What is code tracing?
Answer:
code chasing is when the programmer interprets the results of each line of code and keeps track by hand of the effect of each statement
Two common types of glue
Answer:
white craft glue
yellow wood glue
Explanation:
the answer is this!
was it correct?sir!?
Answer:
epoxy
silicone
Explanation:
hope this helps
The structure of a house is such that it loses heat ata rate of 3800 kJ/h per8C difference between the indoors andoutdoors. A heat pump that requires a power input of 4 kWis used to maintain this house at 248C. Determine the lowestoutdoor temperature for which the heat pump can meet theheating requirements of this house.
Answer:
The lowest outdoor temperature for which the heat pump can meet the requirement of the house is -9.6°C
Explanation:
The coefficient of performance of a heat pump, COP, is given by the relation;
\(COP_{hp} = \dfrac{T_2}{T_2 - T_1} = \dfrac{Q_1\times (T_2 - T_1)}{\Sigma W}\)
The rate of heat loss \(\dot Q_1\) = 3800 kJ/h = 3800 ×1/60 × 1/60 kJ/s = 1.06 kJ/s
The power input = 4 kW = 4 kJ/s
The temperature indoors = 24 + 273.15 = 297.15 K
Therefore, we have;
\(COP_{hp} = \dfrac{297.15}{297.15- T_1} = \dfrac{1.06 \times (297.15- T_1)}{4}\)
4×297.15= (297.15- T₁) × 1.06×(297.15- T₁)
Which gives;
18/19·T₁²-627.32·T₁+92014.97=0
(T₁ -263.59)·(T₁ - 330.71) = 0
The solutions are;
T₁ = 263.59 K or T₁ = 330.71 K
The lowest temperature = 263.59 K which is -9.6°C
The lowest temperature = -9.6°C.
Fill in the Blank
Complete the sentence.
modeling is
a design for the underlying shape to represent exterior surfaces that includes shapes and curvatures.
The completed sentence is: Modeling in computer-aided design (CAD) is a design for the underlying shape to represent exterior surfaces that includes shapes and curvatures.
What is computer aided design and how is it important to modelling?Computer-aided design (CAD) is the use of computer software to create, modify, analyze, and optimize designs for a wide range of industries and applications. CAD software is used by engineers, architects, designers, and manufacturers to create 2D and 3D models, drawings, and simulations of products, buildings, and structures.
CAD is important to modelling because it allows designers to create highly accurate and detailed representations of their designs, which can be easily modified, tested, and optimized before production.
This can save time and money by reducing errors and minimizing the need for physical prototypes. CAD also enables collaboration among team members and stakeholders, and facilitates the integration of design data into other stages of the product development process.
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hello it of JOSPHE BRO DONT ANSWER
4. What is the unit of measure for electricity consumption?
A.Therm
B.Kilowatt-Hour
C.Pounds
D.Kilowatt
Note that the Unit of Measure for electricity consumption is: "Kilowatt-Hour" (Option B)
Why is Unit Of measure important?Unit of measure is important because it provides a standardized way of expressing quantities and measurements that can be easily understood and communicated across different contexts and languages.
It ensures consistency and accuracy in scientific, commercial, and industrial applications, and facilitates efficient exchange of goods and services.
Without standardized units of measure, there would be confusion, errors, and inefficiencies in all aspects of daily life that involve measurements, from cooking recipes to international trade.
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Please help. I'm not too sure!
Answer:
I think it would be 83% because petroleum, natural gas, and coal are fossil fuels.
Ask a question about your assignment
Answer:
Why is school so hard lol
Explanation:
Answer:
look at each of the section headings below and make a prediction about the main idea of each section.
Explanation:
Can you help me with this please?
why a biomedical engineer would need to dilute any solutions?
Biomedical engineers may need to dilute solutions for several reasons. One common reason is to adjust the concentration of a particular substance to a desired level for experimental or clinical purposes.
Dilution allows for precise control over the concentration of a solution, enabling researchers or healthcare professionals to study the effects of different concentrations of substances on biological systems.
In biomedical engineering, dilution is often employed when working with drugs or therapeutic agents. By diluting a concentrated drug solution, engineers can create different dosages suitable for specific applications. This is crucial for ensuring patient safety and achieving desired therapeutic outcomes.
Additionally, dilution is necessary for calibration and quality control purposes in biomedical engineering. Diluting stock solutions of known concentrations can generate a range of standard solutions used to calibrate instruments, verify measurement techniques, or assess the accuracy of analytical methods.
Dilution plays a critical role in ensuring accurate and reliable data collection, analysis, and experimentation within the field of biomedical engineering.
In summary, dilution is an essential technique for biomedical engineers as it allows them to control the concentration of substances, customize drug dosages, and maintain accuracy in calibration and quality control processes, all of which are vital for research, development, and healthcare applications.
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Lithium-ion batteries are considered dry-cell batteries.
A) TrueB) False
Answer:
True
Explanation:
An environmental engineer is researching a new kind of biodegradable plastic and finds exciting results for the rate of decomposition. The engineer wants to make sure that their findings will be available to a diverse audience. Their hope is that journalists, professionals from other industries, and future environmental engineers will be able to read them. Which type of publication would best support the engineer's goals
Answer:
Open access journal about environmental engineering
Explanation:
Open access is a policy that gives the public access to scientific documents and data (such as research findings). By publishing in an open access journal, the engineer would make it possible for anyone to read the results, regardless of their qualifications or financial status.
Can someone draw a electric circuit with electrical symbols for this
"In the hall there is one light bulb that can be turned on and off at both ends of the room and an electric bell. The room has two floor lamps that turn on on the spot and one socket without grounding for the TV."
Answer:
i cant draw it
i am sry
Explanation:
Answer:
Yes, there can be a symbol drawn for this.
Explanation:
50 POINTS! - How to find scale of a design to real life?
(QUESTION EXPLANATION/CONTEXT)
So I have a culminating project and we need to make a 3D model of a bus shelter. My bus shelter is 14 inches high in the 3D modelling editor and supposed to be 157 inches in real life. I need the scale for that size. I am not sure how to find it. If you need any additional info about the design, just comment and I'll send it. ty!
To find the scale of your 3D model in relation to real life, you can use the following formula:
Scale = Real Life Size / Model Size
In your case, the real-life size of the bus shelter is given as 157 inches, and the model size is 14 inches. Plugging these values into the formula:
Scale = 157 inches / 14 inches
Scale ≈ 11.21
Therefore, the scale of your 3D model would be approximately 1:11.21. This means that one unit in your 3D model represents 11.21 units in real life. To convert any measurements from your 3D model to real-life measurements, you would multiply them by the scale factor.
What is the role of the Interstate Commerce Commission?
to ensure fair and even pricing and limit amounts charged to customers
to carry out safety regulations imposed by the Occupational Safety and Health Administration (OSHA)
to remove pricing restrictions and limits on amounts charged to customers
to limit regulation to transportation companies that operate in multiple states
In the United States, the Interstate Commerce Act of 1887 established the ICC as a separate regulatory body. The main goal of the ICC was to control the operations and economics of certain carriers.
What was the Interstate Commerce Commission's purpose?The Interstate Commerce Commission was created to oversee the railroad business by the Interstate Commerce Act, which was adopted on February 4th, 1887. As a result of this act, the railroads were the first industry to be supervised by the federal government.
Where is the headquarters of the Interstate Commerce Commission?Contact the Office of Public Services at the Interstate Commerce Commission, located at Twelfth Street and Constitution Avenue NW, Washington, DC 20423, for further information. Phone, 202-927-5350.
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What are six resources for helping you decide which type of business to start and how to start it?
Answer:b
Explanation:
if a bolt extractor breaks while removing a broken bolt what will happen
Answer:When these bolts break, it's because they are actually stretched, thus elongating the threads.
Explanation:because that is the answer
The electric drive system in a hybrid vehicle is being discussed. Technician A says the electric drive system increases the speed of the internal combustion system increases the speed of the internal combustion up to 2,500 rpm whenever the vehicle is stopped and idling. Technician B says the regenerative braking system adds mechanical stress and intensifies part wear of the conventional friction brake pads and brake rotors. Who is right?
The statement made by Technician A is inaccurate. The hybrid car's electric propulsion system does not boost the idle speed of the internal combustion engine.
Why is Technician A incorrect?Rather than idling the engine, the electric motor is usually able to supply power when the vehicle is at a standstill or moving at a slow pace, thus resulting in reduced or eliminated engine idle needs.
The accuracy of Technician B's statement is somewhat accurate. Hybrid cars' regenerative braking systems efficiently accumulate the energy released during deceleration, converting it into electrical energy and storing it in the battery.
The system's responsibility of reducing the vehicle's speed can actually diminish the wear on usual brake components, rather than intensifying it. The reason for this is that the vehicle requires lower levels of friction when the regenerative braking is actively assisting in decelerating.
Both Technician A and Technician B are partly erroneous in their assertions.
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PLEASE HELP ME RIGHT NOW!!
Biomechanics informs runners on the best form for the greatest speed and lowest risk of injury. There are several websites and videos dedicated to instructing runners how to run effectively with correct biomechanics.
For this project, you are to measure and compare running speed using proper biomechanics versus running speed while not using proper biomechanics. Present your findings in a 300 word paper.
The experiment: Measure a 100-meter straight line. Research the biomechanics of running.
1st Attempt: Either you or another individual run the 100-meter as fast as possible without applying biomechanics. Have someone time this run using a timer or stopwatch.
2nd Attempt: The same person runs the 100 meters as fast as possible, applying the biomechanics information provided from one of the websites above or one you find on your own. Have someone time this run using a timer or stopwatch.
Equipment needed: stopwatch or timer
Your paper should include:
a title;
information on the biomechanics of running;
results of the experiment (timed run with and without applying biomechanics information);
discussion of the results of your experiment;
what elements of STEM were applied to improve running;
at least 300 words.
a reference page.
Your project should be:
well-organized;
contain appropriate language;
contain proper grammar, punctuation, and spelling;
contain information from credible sources;
contain a reference page listing all sources used for the assignment.
Answer:
i cant help sorry
Explanation:
Answer:
Today we are doing a project on biomechanics. For this project we are going to use stem variables with running to test the difference in this project.Biomechanics is the study of the structure, function and motion of the mechanical aspects of biological systems, at any level from whole organisms to organs, cells and cell organelles, using the methods of mechanics. The objective of this assignment is to record someone running 100 m and recording another person running the same distance but with another variable. I'm kind of thinking that the second person would wear leg weights for the second 100 m but that is just a thought.
So the first part is measuring the 100m test. It was not that hard and it did take a little time but in the end we got it from the start of my block to the middle of the block. After measuring then came the second step : thinking of the variable for the second person. So when i thought about this for the first time i did not think what variable to add and then when i actually thought that i could make this a little harder on the second person just for the test and a little fun and decided that the second person was going to wear leg weights while running the 100 m. after that i got a stopwatch and two friends to do this project for me. The faster friend had leg weights and the slower friend did not have any.i did this to improve the slower friend I told the first person that he was going to run 100 m. after that he started running and I recorded the time. It was 28 seconds. Then i told the second friend to also run the 100m but i also told him that he was going to wear leg weights. After that it took him a long 35 seconds including breaks to finish his 100 m.
Explanation:
there u go and just say any source you want. this is for all the people who did not want to take a long time doing this project ur welcome
A piece of shaft 1 1/4 inch in diameter is 3/16 inch too large for a whole. What is the size of the hole? (For welding class)
If the piece of shaft 1 1/4 inch in diameter is 3/16 inch too large for a hole. the size of the hole is going to be calculated as: 1.0643 inches
How to find the size of the holeThe piece of shaft is given as 1 1/4 inch in diameter
The difference that lies between the shaft and the hole is said to be 3/16 inch. This is due to the fact that the question says that it is 3/16 inches too large for the hole.
Therefore the size of the hole would be gotten by:
1 1/4 inch - 3/16 inch
= 1.25 - 0.1857
= 1.0643
Therefore the size of the hole that we have here is 1.0643 inches.
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Education is the foundation of profession. Justify
Answer:
Explanation:
Foundations of Education refers to a broadly-conceived field of educational and profoundly important academic and professional purpose unifies persons Education as a profession in remarks made in relation to the expertise has long been the foundation of free and open academic inquiry.Setting goals for schools and students is an important process. It helps to motivate people when there is something specific to aim for. It is also a good way to show the clear path to success. The principal should work with the teachers to develop a plan and mission for the school
plz mark as brainliest
Quality professional development/Education is the fundamental for employment since we cannot acquire a job or work if we do not have a quality professional education.
Explanation to the following answer is as follows;
Foundational studies encourage examination of educational institutions' aim, significance, and consequences, including schools.Education encourages pupils to establish their individual value views on education via critical research and personal reflection.Whenever there is a clear goal to strive towards, education may help inspire individuals. It is also an excellent method to provide a clear route to achievement.The administrator should collaborate with the teachers to create a school strategy and mission.Learn more:
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Please Help Me Solve This!
The odds of the next two rolls yielding a 5 are theory 0.0278. Option (C) is hence the appropriate response.
An explanation for a phenomena, or the conclusions drawn from such an explanation, is referred to as a hypothesis. Observational study or research are two procedures that are frequently linked to contemplative and logical thought.
theory might be based on science, come from a rolls non-scientific field, or be unrelated to any field at all. Depending on the situation, a theory's statements could, for instance, offer broad explanations of how nature functions.
Despite having Greek roots, the word has evolved to include a number of similar meanings in current usage.
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Harold Jordan has always dreamed of owning his own split-level home nestled in the mountains. He has saved $50,000 to purchase the building site and is excited to begin looking for an appropriate site. His initial search turned up three properties he thinks would work:
A. A 5-acre lot halfway up a mountain in a very rural area with an asking price of $35,000.
B. A 3-acre lot on flat land in a small town with a great view of the mountains in the distance, with an asking price of $45,000.
C. A 5-acre lot in gently rolling foothills, in a highly developed area, with an asking price of $40,000.
Given this information, answer the following questions.
1. What other factors should Mr. Jordan consider before he makes his final choice?
2. If you were Mr. Jordan, which lot would you choose, and why?
Other factors Jordan needs to consider are the costs for making the building site appropriate including access to electricity, water, etc. Based on this and his interests, I would buy the first site.
What are the factors to consider when you buy a property?There are many factors that should be considered, the main ones include:
Own interests and preferences.Budget.Features of the property.Additional costs.In the case of Jordan, he will need to consider the additional costs required to make the property appropriate for the building.
What is the best option?The best option is the first property because this meets his interests and it is below the budget by $15,000 which can be used to adapt the property.
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A bicycle with 540mm wheel diameter passes over a segment arched culvert of radius 760mm. draw the locus of a point on the circumference of the wheel when it makes one complete revolution
In order to draw the locus, we can construct a circle with a radius of 1696.62mm centered at the center of the culvert.
How to calculate the valueThe diameter of the wheel is given as 540mm, so the radius of the wheel is half of that: 540mm / 2 = 270mm. The circumference of the wheel can be calculated as 2π times the radius: 2π × 270mm
≈ 1696.62mm.
Since the circumference of the wheel is approximately 1696.62mm and point P traces out a circle, the locus of point P will be a circle with a circumference of 1696.62mm.
Hence, to draw the locus, we can construct a circle with a radius of 1696.62mm centered at the center of the culvert.
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30POINTS
Explain why relying on a concentrating solar power system would not be the best choice for an alternative energy source in the Columbia River Basin in Washington State.
Answer:
Concentrating solar power (CSP) plants use mirrors to concentrate the sun's energy to drive traditional steam turbines or engines that create electricity. The thermal energy concentrated in a CSP plant can be stored and used to produce electricity when it is needed, day or night. Today, roughly 1,815 megawatts (MWac) of CSP plants are in operation in the United States.
Parabolic Trough
Parabolic trough systems use curved mirrors to focus the sun’s energy onto a receiver tube that runs down the center of a trough. In the receiver tube, a high-temperature heat transfer fluid (such as a synthetic oil) absorbs the sun’s energy, reaching temperatures of 750°F or higher, and passes through a heat exchanger to heat water and produce steam. The steam drives a conventional steam turbine power system to generate electricity. A typical solar collector field contains hundreds of parallel rows of troughs connected as a series of loops, which are placed on a north-south axis so the troughs can track the sun from east to west. Individual collector modules are typically 15-20 feet tall and 300-450 feet long.
Compact Linear Fresnel Reflector
CLFR uses the principles of curved-mirror trough systems, but with long parallel rows of lower-cost flat mirrors. These modular reflectors focus the sun's energy onto elevated receivers, which consist of a system of tubes through which water flows. The concentrated sunlight boils the water, generating high-pressure steam for direct use in power generation and industrial steam applications.
Explanation:
Technician A says test lights are great for performing simple tests. Technician B says you can use a test light to check SRS circuits and computer circuits. Who is correct
The technician that is correct about either testing lights for simple tests or to check SRS Circuits is; Technician A.
Which Technician is Correct?First of all it is pertinent to note that test lights are generally small bulbs that are turned on by the voltage and current flowing through the circuit in analog circuits.
Now, the two values of voltage and current are high and sufficient to light up the bulb. However, in digital circuits, the current is very small in the order of milliamps, and as a result there is not enough power to turn on the lights.
Thus, we can conclude that Technician A is correct.
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Handsaw teeth are very sharp: to avoid being cut by the teeth, keep hands and fingers well away from the
path of the blade
Dampers dampers springs are used inside some valve spring to
A. retain valve stem seals.
B. keep the valve spring attached to the valve.
C. decreased valve spring pressure.
D. prevent valve spring surge.
Which of the following is usually performed by a scientist even though it is not considered a formal step in the scientific method?
A. communicate results
B. catalog information
C. discard data
D. withhold findings
A step which is usually performed by a scientist even though it is not considered a formal step in the scientific method is: D. withhold findings.
The steps of a scientific method.In Science, an effective and efficient way to follow the scientific method during a research work include the following:
Make observations.Ask questions.Construct a hypothesis.Test the hypothesis with an investigation.Analyze the data.Explain the result.Communicate the result.In conclusion, some scientist are guilty of withholding their findings even though it is not considered as being a formal step in the scientific method.
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In the event of a crash, Personal Injury Protection (PIP) coverage pays toward the medical costs for _____.
A. any injuries you cause to others
B. any injuries that are not your fault
C. your injuries if you are not at fault
D. your injuries, regardless of who's at fault
Answer:
The answer is D. Your injuries, regardless of who's at fault.
Can you give me examples of reciprocating motion?
Answer:
Other examples of reciprocating motion include piston pumps and compressors, roller pressure and tensioning systems, material testing devices, and insertion machines.
Explanation: