Answer: If both triggers occur at the same time, it could cause unpredictable behavior or a race condition.
Explanation: It is generally not recommended to set the priority of edge triggers F and G to the same level. This is because edge triggers are designed to detect the transition of a signal from one logic state to another, and if two signals transition at the same time, it can lead to unpredictable behavior.
If both edge triggers occur at the same time, it may lead to a race condition where the system cannot determine which trigger to respond to first. This can result in an inconsistent or undefined output.
To avoid this situation, it is recommended to set the priority of edge triggers F and G to different levels or to use a combination of edge and level triggers to ensure that the system can handle all possible signal transitions in a reliable and predictable way.
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s the elastic potential energy stored in the pole of a pole vaulter the only the only type of potential energy involved in pole-vaulting? group startsyes or noyes, unselectedno, unselected
No, the elastic potential energy stored in the pole of a pole vaulter is not the only type of potential energy involved in pole-vaulting.
In pole-vaulting, there are multiple forms of potential energy involved. While the elastic potential energy stored in the pole plays a crucial role, other forms of potential energy include gravitational potential energy and kinetic energy.
1. Elastic Potential Energy: The pole used in pole-vaulting is typically made of flexible materials, such as fiberglass or carbon fiber, which store elastic potential energy when bent or compressed. This stored energy is then released, propelling the vaulter upwards.
2. Gravitational Potential Energy: As the vaulter reaches the highest point of their vault, they have gained gravitational potential energy due to their increased height above the ground. This potential energy is converted into other forms of energy as the vaulter descends.
3. Kinetic Energy: Throughout the vaulting process, the vaulter's body also possesses kinetic energy, which is the energy of motion. The vaulter's initial speed and subsequent acceleration contribute to their kinetic energy, allowing them to gain momentum and clear the bar.
Therefore, while the elastic potential energy stored in the pole is an important component, there are other forms of potential energy involved in pole-vaulting, namely gravitational potential energy and kinetic energy.
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a 74-kg person initially stands at rest on a 1446-kg boat, which is also at rest. then, the person walks 15.2 m to the right relative to the boat. find , the displacement of the boat relative to the motionless water, after the person has finished walking 15.2 m to the right relative to the boat. consider positive displacement of the boat as to the left. neglect any resistance from the water on the boat.
The displacement of the boat relative to the motionless water after the person has finished walking 15.2 m to the right relative to the boat is 0.106 m to the left.
To solve this problem, we can use the principle of conservation of momentum. Initially, the total momentum of the system (person + boat) is zero, since both are at rest. When the person starts walking to the right, he gains momentum to the right, but the boat gains an equal and opposite momentum to the left to keep the total momentum of the system at zero. We can use the equation:
(mass of person)(velocity of person) + (mass of boat)(velocity of boat) = 0
Since the person initially has zero velocity and the boat is at rest, we can solve for the velocity of the boat after the person has finished walking:
velocity of boat = - (mass of person)(velocity of person) / mass of boat
Using the given masses and the fact that the person's velocity is 15.2 m/s to the right relative to the boat, we can find the velocity of the boat relative to the water. Finally, we can use the definition of velocity as displacement over time to find the displacement of the boat relative to the motionless water.
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Charges are of two kinds—negative charges and ________________ charges. __________ amounts of both kinds of charges are found in every piece of matter.
Answer: the first is positive and second is equal
Explanation:
Answer: 1. Positive
Explanation:
Because there is negative charges and positive charges
Someone give me 3 paragraphs why professional athletes are getting paid too much (language arts)
Answer: some may argue that while teacher’s only provide service to a single classroom, superstar athletes are entertaining fans all around the world, enticing people with a feeling of relaxation and excitement. Obviously, what these individuals must not be aware of is the most important man in our nation, the president, who makes critical decisions that affect the entire world every day, only makes $400,000 a year. While President Obama is hard at work reviving the economy, the unproven rookie in the MLB is earning way over that figure. Furthermore, police officers, firefighters, and doctors save lives while risking their own for a fraction of what sports stars make. People in the military leave their families at home to defend and protect the country knowing they may never return. It's truly a pity that none of these true heroes are given the same recognition by society as athletes such as Brett Favre or Michael Jordan are given. While I do understand that making it into the pros is not an easy thing to do, and that it takes a tremendous number of hours of hard work and dedication every day to earn a job in professional sports, these people do nothing more than entertain the general public.
Explanation:
Answer:
Wouldn't it be great to make nearly $111 million a year simply to play a game? Tiger Woods, along with many other professional athletes, certainly think so. But do these athletes really deserve all that money?
In my mind, absolutely not. Professional athletes are making too much money in a society where salaries and wages are traditionally based on the value of one's work. In today's society, one should be paid according to the job’s economic importance and their value to society.
Teaching is one of the most economically important occupations because our future economy relies on the education of its youth, yet teachers are paid astronomically less than the average professional athlete is. In fact, each basket Kobe Bryant scores earns him equivalent to the average classroom teacher’s yearly salary.
However, some may argue that while teacher’s only provide service to a single classroom, superstar athletes are entertaining fans all around the world, enticing people with a feeling of relaxation and excitement.
Obviously, what these individuals must not be aware of is the most important man in our nation, the president, who makes critical decisions that affect the entire world every day, only makes $400,000 a year. While President Obama is hard at work reviving the economy, the unproven rookie in the MLB is earning way over that figure.
Furthermore, police officers, firefighters, and doctors save lives while risking their own for a fraction of what sports stars make. People in the military leave their families at home to defend and protect the country knowing they may never return. It's truly a pity that none of these true heroes are given the same recognition by society as athletes such as Brett Favre or Michael Jordan are given.
While I do understand that making it into the pros is not an easy thing to do, and that it takes a tremendous number of hours of hard work and dedication every day to earn a job in professional sports, these people do nothing more than entertain the general public.
Moreover, in my mind, if these athletes want to continue to be rewarded with the fame and fortune that is unfairly bestowed upon them, they must prove to the world that they are going to be positive role models for future athletes, and those who admire them.
Explanation:
found if off some website lol hope it helps! <3
The position of a particle is given by
r(t) = -3.7 t
i + 0.62
t4j m, where
t is in seconds. At t = 1.7 s, what is the
magnitude of the particle’s acceleration?
To find the magnitude of the particle's acceleration at t = 1.7 s, it is required to calculate the second derivative of the position vector r(t) with respect to time (t). The magnitude of the acceleration is 6.37 m/s².
Given:
r(t) = -3.7t i + 0.62t⁴ j
Now,
Velocity vector v(t) = \(\frac{dr(t)}{dt}\)
= -3.7 i + 2.48t³ j
Now, let's take the derivative of the velocity vector with respect to time:
Acceleration vector a(t) = \(\frac{dv(t)}{dt}\)
=\(\frac{ d^2r(t)}{dt^2}\)
To find the magnitude of the acceleration, it is required to consider the magnitude of the acceleration vector. The magnitude of a vector is given by the square root of the sum of the squares of its components.
Let's calculate the magnitude of the acceleration at t = 1.7 s:
Substituting t = 1.7 into the velocity vector:
v(1.7) = \(-3.7 i + 2.48\times(1.7)^3 j\)
Taking the derivative of the velocity vector:
a(t) = \(\frac{d^2r(t)}{dt^2}\)
= \(0 i + 14.0752\times(1.7)^2 j\)
To find the magnitude of the acceleration:
The magnitude of acceleration = \(\sqrt{(0^2 + 14.0752\times(1.7)^2)\)
Magnitude of acceleration = 6.37 m/s²
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FILL IN THE BLANK cosmological models indicat ethat the dark matter in the universe is_____ because the universe ____
Cosmological models indicate that the dark matter in the universe is necessary because the universe does not contain enough visible matter to account for the observed gravitational effects.
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What is a valid frame of reference for observing motion if you
are riding on a bus with a friend?
a the bus driver at the front of the bus
b the wastebasket on the bus
c your friend sitting next to you
d objects like trees and houses outside the windows
Answer: D
Explanation:
If you get this correct I will give a lot of points and possibly brainliest.
MOON : MOONBOW :: _____ : RAINBOW
A. Rain
B. The sun
C. Sky
D. Earth
Answer:
A. Rain
Explanation:
Moon + Bow = Moonbow, so Rain + Bow = Rainbow
Pretty simple tbh
Answer:
its B lol easy
Explanation:
A magnet can move in a coil of wire to produce electricity in which system?
A. Generator
B. Motor
C. Magnet
D. Transformer
Answer:
A. Generator
Explanation:
Hope this will help
Answer:
A. Generator
Explanation:
That is the correct answer
If a spring is stretched to twice the lengtj of its equilibrium position, by what factor does the energy stored in the spring change?
Answer:
the energy increases 4 times
Explanation:
A spring has an elastic potential energy that is given by the expression
K_e = ½ K (x-x₀)²
where x is the distance from the equilibrium point and k is the return constant
if the spring is stretched at x-x₀ = 2x₀, the energy value
K_e = ½ k (2x₀)²
K_e = ½ k 4 x₀²
K_e = 4 (½ k x₀²)
\(\frac{K_e}{ \frac{1}{2} k x_o^2}\) = 4
therefore the energy increases 4 times
The energy stored in the spring changes by a factor of 4
The formula for calculating the energy stored in the spring is expressed as:
\(E=\frac{1}{2}ke^2\)
If the spring is stretched to twice the length of its equilibrium position
\(E_2=\frac{1}{2}(2k)^2\\E_2=\frac{1}{2}4k^2\)
Take the ratio of the energy stored in the spring
\(\frac{E_2}{E} =\frac{1/2(4kx^2)}{1/2kx^2}\\ \frac{E_2}{E} =\frac{4}{1}\\E_2 = 4E\)
This shows that the energy stored in the spring changes by a factor of 4
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A 1,800 kg car travels at 16 m/s. The driver presses down on the brake, causing the car to slow to 4 m/s. Which of the following statements correctly describes the car's change in linear momentum?
A weightlifter lifts two 300 newton weights 1. 5 meters off the ground. How much work has he done?.
So, the value of work that he had done is 900 J.
IntroductionHi ! Here I will discuss about the effort to raise an object. Previously, when we raised an object, the energy that we put out had to be equal to the change in potential energyHi ! Here I will discuss about the effort to raise an object. Previously, when we raised an object, the energy that we put out had to be equal to the change in potential energy that happened. This is because, the higher the height of an object, the greater value of potential energy. The equation that applies is as follows :
\( \sf{\bold{W = \Delta PE}} \)
\( \boxed{\sf{\bold{W = m \times g \times \Delta h}}} \) ... (i)
\( \boxed{\sf{\bold{W = m \times g \times (h_2 - h_1)}}} \) ... (ii)
With the following condition :
W = work (J)\( \sf{\Delta PE} \) = potential energy (J)m = mass of the object (kg)g = acceleration of the gravity (m/s²)\( \sf{\Delta h} \) = change of the height (m)\( \sf{h_1} \) = initial height or position (m)\( \sf{h_2} \) = final height or position (m)However, because the value of w (weight of the object) is already mass multiplied by gravity (w = m × g). So :
\( \sf{W = m \times g \times \Delta h} \)
\( \boxed{\sf{\bold{W = w \times \Delta h)}}} \)
With the following condition :
W = work (J)w = weight of the object (N)m = mass of the object (kg)g = acceleration of the gravity (m/s²)Problem Solving :We know that :
w = weight of the object = 600 N >> See the words "two 300 N object". \( \sf{\Delta h} \) = change of the height = 1.5 mWhat was asked :
W = work = ... JStep by step :
\( \sf{W = w \times \Delta h} \)
\( \sf{W = 600 \times 1.5} \)
\( \boxed{\sf{W = 900 \: J}} \)
Conclusion :So, the value of work that he had done is 900 J.
See More :Converting work to potential energy https://brainly.com/question/26487284a lion is running at constant speed toward a gazelle that is standing still, as shown in the top figure above. after several seconds, the gazelle notices the lion and accelerates directly toward him, hoping to pass the lion and force him to reverse direction. as the gazelle accelerates toward and past the lion, the lion changes direction and accelerates in pursuit of the gazelle. the lion and the gazelle eventually each reach constant but different speeds. which of the following sets of graphs shows a reasonable representation of the velocities of the lion and the gazelle as functions of time?
The graph shown in the first option nicely plots the lion's and gazelle's velocities as a function of time, so option A is the correct answer.
Velocity is the rate of change of displacement over time.
It has SI units as m/s.The total amount of movement of an object per unit time is also called velocity. It depends on both the size and direction of the moving object.Velocity can also be called as speed when distance is taken into consideration instead of displacement.As mentioned in the problem of running at a constant speed towards a gazelle with a standing lion as shown above.
So option A is correct.
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Conclusion for simple pendulum with aim to determine acceleration due to gravity
In conclusion, the experiment aimed to determine the acceleration due to gravity by measuring the period of a simple pendulum. The experiment was performed by measuring the length of the pendulum and recording the time for 10 oscillations. The data was then used to calculate the average period and subsequently, the acceleration due to gravity using the formula: g = (4π²L)/T².
Based on the results obtained, the acceleration due to gravity was found to be (9.79 ± 0.06) m/s², which is in good agreement with the accepted value of 9.81 m/s². The small discrepancy could be due to the experimental errors such as air resistance, friction and measurement errors.
Overall, the experiment was successful in determining the acceleration due to gravity using a simple pendulum and demonstrated the relationship between the period and the length of the pendulum.
the speed and direction of an objects is it
Answer:
????
Explanation:
Rock salt has a density of 2.18 g/cm . what would the volume be of a 4.8-g sample of rock salt?
Rock salt has a density of 2.18 g/cm. The volume be of a 4.8-g sample of rock salt will be 2.20\(cm^{3}\)
Let's see the detailed solution,
Given,
the density of rock salt is 2.18g/cm
mass of the given rock salt sample is 4.8g
We know that,
\(density = \frac{mass}{volume}\)
On rearranging, we get
\(Volume = \frac{mass}{density} \\\)
Substituting the known values into the formula, we get
Volume = 4.8/2.18 = 2.2\(cm^{3}\)
The density of a substance indicates how dense it is in a given area. Mass per unit volume is the definition of a material's density. In essence, density is a measurement of how closely stuff is packed. It is a particular physical characteristic of a specific thing.
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Consider two copper wires with the same cross-sectional area. Wire A is twice as long as wire B. How do the resistivities and resistances of the two wires compare? Check ALL that apply.
The resistivities of both wires are equal, but the resistance of Wire A is double the resistance of Wire B.
Resistivity is an intrinsic property of a material that reflects its ability to oppose an electric current. Resistance, on the other hand, is a measure of how difficult it is for a current to flow through a specific device or material. When considering two copper wires with the same cross-sectional area, Wire A is twice as long as wire B. In this situation, the resistivities and resistances of the two wires are as follows:
Resistivity: Copper's resistivity is determined by its purity, which influences the number of free electrons it has available to carry current. Because both wires have the same cross-sectional area, their resistivities will be identical.
Resistance: Wire A has twice the length of wire B. The resistance of a wire increases with its length. As a result, Wire A will have twice the resistance of Wire B. Therefore, we can conclude that the resistivities of both wires are equal, but the resistance of Wire A is double the resistance of Wire B.
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a ball is thrown upward from the top of a 15m building with an angle of 33.8 degrees with respect to horizontal. the ball hits the ground with a velocity of 20m/s at an angle of 60 degrees with respect to the horizontal. determine the range of the projectile motion.
The range of projectile motion can be determined by analyzing the given information and using relevant equations. Let's break down the information provided and express it in terms of velocity components for projectile motion:
Initial velocity of the ball: u = ?
Final velocity of the ball: v = 20 m/s
Angle with respect to the horizontal: θ = 60°
Initial height of the ball: h = 15 m
Using the final velocity, we can calculate the horizontal and vertical components of velocity at impact:
v_x = v cos θ = 20 cos 60° = 10 m/s
v_y = v sin θ = 20 sin 60° = 17.32 m/s
At the highest point of the ball's trajectory, the horizontal component of velocity is equal to the final horizontal velocity (since there is no horizontal acceleration in projectile motion):
u_x = v_x = 10 m/s
Using the angle of projection, we can find the initial vertical velocity:
u_y = u sin θ = u sin 33.8°
At the highest point of the trajectory, the vertical velocity becomes zero. By using this information, we can determine the time taken for the ball to reach the highest point:
0 = u sin θ - gt
where g is the acceleration due to gravity (9.8 m/s²)
u sin θ = gt
t = u sin θ / g
To find the time taken for the ball to reach the ground, we use the same equation but replace u with v:
15 = v_y t + (1/2)gt²
15 = 17.32 t - (1/2)gt²
t = (2 × 15) / g + (17.32 / g)
The range of projectile motion is given by the formula:
R = u² sin 2θ / g
By substituting the values of u and θ found earlier, we can calculate R:
R = (u_x + v_x) t
R = u sin 33.8° [(2 × 15 / g) + (17.32 / g)] + 10 [(2 × 15 / g) + (17.32 / g)]
R = 2.82 u + 53.1
To find u, we can use the conservation of energy equation with the final velocity of the ball:
1/2 mu² + mgh = 1/2 mv²
u² = (v² - 2gh) / sin² θ
u = √ [(v² - 2gh) / sin² θ]
u = √ [(20² - 2 × 9.8 × 15) / sin² 33.8°]
u = 31.9 m/s
Therefore, the range of the projectile motion is:
R = 2.82 × 31.9 + 53.1
R = 140.9 m (approx)
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Do some research and find out the acceleration due to gravity on the Moon and on each planet
listed in the table. For each site, calculate the gravitational force that would act on a 70-kilogram
person on the surface of each site. Use your calculations to complete the table. Remember to
use the same units in each calculation.
Planet or Moon
Venus
Earth
Earth's Moon
Mars
Jupiter
Acceleration due to gravity
Force experienced by 70 kg
person
The acceleration due to gravity varies according to the size of the planet.
What is the list of the acceleration due to gravity on the moon and on all the planets?Here is a list of the acceleration due to gravity (g) on the Moon and on the planets in our Solar System:
Moon:
g = 1.62 m/s^2
Mercury:
g = 3.7 m/s^2
Venus:
g = 8.87 m/s^2
Earth:
g = 9.8 m/s^2
Mars:
g = 3.71 m/s^2
Jupiter:
g = 24.79 m/s^2
Saturn:
g = 10.44 m/s^2
Uranus:
g = 8.87 m/s^2
Neptune:
g = 11.15 m/s^2
It's worth noting that the acceleration due to gravity is affected by the mass and size of a celestial body. Larger and more massive objects have a stronger gravitational pull and therefore a higher acceleration due to gravity.
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Un proyectil es lanzado horizontalmente desde una altura de 12 metro con una velocidad de 80 m/sg. a.Calcular el tiempo de vuelo b. Su alcance horizontal y velocidad de impacto contra el suelo.
Answer:
t= 1,56 s , x= 124,8 m , v = (80 i^ - 15,288 j ) m/s
Explanation:
Este es un ejercicio de lanzamiento proyectiles, comencemos por encontrar el tiempo que tarda en llegar al piso
y = y₀ + \(v_{oy}\) t – ½ g t²
en este caso la altura inicial es y₀= 12 m y llega a y=0 , como es lanzado horizontalmente la velocidad vertical es cero (v_{oy}=0)
0 = y₀ – ½ g t²
t= √ (2 y₀/g)
calculemos
t= √ ( 2 12 / 9,8)
t= 1,56 s
El alcance del proyectil es la distancia horizontal recorrida
x = v₀ₓ t
x = 80 1,56
x= 124,8 m
La velocidad de impacto cuando toca el suelo
vx = v₀ₓ = 80 ms
\(v_{y}\) = v_{oy} – gt
v_{y} = - 9,8 1,56
v_{y} = - 15,288 m/s
la velocidad es
v = (80 i^ - 15,288 j ) m/s
Traducttion
This is a projectile launching exercise, let's start by finding the time it takes to reach the ground
y = y₀ + v_{oy} t - ½ g t²
in this case the initial height is i = 12 m and it reaches y = 0, as it is thrown horizontally the vertical speed is zero (\(v_{oy}\) = 0)
0 =y₀I - ½ g t²
t = √ (2y₀ / g)
let's calculate
t = √ (2 12 / 9.8)
t = 1.56 s
Projectile range is the horizontal distance traveled
x = v₀ₓ t
x = 80 1.56
x = 124.8 m
Impact speed when it hits the ground
vₓ = v₀ₓ = 80 ms
v_{y} = v_{oy} - gt
v_{y} = - 9.8 1.56
v_{y} = - 15,288 m / s
the speed is
v = (80 i ^ - 15,288 j) m / s
FILL THE BLANK.
the energy density of most enteral formulas is between _____.
The energy density of most enteral formulas is between 1.0 and 2.0 kilocalories per milliliter (kcal/mL).
The energy density of enteral formulas refers to the amount of calories (energy) contained within a given volume of the formula. Enteral formulas are specially designed liquid nutrition products used for individuals who are unable to consume food orally or have difficulty absorbing nutrients from solid food.
The energy density of most enteral formulas typically falls within the range of 1.0 to 2.0 kilocalories per milliliter (kcal/mL). This range allows for flexibility in meeting individual energy needs based on factors such as age, medical condition, and nutritional requirements.
Enteral formulas with lower energy density, such as 1.0 kcal/mL, are often used for individuals who require a lower calorie intake or have specific dietary restrictions. These formulas may be recommended for those with certain gastrointestinal disorders or conditions where a slower rate of nutrient delivery is desired.
On the other hand, enteral formulas with higher energy density, such as 1.5 or 2.0 kcal/mL, are utilized when higher calorie requirements need to be met within a smaller volume. These formulas may be beneficial for individuals with increased energy needs, such as those recovering from surgery, trauma, or severe malnutrition.
It's important to note that the energy density of enteral formulas can vary among different brands and types of products. Additionally, the choice of an enteral formula and its energy density should be made under the guidance of a healthcare professional or registered dietitian, considering the specific nutritional needs of the individual.
Hence, The energy density of most enteral formulas is between 1.0 and 2.0 kilocalories per milliliter (kcal/mL).
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what generally causes us companies in oligopoly to have similar prices
Companies in an oligopoly tend to have similar prices due to interdependent behavior and strategic considerations.
What factors contribute to similar prices in oligopoly?In an oligopoly market structure, companies are aware of their interdependence and the impact of their pricing decisions on competitors. This leads to strategic behavior aimed at maximizing their own profits while considering the reactions of other companies. As a result, companies in an oligopoly often adopt similar pricing strategies to avoid price wars, maintain market stability, and protect their market share.
One reason for the similarity in prices is the concept of mutual interdependence. In an oligopoly, each company's actions directly influence the market dynamics and the profitability of other companies.
If a company unilaterally lowers prices, it may trigger a competitive response from rivals, potentially leading to a downward spiral in prices and reduced profitability for all. Therefore, companies often choose to maintain similar prices to avoid sparking aggressive price competition.
Additionally, strategic considerations play a significant role in determining pricing patterns in an oligopoly. Companies carefully analyze their competitors' pricing strategies and market conditions to develop pricing plans that align with their own objectives.
They may engage in tacit collusion or informal agreements to stabilize prices, prevent intense price competition, and maintain profitability.
While oligopolistic companies may have some flexibility in pricing decisions, factors such as market demand, production costs, and competitive forces also influence the pricing outcomes.
Nevertheless, the interdependent behavior and strategic considerations among companies in an oligopoly contribute to the tendency for them to have similar prices.
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which structure is larger cell, organ , multicellular or cell structure
Answer:
organ is larger cell..............
Answer:
organ
Explanation:
help please :)))))))))))
. consider the replacement of the 400 mw san juan thermoelectric power plant in puerto rico, which uses heavy fuel oil to generate electricity, with a solar photovoltaic farm. the oil plant has a heat rate of 10,811 btu/kwh and a capacity factor of 53%. a. for installation of south-facing fixed tilt pv arrays, with tilt angle equal to the local latitude in san juan, how many acres of collector surface area would be required to replace the generation from the fuel oil plant? assume that the photovoltaic cells have an efficiency of 17%. b. by how many acres can the surface area in part (a) be reduced if single-axis tracking is added (with the collector tilt angle still equal to the local latitude)? c. what will be the annual fuel cost savings ($) if the oil power plant is retired, if heavy fuel oil costs $290 per metric ton and has a heating value of 39,500 btu/kg?
Annual saving energy produced *cost of oil/heating value is
$ 10020.46177.
Latitude and longitude: what are they?Latitudes are lines that are horizontal and show how far a location is from the equator. In relation to the meridian in Greenwich, England, longitudes are vertical lines that show the east and west directions. Latitude and longitude are used in conjunction to locate points or places on the globe by cartographers, geographers, and others.
Puerto Rico's capital city's latitude and longitude are 18° 27' 58.7988" North and 66° 6' 20.5956" West.
Local San Juan latitude divided by tilt angle equals 18.46 WBAN No. 11641 = for year = 5.5 provides information on solar radiation for flat plate collectors facing south with a fixed tilt.
KWh/m2/day = 5.5 KWh/m2/day (1 day =3600h)
Formula used-
Solar radiation at that place* Collector Area *Collector efficiency = Heat rate * Output
power*Capacity factor
1 KW= 3,412.14 BTU/h
Heat rate* output power* capacity factor = 10,811*400*10^3*0.53 BTU/h = 671699.2855
KW
Collector Area = 671699.2855*3600/5.5*0.17
= 25862218.48 m^2= 6390 acres
C.
Cost of oil = 290$ /10^3 kg
Energy produced= 400*10^3 KW = 1364856 *10^3 BTU/h
Heating value = 39,500 Btu/kg
Annual saving Energy produced *cost of oil/heating value
= $ 10020.46177
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Please someone help me. I don't know how to do this and it's due tonight.
Answer:
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What are the five natural agents of erosion? What is the driving force behind all of these agents of erosion?
The five natural agents of erosion are water, wind, ice, gravity, and living organisms.
Water erosion occurs when flowing water carries away soil, rocks, and other sediments. This can happen in rivers, streams, and oceans, and is often caused by heavy rainfall, floods, or waves.Wind erosion occurs when the wind blows across the surface of the earth, carrying away loose soil particles and sand. This is most common in arid or semi-arid regions where there is little vegetation to hold the soil in place.Ice erosion occurs when glaciers and ice sheets move across the landscape, scraping and carving the surface and carrying away rocks and other debris.Gravity erosion occurs when rocks and soil are pulled downhill by gravity, often as a result of landslides or rockfalls.Living organisms, such as plants and animals, can also cause erosion through their actions. For example, the roots of plants can break apart soil and rocks, while burrowing animals can loosen and displace soil.Erosion is a natural process that involves the gradual wearing away of soil, rock, and other materials on the earth's surface due to the action of water, wind, and ice. The process of erosion can occur in different ways, including water erosion, wind erosion, and glacial erosion. Water erosion is the most common form of erosion, and it involves the movement of soil and rock by the force of water, which can be caused by rainfall, rivers, or waves.
Wind erosion occurs when the wind carries and moves soil and sediment particles, and glacial erosion occurs when glaciers move and carve the land beneath them. Erosion can have both positive and negative impacts on the environment, as it can create new landforms and habitats, but it can also cause land degradation and loss of soil fertility. Human activities such as deforestation, agriculture, and construction can also accelerate erosion processes.
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What is the speed of light in chloroform (n ☐ 1.51)?
When chlorine exists utilized to disinfect water is chloroform. Also utilized in industrial processes is chloroform. The speed of light in chloroform exists 1.98 × \(10^8\) m/s.
What is meant by chloroform?An artificial byproduct created when chlorine is used to disinfect water is chloroform. Also utilized in industrial processes is chloroform.
The colorless liquid chloroform (CHCl3) soon turns into gas. It can damage the neurological system, liver, kidneys, eyes, skin, and skin.
In chloroform, light travels at a speed of 1.98 × 108 m/s.
We are aware that n = c / v is the formula for the relationship between the refractive index and speed.
Where c is the vacuum-bound speed of light and v is the speed in a medium.
Therefore, v = 3 × 108 / 1.51 or c/n is the formula for the speed of light in chloroform.
v = 1.98 × \(10^8\) m/s.
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When a 5 kg rock is dropped from a height of 6 m on Planet X, it loses 24 J of GPE. What is the acceleration due to gravity on Planet X?
Answer:
g = 1.25m/s²
Explanation:
Given the following data;
Mass = 5kg
Height = 6m
Gravitational potential energy = 24J
To find the acceleration due to gravity;
Potential energy can be defined as an energy possessed by an object or body due to its position.
Mathematically, potential energy is given by the formula;
\( P.E = mgh\)
Where,
P.E represents potential energy measured in Joules.
m represents the mass of an object.
g represents acceleration due to gravity measured in meters per seconds square.
h represents the height measured in meters.
GPE = mgh
Substituting into the equation, we have;
24 = 5*6*g
24 = 30g
g = 30/24
g = 1.25m/s²
Therefore, the acceleration due to gravity on Planet X is 1.25m/s².
Answer:
g=0.8m/s^2
Explanation:
M=5kg
h=6m
GPE=24J
GPE=Mgh
g=GPE/Mh
g=24J/(5kg)(6m)=0.8
g=0.8m/s^2
as waves approach the shore, do their heights increase or decrease? do wavelengths become longer or shorter?
As waves approach the shore, their heights increase while their wavelengths decrease, which is also known as shoaling.
As the wave approaches the shore, the lower portion of the wave touches the seabed and slows down, while the top continues at its original speed. This results in a reduction in wavelength and an increase in wave height.
This is due to the conservation of energy principle, which states that energy can neither be created nor destroyed.
As a result, the energy in the wave is compressed into a smaller space as it approaches the shore, resulting in an increase in wave height.
As the wave approaches the shore, the lower portion of the wave touches the seabed and slows down, while the top continues at its original speed. This results in a reduction in wavelength and an increase in wave height.
This is due to the conservation of energy principle, which states that energy can neither be created nor destroyed.
As a result, the energy in the wave is compressed into a smaller space as it approaches the shore, resulting in an increase in wave height.
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