Answer:false
Explanation:
Bc
At what frequency should a 200-turn, flat coil of cross sectional area of 300. 0 cm2 be rotated in a uniform 30. 0-mt magnetic field to have a maximum value of the induced emf equal to 8. 0 v?.
= 7.1 Hz
By Emf = -N∆(BA)/∆t
8 = [200 x 30 x 10^-3 x 300 x 10^-4]/∆t
∆t = 0.023 sec
n = 1/T = 1/0.023 = 44.44 Hz
angular frequency = 44.44/2pi
= 7.1 Hz
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Technician A says that primary vibration is created by slight differences in the inertia of the pistons between top dead center and bottom dead center. Technician B says that secondary vibration is a strong low-frequency vibration caused by the movement of the piston traveling up and down the cylinder. Who is correct? O A. Neither Technician A nor B OB. Technician B O C. Both Technicians A and B D. Technician A
Neither technician Technician or B is correct in the statement above.
What leads to primary vibration?Vibration is a factor that is said to be caused by one or more other factors that occur together at any given time.
This can be due to actors such as imbalance, misalignment, wear and looseness and others. An imbalance occurs due to a "heavy spot" that is found inside a rotating component and it will lead to vibration when the unbalanced weight is said to rotates in circles round the machine's axis.
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R-744 refrigerant is bad why
Answer:
Explanation:
R-744 is seen as the 'perfect' natural refrigerant as it is climate neutral and there is not a flammability or toxicity risk. It is rated as an A1 from ASHRAE. While it is non-toxic there is still risk if a leak occurs in an enclosed area as R-744 will displace the oxygen in the room and could cause asphyxiation
what is the condition for sampling frequency to reconstruct the information signal ?
based on your understanding of how the fsm system works, which of the following are examples of a finite machine system? combinational locks control mechanism of elevator digital watches traffic light
A Mealy machine alters its output in accordance with its input and status at the time. The output of a Moore Machine can only be determined by its current condition.
The current input is unrelated to it. Mealy and Moore State Machine construction takes place in Verilog. FSM definition Mealy and Moore State Machine construction takes place in Verilog. FSM definition A type of computer model known as a finite state machine, or FSM, simulates or explains sequential logic. What results from a Moore FSM? The current environment is the only element affecting the results of Moore FSM. Along with the current state, the current input also has an impact on the outputs. Mealy and Moore FSM share the same fundamental structure. To do this with a Finite State Machine controller, three states are required (3). In a finite state machine, only one state or event can happen at once.
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underground pipes are used to circulate water or air to produce _____.
Underground pipes are indeed used to circulate water or air to produce geothermal energy.
Geothermal energy is a renewable energy source that harnesses the heat stored beneath the Earth's surface.
Underground pipes, known as geothermal heat exchangers or geothermal loops, are an essential part of geothermal energy systems. These pipes are installed deep into the ground, where the temperature remains relatively constant.
In a geothermal system, water or a heat transfer fluid is circulated through the underground pipes.
The fluid absorbs heat from the surrounding earth or transfers heat to it, depending on the specific geothermal technology being used.
The circulated fluid then returns to the surface, where the captured heat is extracted and used for various purposes.
Geothermal energy can be utilized for heating and cooling applications. In heating, the captured heat is used to warm buildings, provide hot water, or support industrial processes.
In cooling, the geothermal system can absorb heat from buildings and release it into the ground, resulting in efficient and environmentally friendly cooling.
The underground pipes play a crucial role in the geothermal energy production process by facilitating the transfer of heat between the Earth's subsurface and the surface.
By circulating water or air through these pipes, geothermal systems can effectively harness the Earth's natural heat and convert it into a usable form of energy.
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which of the following is statements explains why there are fewer limitations on solar energy use than there were in the past? (select the two correct answers.)
The options statements that explains why there are fewer limitations on solar energy use than there were in the past is option C and B:
countries that have the metals needed to produce solar panels will not sell these metals to other countries solar panels are expensive to install, and sunlight is only available part of the dayWhat are the limitations of solar energy?When it's cold outside and there are cloudy days, productivity is generally slow. Installation and initial costs are high. Large surface areas are needed for production at the consumer level.
While traditional energy sources can be dispatched whenever we need them, solar energy is intermittent and cannot provide electricity on demand without storage. However, it does produce a sizable amount of energy during the day.
Here are a few of the most significant drawbacks of solar energy that you should take into account before going solar.
hefty investment The relatively high cost of solar panel installation is one of the most significant drawbacks of solar cells.Interior Needs..Seasonal Energy. Solar Cells on Your Accommodation.Learn more about solar energy from
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See full question below
a. efficiency is improving
b. countries that have the metals needed to produce solar panels will not sell these metals to other countries
c. solar panels are expensive to install, and sunlight is only available part of the day
d. climate change is increasing cloud production thereby reducing available sunlight
A gas has an initial volume o.25m^3, and absolute pressure 100kPa. Its initial temperature is 290k. The gas is compressed into a volume of o.O5m^3 during which its temperature rises to 405k. Calculate its final pressure using the formula . P1V1/T1=p2V2/t2
Answer:
698.3KpaExplanation:
Step one:
given data
V1=0.25m^3
T1=290k
P1=100kPa
V2=0.5m^2
T2=405k
P2=? final pressure
Step two:
The combined gas equation is given as
P1V1/T1=P2V2/T2
Substituting we have
(100*0.25)/290=P2*0.05/405
25/290=0.5P2/405
0.086=0.05P2/405
cross multiply
0.086*405=0.05P2
34.9=0.05P2
divide both sides by 0.05
P2=34.9/0.05
P2=698.3Kpa
Therefore the new pressure is 698.3Kpa when the gas is compressed
Most ceilings are covered with plaster or…
Explanation:
Most ceilings are coverd with plaster or board.
difference between PN junction diode and Bipolar diodes?
PN junction diode and bipolar junction diode are two types of diodes with distinct characteristics and functionalities.
A PN junction diode is a semiconductor device formed by the junction of a p-type region and an n-type region. It operates based on the principle of a PN junction's rectifying behavior, allowing current flow in only one direction. When a forward bias is applied, the diode conducts current, while in reverse bias, it acts as an insulator. PN junction diodes are commonly used for rectification and signal demodulation in electronic circuits.On the other hand, a bipolar junction diode (BJT) consists of three regions: the emitter, base, and collector. It functions as a current-controlled device and can operate in two modes: NPN (negative-positive-negative) and PNP (positive-negative-positive). BJTs are known for their ability to amplify signals and are widely used in applications such as amplifiers, switches, and digital logic circuits.In summary, the main difference between PN junction diode and bipolar junction diode lies in their construction and operating principles. PN junction diodes are based on a single PN junction and primarily used for rectification, while bipolar junction diodes are composed of multiple regions and employed for signal amplification and switching.
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What does the nec section 420. 6 (a) state that the tables are not used for?
Section 420.6(a) of the National Electrical Code (NEC) states that the tables should not be used for calculating the maximum number of conductors that can be installed in various raceway and cable types.
It is a standard of practice for the safe installation of electrical wiring and equipment in the United States. The NEC is updated every three years to reflect the most up-to-date electrical safety practices.In 2020, the latest NEC was released. The NEC contains regulations for everything from electrical wire size to electrical panel installation. Its goal is to ensure the safe installation of electrical systems in both residential and commercial settings.
Section 420.6(a) is part of Article 420 of the NEC, which covers installation standards for electrical equipment used in a hazardous (classified) location. Hazardous locations are areas where combustible gases, vapors, dusts, or fibers exist in concentrations that could cause a fire or explosion if a source of ignition were present. Section 420.6(a) of the NEC states that the tables used to determine the maximum number of conductors that can be installed in various raceway and cable types should not be used for calculating.
The tables are not a substitute for proper engineering calculations when designing an electrical system. This means that the tables should be used as a general guide, but not as the only means of determining the maximum number of conductors that can be installed.
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numericals related to hydrology engineering - Flood routing.
Need the sol as soo as possible
Thank you.
Where the above hydrology engineering flood routing conditions are given, the Muskingum coefficients for reach A-B are:
C1 = 0.606
C2 = 0.182
C3 = 0.212
What is the explanation for the above response?
To calculate the Muskingum coefficients for reach A-B, we need to use the following equations:
Q[n] = K*(P[n] + X*Q[n-1] + (K-X)Q[n-2])/(2K-X)
where Q[n] is the discharge at point B at time n, P[n] is the excess precipitation at time n, and K and X are the Muskingum coefficients.
We can first calculate the total excess precipitation over the two hours in sub-basin 2:
P_total = 0.78 + 1.12 = 1.9 inches
To convert this to a unit hydrograph, we can divide by the total volume of runoff produced by 1 inch of excess precipitation over sub-basin 2. This volume can be calculated as follows:
Volume = (1 hour)(1 acre)(1 inch)/(12 inches/foot)*(4840 square yards/acre) = 3630 cubic feet
Therefore, the unit hydrograph for sub-basin 2 is:
Time [hr] 0 1 2 3 4 5 6 7 8
Q (CFS) 0 36300.2 36300.67 36301 36300.73 36300.4 36300.19 3630*0.08 0
Now we can use the Muskingum method to calculate the discharge at point B. We'll assume that the excess precipitation is uniformly distributed over sub-basins 1, 2, and 3, and that the hydrograph for sub-basins 1 and 3 are triangular with a peak of 500 cfs and a base of 6 hours.
To simplify the calculations, we can first calculate the coefficients C1, C2, and C3 using the following equations:
C1 = (2K-X)/(2K+X)
C2 = (K-X)/(2K+X)
C3 = K/(2K+X)
Using K=2.3 hours and X=0.15, we get:
C1 = 0.606
C2 = 0.182
C3 = 0.212
Now we can calculate the discharge at point A for each hour of the storm:
Time [hr] 0 1 2 3 4 5 6 7 8
P [in] 0 0.95 0.95 0 0 0 0 0 0
Qt [cfs] 0 500/60.78/2+36300.20.95+500/61.12/2 500/60.78/2+36300.670.95+500/61.12/2 0 0 0 0 0 0
Qb [cfs] 0 0 600C1+QtC2 2000*C1+QtC2 3000C1+QtC3 2200C1+QtC2 1200C1+QtC2 700C1+QtC2 300C1+QtC2 100C1
In the second hour, the discharge at point B is given by:
Qb[2] = 600C1 + Qt[2]C2 = 6000.606 + (500/60.78/2+36300.20.95+500/6*1.12/2)*0.182 = 715.7 cfs
Therefore, the Muskingum coefficients for reach A-B are:
C1 = 0.606
C2 = 0.182
C3 = 0.212
Note that the Muskingum method is an approximation and assumes that the inflow hydrograph is continuous and has a smooth transition between time steps. In reality, the hydrograph may be more jagged
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What is the first step that needs to be taken when troubleshooting a network incident?a. Document the incidentb. Identify the problemc. Remediate the incidentd. Establish a theory of the incident
During troubleshooting a network incident, the first step is to identify the problem.
How is a network connection troubleshooted?Go to Settings > Network & Internet > Status by clicking the Start button. Choose Network troubleshooter from the list under Modify your network settings. By according to the troubleshooter's recommendations, see if the problem has been fixed.
What constitutes a troubleshooting fundamental?The following are the steps in the troubleshooting process:
Determine the issue.Create a likely cause theory.To ascertain the cause, test the theory.Make a plan or action to tackle the issue and put the solution into practice.Verify the complete system's functionality, and if necessary, take preventative action.To know more about Troubleshooting a Network visit:
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1. Plot these two state points on a pressure (ordinate) - volume (abscissa) plane: at state $1, P_1=60 {Bar}, {V}_1=100 {li}$; at state $2, {p}_2=10 {bar}, {V}_2=700 {li}$. Now join them with a single straight line. (a) What will be the pressure and volume of a third state point located on this line and mid-way between the first two state points? (b) From a right triangle using the straight line as the hypotenuse. What will be the pressure and volume of the state point located at the junction of the two legs of the triangle?
(a) The pressure and volume of the third state point located midway between the first two state points will be approximately 35 Bar and 400 li, respectively.
(b) The pressure and volume of the state point located at the junction of the two legs of the right triangle will be approximately 40 Bar and 250 li, respectively.
(a) To find the pressure and volume of the third state point, we can use the concept of linear interpolation. Since the two given state points are joined by a straight line, we can determine the pressure and volume at the midpoint by taking the average of the corresponding values of the two points. Thus, the pressure at the third state point is (60 + 10)/2 = 35 Bar, and the volume is (100 + 700)/2 = 400 li.
(b) In a right triangle, the hypotenuse represents the straight line joining the two state points. By using the Pythagorean theorem, we can calculate the length of the hypotenuse, which corresponds to the pressure and volume at the junction of the two legs. The difference in pressure between the two state points is 60 - 10 = 50 Bar, and the difference in volume is 700 - 100 = 600 li. Treating these differences as the legs of a right triangle, we can calculate the hypotenuse length using the theorem. The pressure at the junction point is given by sqrt((40^2) + (50^2)) = 40 Bar, and the volume is sqrt((250^2) + (600^2)) = 250 li.
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which of the following is not a common reason cited for building large dams on rivers?
a. raise groundwater levels upstream b. flood control c. recreation
Raise groundwater levels upstream is not a common reason cited for building large dams on rivers.
The correct answer to the given question is option a.
Out of the given options, "raise groundwater levels upstream" is not a common reason cited for building large dams on rivers. The primary reasons for building large dams are flood control, hydroelectric power generation, and water storage for irrigation and drinking purposes.
Flood control is a major reason for building large dams as they can regulate the flow of water during heavy rainfall or storms, preventing floods downstream. Hydroelectric power generation is another reason for building large dams as they can produce a significant amount of electricity, reducing the dependence on non-renewable sources.
Water storage for irrigation and drinking purposes is also a common reason for building large dams, particularly in areas where water scarcity is a significant problem. Dams can store water during the wet season and release it during the dry season, providing a reliable source of water for agriculture and drinking purposes.
Recreation is also a reason for building dams, particularly in areas where the reservoirs created by the dams can be used for boating, fishing, and other water-based recreational activities.
In conclusion, while there are multiple reasons for building large dams on rivers, raising groundwater levels upstream is not a common reason cited for building such structures.
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What computer program can you use to publish and share a research project with others?
Excel Charts
Email application
Pie chart program
Word Online
Answer:
Word Online is the program
If it is an animal then it is an organism convert it in first order logic
Answer:
This is not an engineering question.
Explanation:
evaluate the utility of the following potential hash functions. tell whether or not each is acceptable. if the hash function is unacceptable, please explain why for full credit
The utility of a hash function is measured by how well it distributes the input keys across the hash table. The goal is to have a minimal number of collisions, which can cause slower retrieval times. Here are several potential hash functions and their acceptability:
1. Hash function: taking the first letter of the key
Acceptability: This hash function is not acceptable because it would cause a lot of collisions. For example, all keys starting with the same letter would be hashed to the same index.
2. Hash function: adding up the ASCII values of each character in the key
Acceptability: This hash function may work for short keys, but it would not be efficient for longer keys as the sum of the ASCII values may become too large. This could cause more collisions, leading to slower retrieval times.
The acceptability of a hash function depends on how well it distributes the keys and minimizes collisions. Hash functions that cause too many collisions can slow down retrieval times, while hash functions that distribute keys evenly can improve retrieval times.
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in order for a new block to be added to the blockchain, four criteria must be met. which of the following are examples of the required criteria? more than one answer may be selected.
in order for a new block to be added to the blockchain, a transaction must occur, the transaction must be verified, the transaction must be stored inside of a block, the block must be given a hash. To be a part of the blockchain, one can opt to be a node in the blockchain network system.
What is a Blockchain?A blockchain is a distributed digital ledger that records transactions in a tamper-proof and decentralized manner.
It consists of a chain of blocks that contain information about multiple transactions, and each block is connected to the previous one in a chronological and secure way. Blockchain technology is primarily known for its use in cryptocurrencies like Bitcoin, but it has many other potential applications in various industries.
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a homeowner consumes 700 kwh of energy in march. determine the average cost per kwh for the month using the following residential rate schedule: base monthly charge of $10.00. first 100 kwh per month at 16 cents/kwh. next 200 kwh per month at 10 cents/kwh. over 300 kwh per month at 6 cents/kwh.
Answer:
10 cents/kwh
Explanation:
Base monthly charge = $10.00
First 100 kwh at $0.16/kwh = $16.00
Next 200 kwh at $0.10/kwh = $20.00
Remaining 400 kwh at $0.06/kwh = $24.00
Total charge = $10 + $16 + $20 + $24 /(100+200+400)
Average cost = $70/700 or 10 cents/kwh
ipcc not incorporating the impact of climate change on hazards such as heat waves and flooding will potentially significantly underestimate the risks presented by these hazards
The most important thing humans can do to assist nature in battling climate change is to safeguard the world's natural environments, which hold billions of tons of this "living carbon."
However, the conclusion is that regional climate changes, particularly temperature rises, are having an impact on natural systems all over the world, and that these temperature increases are very likely caused by anthropogenic emissions of greenhouse gases. By the end of this century, extreme sea level occurrences that formerly happened once every 100 years could occur annually. The loss of seasonal snow cover, glacier and ice sheet melting, and summer Arctic Sea ice will all be accelerated by further warming.
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The Z register is never updated in any microoperation found in the RSC's microcode specification, which brings up the following questions: a. Under what condition is the Z register updated? b. When Z is updated, under what condition would it be set to zero? c. When Z is updated, under what condition would it be set to one?
Based on the information provided, we can assume that the Z register is not updated through any of the microoperations in the RSC's microcode specification. However, we do not have enough information to determine under what conditions the Z register would be updated.
In general, microcode specifications define the microoperations that are performed by the processor's control unit to execute machine instructions. These microoperations can include operations such as register transfers, arithmetic and logic operations, and conditional branching.
It is possible that the Z register is updated through a microoperation that is not explicitly listed in the RSC's microcode specification. Alternatively, the Z register may only be updated under specific conditions that are not mentioned in the specification.
To determine under what conditions the Z register is updated, we would need to consult the processor's architecture manual or datasheet, which should provide a detailed description of the processor's register set and instruction set.
As for whether the Z register would be set to zero or one when it is updated, this would depend on the specific instruction being executed and the logic implemented in the microcode. Generally, the Z register is used to store the result of a comparison or arithmetic operation and is set to zero if the result is equal to zero and set to one if the result is not equal to zero. However, this may vary depending on the specific implementation.
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The measurement of
well a centrifugal pump is performing.
can provide the operator with a good indication of how
A centrifugal pump's performance can be measured using several parameters, including flow rate, head, power consumption, and efficiency.
How to explain the pumpHere's how each parameter can indicate how well a centrifugal pump is performing:
Flow rate: This refers to the volume of liquid that the pump is able to move in a given period. Measuring the flow rate can indicate whether the pump is operating at the desired capacity. If the flow rate is too low, the pump may be experiencing some obstruction, while a flow rate that is too high can indicate a pump that is overworked.
Head: This is the energy that the pump imparts to the liquid, expressed in terms of pressure. A high head indicates that the pump is generating sufficient pressure to overcome any resistance in the piping.
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what is the answer What will finally break the internet?
At a specified point on a highway, vehicles are known to arrive according to a Poisson process. Vehicles are counted in 20-second intervals, and vehicle counts are taken in 120 of these time intervals. It is noted that no cars arrive in 18 of these 120 intervals. Approximate the number of these 120 intervals in which exactly three cars arrive. Estimate the percentage of time headways that will be 10 seconds or greater and those that will be less than 6 seconds.
A parallel circuit has a resistance of 280 and an inductive reactance of 360 02. What's this circuit's impedance?
Answer:
540 W
Explanation:
in fort a shied pot is 50
Printing a list Write an expression to print each price in stock prices. Sample output with inputs: 34.62 76.30 85.05 $ 34.62 $ 76.30 $ 85.05 1 # NOTE: The following statement converts the input into a list container 2 stock_prices - input().split() 5 4 for "solution goes here": print('s', price) Run TL
The given code snippet is for printing each price in stock prices. Let's breakdown the code and see what it does: stock_prices - input().split() This statement converts the input into a list container.
It takes input from the user and splits it into a list of elements separated by whitespace characters. Here, the variable 'stock_prices' stores the list of prices that we have entered. for "solution goes here": print('s', price) Here, we loop through each price in the list and print it along with a prefix 's'. This prefix can be removed as it is not required for the given problem statement. The corrected code snippet is given below: stock_prices = input().split()for price in stock_prices: print(price) We can run this code and test the output with the sample inputs given in the question. The output will be: 34.62 76.30 85.05
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Using python, the required program whereby individual prices are printed with the currency sign attached can be written as stated below
Python programTo print each price in stock prices, you can use a loop to iterate through the list and print each value preceded by the dollar sign symbol "$". Here's an example expression in Python:
stock_prices = [34.62, 76.30, 85.05]
#creating a list of stock prices with the variable name stock_prices
for price in stock_prices:
print("$", price)
#iterate through each price in the list and add the dollar sign
Hence, the program prints each and every value in the stock price list with a dollar sign attached to each printed price.
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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.
Question:
Why is my step-sis stuck in the washing machine every day?
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Please, answer quick! I really need help figuring this out.