at its small end, increasing linearly to 10 cm on a side at the large end. The pad is 15 cm high. If the small end is held at 600 K and the large end at 300 K, what heat‐flow rate will be obtained if the four sides are insulated? Assume one‐dimensional heat conduction. The thermal conductivity of asbestos may be taken as 0.173 W/m⋅K.
Answers
Anew student in your class has something different about his appearance. No one wants to sit beside him. You step forward and decide to sit next to him and make him feel comfortable and welcoming. This is an example of:
Answers
Answer:
approaching a lady or a man
Dependence of oxidation on the temperature 10 points total The process temperature is an important parameter for the oxide growth process. To get an estimate for the temperature dependence of the Deal-Groove formula, the following considerations can be used. All processes (transport, diffusion and reaction) that are used in the Deal-Groove model are thermally activated. Thus, the dependence on the growth parameters on the temperature T can be estimated by: X(T) = Xpe Xe{A, B, B/A} (5) Here kB = 8.617 x 10-5 eV/K is the Boltzmann Constant and EX is the activation energy for the parameter. X, is the value for the corresponding parameter at T =0 K. Please note that this is not a 'physical activation energy but rather an average/fit parameter for all the physical and chemical thermally activated processes relevant for the process. In the original publication by Deal and Groove, they gave the following parameter sets for dry oxidation: Oxidation temperature in 'C A in um Bin um²/h 1000 0.165 0.0117 1200 0.040 0.045 a)EXct and X, for A, B and B/A
a) Use the given values for the parameters A and B in the table above, along with equation ?? to derive the activation energies EXd and zero temperature values X(T = 0 K) for all three parameters A, B and B/A. Then use this calculate the corresponding values of A,B, B/A for the following temperatures: 1000°C, 1200°C, 800°C and 900 °C.
b) Plot estimates for other temperatures 2 points Use the obtained values from the previous sub-task along with the full Deal-Groove model equation for Z:(t) to plot the oxide thickness over time (0-100h) using at least 20 data points each for the following temperatures: 1000°C, 1200°C, 800°C and 900 °C. Assume Zo = Om.
Answers
Answer:
mama mia
Explanation:
haha
Minitab: Suppose you own two pottery stores in your city. You want to find the number of two particular vase colors (color) sold in both stores (location) each week (for each week). You are not interested in the sum total. Which bar graph should you select to compare the data between both stores?
Select an answer:
Stacked Bar Chart
Cluster Bar Chart
Simple Bar Chart
Boxplot Chart
Answers
Where you own two pottery stores in your city and you want to find the number of two particular vase colors (color) sold in both stores (location) each week (for each week). If are not interested in the sum total, note that the bar graph you should select to compare the data between both stores is: the "Stacked Bar Chart" (Option A)
What is the advantage of the Stacked Bar Chart?When comparing data points, a stacked bar chart is generally simpler to notice the comparison than a combined chart.
When data points are stacked on top of each other, it is easier to discern the percentage of each data point relative to the total value.
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How to Identify that the given problem might require a sliding window
Answers
A sliding window is a technique used to solve problems that require iterative processing of a sequence of elements. It involves moving a fixed-size window over the sequence and performing computations on the elements within the window.
Here are some indicators that a problem might require a sliding window approach:
1) The problem involves processing a sequence of elements: If a problem involves iterating over a sequence of elements, a sliding window approach may be applicable.
2) The problem requires tracking a contiguous subsequence: If the problem requires tracking a contiguous subsequence of a sequence, a sliding window approach may be useful.
3) The problem requires a fixed-size window: If the problem requires processing a fixed-size window of elements at a time, a sliding window approach may be suitable.
4)The problem requires a linear time complexity: If the problem requires a linear time complexity, a sliding window approach can provide an efficient solution.
5) The problem involves finding a maximum or minimum: If the problem involves finding a maximum or minimum value within a subsequence, a sliding window approach may be appropriate.
A sliding window approach can be useful for problems that involve processing a sequence of elements, tracking contiguous subsequences, and require a fixed-size window or linear time complexity.
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how to calculate the number of pistons required to lift in pltw poe
Answers
The calculation for the number of pistons required to lift in PLTW POE depends on specific design factors and cannot be determined without more information.
What factors need to be considered when calculating the number of pistons required for lifting in PLTW POE?To calculate the number of pistons required to lift in PLTW POE (Project Lead The Way Principles of Engineering), you would need specific information about the system design, including factors such as the weight to be lifted, desired lifting capacity, force requirements, and mechanical advantage.
The calculation would involve considering the forces involved, the efficiency of the system, and any additional factors such as safety margins or load distribution.
Without more specific information about the system and its requirements, it is not possible to provide a generic calculation for the number of pistons required.
It is recommended to refer to the PLTW POE curriculum or consult the project guidelines and resources provided by your instructor or educational institution for specific calculations and guidance on determining the number of pistons required for lifting in a given scenario.
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A soda lime glass sphere of diameter D1 = 25 mm is encased in a bakelite spherical shell of thickness L = 10 mm.The composite sphere is initially at a uniform temperature, Ti = 40°C, and is exposed to a fluid at T[infinity] = 10°C with h= 30 W/m2 · K. Determine the center temperature of the glass at t = 200 s. Neglect the thermal contact resistance atthe interface between the two materials
Answers
Answer:
33.1144 °C
Explanation:
From the information given;
The first step is to find the mean temperature \(T_m\) by using the formula:
\(T_m = \dfrac{T_i- T_\infty}{2}\)
where:
\(T_i\) = initial temperature = 40 °C
\(T_{\infty}\) = ambient temperature = 10 °C
\(T_m = \dfrac{(40+10)^0C}{2}\)
\(T_m = \dfrac{50^0C}{2}\)
\(T_m\) = 25 °C
\(T_m\) = (25 + 273) K
\(T_m\) = 298 K ≅ 300 K
The following properties expressed below were obtained from the thermal physical properties table.
For soda-lime glass at the temperature of 300 K:
Density \(\rho_s = 2500 \ kg/m^3\)
Thermal conductivity \(k_s\) = 1.4 W/m.K
Specific heat \((c_p)_s\) = 750 J/kg.K
For bakelite at the temperature of 300 K:
Density \(\rho_B = 1300 \ kg/m^3\)
Thermal conductivity \(k_B\) = 1.4 W/m.K
Specific heat \((c_p)_B\) = 1465 J/kg.K
From these data; The next process is to find out the thermal diffusivity of each component.
To start with soda-lime glass by using the expression:
\(\alpha_s = \dfrac{k_s}{\rho_s ( c_p)_s}\)
\(\alpha_s = \dfrac{1.4 \ W/m.K}{2500 \ kg/m^3 \times 750 \\J/kg.K}\)
\(\alpha_s = 747 \times 10^{-9} \ m^2/s\)
For Bakelite: The thermal diffusivity is computed as:
\(\alpha_B = \dfrac{k_B}{\rho_B ( c_p)_B}\)
\(\alpha_B = \dfrac{1.4 \ W/m.K}{1300 \ kg/m^3\times 1465 \ J/kg.K}\)
\(\alpha_B = 735 \times 10^{-9} \ m^2/s\)
From the above two results, we will realize that \(\alpha _ s \simeq \alpha _B\)
Thus, as obvious as it is; we presume that the uniform thermal diffusivity
\(\alpha = 740 \times 10^{-9} \ m^2/s\)
However, the diameter of the sphere can be estimated by the summation of the diameter of the glass sphere \((D_1)\) with twice the thickness of the sphere (L)
i.e. \(D = D_1 + 2L\)
D = 25 mm + 2 (10 mm)
D = 45 mm
\(D = 45 \ mm ( \dfrac{10^{-3} \ m}{1 \ mm} )\)
D = 45 × 10⁻³ m
The expression for Biot Number can be estimated by using the formula:
\(Bi = \dfrac{hL}{k}= \dfrac{h(D/6)}{k}\)
Given that:
h = 30 W/m².k
D = 45 × 10⁻³ m
k = 1.4 W/m.K
Similarly, to estimate the Fourier No \(F_o\) by using the expression:
\(F_o = \dfrac{\alpha t}{(D/2)^2}\)
\(F_o = \dfrac{740 \times 10^{-9} \ m^2 /s \times 200 \ s}{( \dfrac{45 \times 10^{-3} m}{2})^2}\)
\(F_o = 0.292\)
It is obvious that \(F_o\) is > 0.2, thus, the validity of one term approximation is certain.
Again; the Biot Number is calculated by using the formula:
\(Bi = \dfrac{h(D/2)}{k}\)
\(Bi = \dfrac{30 \ W/m^2.K (\dfrac{45 \times 10^{-3 }\ m}{2}) }{1.4 \ W/m.k}\)
Bi = 0.482
Bi \(\simeq\) 0.5
We obtain the Eigen coefficient \(\xi_1\) as well as the coefficient for a sphere \(C_1\) using the Bi Number:
From one-term approximation of transient 1 heat conduction in the sphere;
\(\dfrac{T - 10^{0 } \C }{40^{0} \ C - 10^0 \ C} = 1.1441 \ exp \ ( -1.1656^2 \times 0.291)\)
\(\dfrac{T - 10^{0 } \C }{30^{0} \ C} = 0.77048\)
\(T - 10^{0 } \C = 30^{0} \ C \times 0.77048\)
\(T - 10^{0 } \C = 23.1144^0 \ C\)
T = (23.1144 + 10) °C
T = 33.1144 °C
Your boss is given a new cylindrical aluminum part to be sand cast. The part is a
disk 50 cm in diameter and 20 cm thick to be cast of pure aluminum in a closed
mold system containing a gating system and riser volume that is 50% of the mold
cavity volume. Assume that a superheat of 100°C is used and that the aluminum
properties are as follows:
▪ Melting temperature of aluminum = 660°C
▪ Latent heat of fusion = 389.3 J/g density
▪ Density = 2.70 g/cm3
▪ Specific heat = 0.88 J/g-°C. Assume the specific heat has the same value for
solid and molten aluminum.
Q1:Compute the amount of heat (in MJ) that must be added to the metal to heat it to the pouring temperature, starting from a room temperature of 25°C.
Q2: Assume the same part in Q2 is being made with the same method. Based upon past experience when poured from the same temperature, the mold constant for sand casting an aluminum part was found to be 5 min/cm2. Determine the total solidification time (in minutes) for the part.
Q3:Assume that the sand mold downsprue is 25 cm long and the cross-sectional area at the base is 2.5 cm2. The downsprue feeds a horizontal runner leading into a mold cavity. Assume also that the part has the same dimensions as described in Question 22 and that the volumetric contraction for the cast metal in the mold is 4.3%. Finally, assume that using the current superheat, it takes 28 seconds before solidification begins. What is the mold fill time (in seconds)?
Q4: Will the mold fill before the start of freezing?
Q5: Assume that a part with unknown dimensions uses a permanent mold casting process with a mold constant of 1 min/cm2 and that the part solidifies in 60 min. Calculate the dimensions (in cm) of an effective riser assuming that the riser is a cylinder with a height/diameter ratio H/D = 1 and that the riser will take 10% longer than the casting to solidify. H = D = ?
Answers
A steam power plant operates on the reheat Rankine cycle. Steam enters the highpressure turbine at 12.5 MPa and 550°C at a rate of 7.7 kg/s and leaves at 2 MPa. Steam is then reheated at constant pressure to 450 °C before it expands in the low-pressure turbine. The isentropic efficiencies of the turbine and the pump are 85 percent and 90 percent, respectively. Steam leaves the condenser as a saturated liquid. If the moisture content of the steam at the exit of the turbine is not to exceed 5 percent, determine (a) the condenser pressure, (b) the net power output, and (c) the thermal efficiency
Answers
Answer:
A) condenser pressure = 9.73 kPa,
B) 10242 kw
C) 36.9%
Explanation:
given data
entrance pressure of steam = 12.5 MPa
temperature of steam = 550⁰c
flow rate of steam = 7.7 kg/s
outer pressure = 2 MPa
reheated steam temperature = 450⁰c
isentropic efficiency of turbine( nt ) = 85% = 0.85
isentropic efficiency of pump = 90% = 0.90
From steam tables
at 12.5 MPa and 550⁰c ; h3 = 3476.5 kJ/kg, S3 = 6.6317 kJ/kgK
also for an Isentropic expansion
S4s = S3 .
therefore when S4s = 6.6317 kJ/kg and P4 = 2 MPa
h4s = 2948.1 kJ/kg
nt = 0.85
nt (0.85) = \(\frac{h3-h4}{h3-h4s}\) = \(\frac{3476.5 - h4}{3476.5 - 2948.1}\)
making h4 subject of the equation
h4 = 3476.5 - 0.85 (3476.5 - 2948.1)
h4 = 3027.3 kj/kg
at P5 = 2 MPa and T5 = 450⁰c
h5 = 3358.2 kj/kg, s5 = 7.2815 kj/kgk
at P6 , x6 = 0.95 and s5 = s6
using nt = 0.85 we can calculate for h6 and h6s
from the chart attached below we can see that
p6 = 9.73 kPa, h6 = 2463.3 kj/kg
B) the net power output
solution is attached below
c) thermal efficiency
thermal efficiency = 1 - \(\frac{qout}{qin}\) = 1 - ( 2273.7/ 3603.8) = 36.9% ≈ 37%
Which of the following is defined as the progression of Ideas leading to the final delivery of a product?
O design
O feasibility
O schematics
O optimization
Answers
The progression of ideas leading to the final delivery of a product is in option D optimization.
What is optimization?Optimization means upgrading something or making it best. The process of making the best effective use of a situation or resource.
Hence, if the product is going to shape to its final form, then it will go through the process of optimization.
Hence, option D is true.
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What is the impact on a major stream's maximum annual discharge when flood-control dams are constructed?
Answers
The impact of constructing flood-control dams on a major stream's maximum annual discharge is significant.while the construction of flood-control dams is intended to mitigate the impact of flooding on downstream communities.
By constructing flood-control dams, the maximum annual discharge is reduced as the dams are designed to retain water during periods of heavy rainfall or snowmelt, thereby reducing the volume of water that flows downstream.
The construction of flood-control dams also impacts the natural flow of the river, which can lead to significant changes in the ecosystem. The reduced flow of water downstream can impact the temperature and nutrient levels in the water, which can have implications for the fish and other aquatic life that depend on the river for survival
Overall, while the construction of flood-control dams is intended to mitigate the impact of flooding on downstream communities, it is important to consider the broader implications of such construction on the ecosystem and hydrological cycle of the river.
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What size will it be if 4" is at scale 3/4" = 1"
Answers
Answer:
3
Explanation:
4*(3/4)=3
Java threads are managed by the JVM
Typically implemented using the threads model provided by underlying OS
Answers
Java threads are an essential component of the Java Virtual Machine (JVM), and they are managed by the JVM itself. Java threads are lightweight processes that enable a Java program to perform multiple tasks simultaneously. Java threads are implemented using the threads model provided by the underlying operating system.
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calculate poisson's ratio for a cast iron that has a modulus of elasticity e of 110 gpa and a modulus of rigidity g of 44 gpa
Answers
The Poisson's ratio for a cast iron with a modulus of elasticity (E) of 110 Gpa and a modulus of rigidity (G) of 44 Gpa is 0.42.
Poisson's ratio is the ratio of transverse strain to corresponding axial strain on a material stressed along one axis. The Poisson's ratio for a cast iron with a modulus of elasticity (E) of 110 Gpa and a modulus of rigidity (G) of 44 Gpa can be calculated as follows:
Poisson's ratio (ν) = (E/2G)-1
ν = (110/2(44))-1
ν = 0.42
Therefore, the answer from the above calculation is 0.42.
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Which of the following tasks within an airline company are related to operations? A. crew scheduling. B. international monetary exchange. C. sales. D. advertising. E. accounts payable.
Answers
Answer:
A
Explanation:
Making all the schedules
The task within an airline company that are related to operations is;
Option A: Crew scheduling.
In airline operations there are numerous tasks carried out which includes;
dispatchflight planningflight watchweather data provisionoperations controlground to air communications Integration with crewCrew schedulingMaintenance planningNow, looking at the given options, the only task that falls into the list given of airline operations tasks is Crew scheduling.
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22) An example of an important physical site characteristic is a...A) Major airportB) Grid street patternC) Major central parkD) Natural harbor
Answers
An example of an important physical site characteristic is a: D) Natural harbor
What is the physical site characteristic?The physical characteristics of a place, such as its terrain, soil, vegetation, latitude, and elevation, are referred to as its "site." The circumstance is the position of one place in respect to another.
Geographers usually describe a place using both natural and human factors. The physical elements of a location that are produced by geological, hydrological, atmospheric, and biological processes make up that area's natural environment.
A natural harbor is defined as a landform where a section of a body of water is protected and deep enough to allow anchorage.
Thus, it is the only option that is an important physical characteristic as the others can't be described as physical site characteristic.
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Kris and James are working at a construction site that has a significant amount of stagnant water. Which type of hazard are they most likely to be exposed to?
Answers
Answer:
A biological hazard
Explanation:
Biological because insects and other organisms thrive in stagnant water.
The type of hazard that is most likely to be exposed to a significant amount of stagnant water is known as biological.
What is meant by biological hazard?A biological hazard may be defined as a biological substance that may significantly pose a great threat to the health of living organisms, primarily humans. These types are the major concerns in food processing because they cause most foodborne illness outbreaks.
In the case of Kris and James, they are significantly exposed to a biological hazard because stagnant water is commonly utilized by mosquitos to place eggs, this directs a lot of mosquitos around stagnant waters and therefore a higher risk of mosquito-transmitted diseases such as malaria. Besides this, stagnant water is highly polluted and includes bacteria and parasites that are harmful.
Therefore, the type of hazard that is most likely to be exposed to a significant amount of stagnant water is known as biological.
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in the remote access domain, if private data or confidential data is compromised remotely, you should set automatic blocking for attempted logon retries.T/F
Answers
False. According to the question in the remote access domain, if private data or confidential data is compromised remotely, you should set automatic blocking for attempted logon retries.
Describe domain.The term "domain," which is specific here to internet, can apply to both the structure of the internet and the organization of a company's network resources. A domain is typically a sphere of learning or a governing region.
Who owns domain names?Whoever first filed the website address with a recognized registrar, such Domain.com, owns the domain name. That person must pay service charges and keep all of personal contact information current in order to preserve ownership.
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What flow type occurs when the heat exchanger has multiple passes and baffles?
Cross flow
Laminar flow
Parallel flow
Hybrid flow
Answers
What are the indications that Cece is having problems
with her computer hardware? Check all that apply
-losing the Internet connection
-waiting for five minutes
-computer going blank
-mouse pointer freezing
-keyboard getting stuck
Answers
Answer:
-Computer going blank .
-Mouse pointer freezing.
-Keyboard getting stuck.
Explanation:
Any problems with the computer related to its hardware will consist of issues directly related to the physical components of the PC or computer. So any problem involving the physical component of the computer, then it can be termed as a hardware problem.
Based on the problems given in the option, the hardware issues will be problems with the computer, mouse, and keyboard. These form the physical parts of the computer so they will be a hardware issue.
Thus, the correct answers are the third, fourth, and fifth options.
Answer:
c d e
Explanation:
The conductors used to connect the surge protection device to the line or buss and to ground shall not be any longer than _________________ and shall avoid unnecessary bends.
Answers
The conductors used to connect the surge protection device to the line or bus and to ground shall not be any longer than necessary and shall avoid unnecessary bends.
The length of the conductors should be kept to a minimum to minimize resistance and voltage drop. Unnecessary bends can create impedance and hinder the flow of current. It is important to maintain a direct and efficient path for the electrical current to follow.
By minimizing the length and avoiding unnecessary bends in the conductors, we can ensure that the surge protection device functions optimally and provides effective protection against electrical surges.
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The big ben clock tower in london has clocks on all four sides. If each clock has a minute hand that is 11.5 feed in length, how far does the tip of each hand travel in 52 minutes?
Answers
Answer:
Updated question
The big ben clock tower in London has clocks on all four sides. If each clock has a minute hand that is 11.5 feet in length, how far does the tip of each hand travel in 52 minutes?
The distance traveled by the tip of the minute hand of the clock would be 62.59 ft
Explanation:
Let us assume the shape of the clock is circular.
the minute hand is equal to the radius = 11.5 ft
Diameter = radius x 2
Diameter = 11.5 x 2 = 23 ft
The distance traveled by the tip of the minute hand can be calculated thus;
the fraction of the circumference traveled by the minute hand would be;
52/60 = 0.8667
Circumference of the clock would be;
C = pi x d
where C is the circumference
pi is a constant
d is the diameter
C = 3.14 x 23
C = 72.22 ft
Therefore the fraction of the circumference covered by the minute hand would be;
72.22 ft x 0.8667 = 62.59 ft
Therefore the distance traveled by the tip of the minute hand of the clock would be 62.59 ft
Schoolbuses have flashing lights on them as a form of _____ prevention.
A) primary. B) secondary. C) tertiary. D) quaternary.
Answers
The correct answer is B) secondary.
School buses have flashing lights on them as a form of secondary prevention.
What is Secondary Prevention?
Secondary prevention is a type of prevention that is aimed at detecting the disease at an early stage so that prompt treatment and intervention may be provided to prevent the progression of the disease.
It is a crucial component of primary health care, and it aims to reduce the severity and duration of the disease.
Primary prevention is a type of prevention that aims to prevent the disease from occurring.
Tertiary prevention is a type of prevention that aims to prevent the recurrence of the disease.
Quaternary prevention is a type of prevention that aims to reduce the harm caused by the intervention, especially in the case of medical errors or interventions that may cause more harm than good.
The primary, tertiary, and quaternary prevention are not applicable in this case because school buses are not related to the medical field.
Therefore, school buses have flashing lights on them as a form of secondary prevention. It is aimed at preventing accidents by alerting other drivers of the presence of the school bus. It helps reduce the number of road accidents involving school buses and provides safety for the students and the driver.
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WHICH TASK BEST FITS THE ROLE OF A DESIGN ENGINEER ?
Answers
Answer: drafting blueprints
Explanation:
Complete the following sentence.
Engineers explore biology, chemistry, and physics for use in
(blank) scenarios
Answers
Engineers explore biology, chemistry, and physics for use in real-world scenarios.
Who are engineers?Engineers are professionals who use their knowledge of mathematics, science and engineering principles to design, develop, test and maintain a variety of systems, products, and processes.
They are mechanical engineering, electrical engineering, architecture, chemical engineering and many more. Engineers play an important role in shaping the modern world and developing new technologies that benefit society.
Therefore, engineers explore biology, chemistry, and physics for use in real-world scenarios.
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What is the ratio of the light-gathering power of a 10m telescope to that of a 1m telescope? a) 10:1 b) 1:10 c) 100:1 d) 1:100.
Answers
The light-gathering power of a telescope is a measure of its ability to collect and focus light. It is determined by the size of the telescope's primary mirror or lens. The ratio of the light-gathering power of a 10m telescope to that of a 1m telescope is 100:1, which corresponds to option c) 100:1.
The light-gathering power of a telescope is proportional to the area of its primary mirror or lens. This means that a telescope with a larger mirror or lens will be able to collect more light than a smaller telescope. The ratio of the light-gathering power of a 10m telescope to that of a 1m telescope can be calculated by comparing the areas of their primary mirrors. The area of a circle is calculated using the formula A = πr^2, where r is the radius of the circle.
For a 10m telescope, the radius of the primary mirror is 5m. Therefore, the area of the mirror is:
\(A = \pi r^2 = \pi (5)^2 = 78.54 m^2\)
For a 1m telescope, the radius of the primary mirror is 0.5m. Therefore, the area of the mirror is:
\(A = \pi r^2 = \pi (0.5)^2 = 0.79 m^2\)
The ratio of the light-gathering power of the 10m telescope to that of the 1m telescope is:
Ratio = (Area of 10m telescope) / (Area of 1m telescope)
= \(78.54 m^2 / 0.79 m^2\)
= 100:1
The ratio of the light-gathering power of a 10m telescope to that of a 1m telescope is 100:1. This means that the 10m telescope is able to collect 100 times more light than the 1m telescope.
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