The quantitative relationship between amperage and power loss due to heat in an electric transmission line is described by the equation P = I^2 * R, where P is the power loss, I is the amperage, and R is the resistance of the transmission line.
In an electric transmission line, power loss occurs due to the resistance of the line, which generates heat. The amount of power loss is determined by the current flowing through the line and the resistance of the line itself. According to Ohm's law, the power loss (P) can be calculated using the formula P = I^2 * R, where I represents the amperage and R represents the resistance.
In this equation, the power loss is directly proportional to the square of the current (I^2). This means that as the amperage increases, the power loss due to heat also increases exponentially. Similarly, if the current decreases, the power loss decreases accordingly.
The relationship between amperage and power loss highlights the importance of managing current levels in electric transmission systems. By minimizing the amperage, power loss and the associated heat generation can be reduced, resulting in a more efficient and reliable transmission line.
Proper design, including the use of conductors with lower resistance and the implementation of voltage regulation techniques, can help optimize the amperage and minimize power loss in electric transmission lines.
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whi h of the following principles is not part of darwin's theory of evolution by natural selection
The principle that is NOT a part of Darwin's theory of evolution by natural selection is inheritance of acquired characteristics.
What is Darwin's theory of evolution by natural selection?
Charles Darwin, a British naturalist, proposed a theory that expounded the process of evolution known as natural selection in the 19th century. This theory proposed that species change and adapt over time through the processes of variation, mutation, and selection. This principle was first published in his 1859 book On the Origin of Species.
There are four principles of Darwin's theory of evolution by natural selection, which are as follows:
Principle of Variation: Darwin proposed that there is a variation in the traits of a particular population. These variations are caused by differences in genetic composition that arises due to mutations.Individuals with more suitable traits are more likely to survive and pass those traits to the next generation.
Principle of Overproduction: Darwin theorized that populations produce more offspring than can survive, and resources are limited in their environment. Hence, there is a competition for survival, and the fittest individuals survive.
Principle of Selection: Darwin proposed that some individuals in a population have heritable characteristics that make them more likely to survive and reproduce than others. These individuals pass on these traits to their offspring, leading to evolution.
Principle of Descent with Modification: This principle states that all organisms share a common ancestor and have evolved over time through natural selection, leading to the formation of new species.Inheritance of acquired characteristics is not a part of Darwin's theory of evolution by natural selection. It is the Lamarckian theory of evolution, which was proposed by Jean Baptiste Lamarck. This theory proposes that an organism can pass on characteristics that it acquired during its lifetime to its offspring.
Darwin's theory of evolution : Darwinism is a hypothesis of natural development created by the English naturalist Charles Darwin (1809-1882) and others, expressing that all types of life forms emerge and foster through the regular determination of little, acquired varieties that increment the singular's capacity to contend, make due, and duplicate.
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Powers of 10
For each of the following the power of 10 in standard form.
1. 102
2. 105
3. 10-3
4. 101
5. 1010
6. 100
7. 10-2
8. 10-8
9. 104
10.10-1
For each of the following write the number as a power of 10.
1. 1000
2. 10
3. 0.1
4. 10000000
5.1
6. 100
7. 0.00001
8. 0.001
9. 10000
10. 0.000000001
Answer:
es inglés plis españolejjdkdjdd
Drag each label to the correct location. Sort the sentences based on whether they describe the properties of a heterogeneous or a homogenous mixture. Its components are visible. It may be mistaken for a pure substance. It can be separated using distillation. Concrete is an example of this kind of mixture.
Answer:
homo 1 3 hetero 2 4
Explanation:
if you want to find a radius value for most stars, what must you first measure about the star?
To find the radius value of a star, you must first measure its apparent brightness and its distance from Earth.
These two measurements are essential because they help astronomers calculate the star's luminosity, which is the total amount of energy it emits per second. Once the luminosity is known, scientists can use a mathematical equation called the Stefan-Boltzmann law to determine the star's surface temperature. Finally, by combining the temperature with the luminosity, astronomers can calculate the star's radius. This process is essential for understanding a star's physical properties and can provide valuable insights into its life cycle and behavior. Overall, measuring the apparent brightness and distance of a star is critical for determining its radius value and unlocking many other mysteries about these fascinating celestial objects.
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Two spherical objects have masses of 8,000 kg and 5.0 kg. Their centers are separated by a distance of 1.5 m. Find the gravitational attraction between them.
The gravitational force of attraction between them is 3.56 * 10⁻⁴ N
What is Gravitational attraction?F = G*M1M2/d²,
where G = 6.67 * 10⁻¹¹ Nm²Kg⁻²,
M1 = 8000Kg and M2 = 1500 Kg,
F = 6.67 * 10⁻¹¹ * 8000 * 1500 / (1.5)² F = 3.56 * 10⁻⁴ N
The gravitational force of attraction between them is 3.56 * 10⁻⁴ N.
The universal gravitational law of Newton. According to this law, every body in the universe is attracted to every other body with a force that is inversely proportional to the square of the distance between them and proportional to the product of their masses.
Therefore, The gravitational force of attraction between them is 3.56 * 10⁻⁴ N.
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A periodic composite signal with a bandwidth of 2000 Hz is composed of two sine waves. The first one has a frequency of 100 Hz with maximum amplitude of 20 V; the second one has maximum amplitude of 5 V. Draw the frequency domain graph.
The frequency domain graph of the periodic composite signal consists of two peaks, one at 100 Hz with an amplitude of 20 V and another at an unknown frequency with an amplitude of 5 V.
In the frequency domain, the composite signal can be represented by a graph showing the amplitude of each frequency component present in the signal. In this case, the signal is composed of two sine waves. The first sine wave has a frequency of 100 Hz and a maximum amplitude of 20 V. This means that in the frequency domain graph, there will be a peak at 100 Hz with an amplitude of 20 V.
The second sine wave's frequency is not given, but we know that it has a maximum amplitude of 5 V. Therefore, there will be another peak in the frequency domain graph at an unknown frequency with an amplitude of 5 V.
Since the bandwidth of the composite signal is 2000 Hz, the frequency domain graph will span a range of frequencies from 0 Hz to 2000 Hz. Apart from the two peaks mentioned above, there will be no other significant frequency components in the graph.
To summarize, the frequency domain graph of the periodic composite signal will have two peaks—one at 100 Hz with an amplitude of 20 V, and another at an unknown frequency with an amplitude of 5 V.
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A box of mass 15 kg placed on horizontal 4 floor is pulled by a horizontal force. What will be the work done by the force if the coefficient of sliding friction between the box and the surface of the floor is 0.3 and body moved at unit distance.
The net force on the box perpendicular to the floor is
∑ F[perp] = F[normal] - mg = 0
where mg is the weight of the box. Then
F[normal] = mg = 147 N
so that
F[friction] = 0.3 F[normal] = 44.1 N
The net force parallel to the floor is
∑ F[para] = F[applied] - F[friction] = ma
where a is the acceleration of the box. Then
F[applied] = (15 kg) a + 44.1 N
Then the work done by the applied force is
W[applied] = ((15 kg) a + 44.1 N) (1 m) = (15a + 44.1) J
We can't find the exact amount of work without any more information. If the box is pulled with constant speed, then a = 0 so the work would be 44.1 J.
HELP PLEASE ASAP
A can of tuna, starting from rest, is dropped off a building. If it is only being pulled down by gravity (-
9.8 m/s2) and it hits the ground 3.2s later, how far (Ax) did it drop?
Answer: (displacement/delta x) = -50. m, and distance dropped = 50. m (50. m below the starting location)
Explanation:
We know that the initial velocity of the tuna can is 0 m/s, as it is at rest. Also, we have the acceleration caused by gravity (-9.8 m/s^2). The time for the trip is 3.2 s. We need to find the displacement, or delta x.
To do this, we need to use a freefall equation. The one we can use with initial velocity, time, and acceleration would be the following:
d = (initial velocity)(time) + (1/2)(acceleration caused by gravity)(time)^2
d = (vi)(t) + 1/2(g)(t)^2
d = (0 m/s)(3.2 s) + 1/2(-9.8 m/s^2)(3.2 s)^2
d = 1/2(-9.8 m/s^2)(3.2 s)^2
d = -4.9(3.2)^2
d = -4.9(10.24)
d = -50.176 = -50. m
During the power stroke energy released by combustion generates the force that:_______.
Explanation:
An IC engines means an Internal Combustion engine. Here, the combustion takes place in side a chamber or a cylinder internally, hence it is known as internal combustion engine.
Combustion is the process where oxygen reacts with the fuel and it burns to produce a large amount of force and heat. In each revolution of the crank, the engine creates a power stroke when the piston goes from the bottom dead center to the top dead center.
During each power stroke, the energy released forces the piston down and the crankshaft is rotated.
HELP!!
What is the resultant displacement?
A. The product of two vectors.
B. Vector addition.
C. The shortest distance from start to finish.
D. The difference between two vectors.
Answer:
When displacement vectors are added, the result is a resultant displacement. But any two vectors can be added as long as they are the same vector quantity. If two or more velocity vectors are added, then the result is a resultant velocity. If two or more force vectors are added, then the result is a resultant force.
The magnetic field around a current carrying wire forms concentric circles about the wire. True or False
Answer:
true
Explanation:
During a thunderstorm, electric fields at points in the atmosphere can exceed 10,000 N/C. Imagine that during a thunderstorm, the electric field at a certain point near the earth's surface is 5200 N/C upward. If we place a small Styrofoam ball at this point with a charge of -10 nC, what is the magnitude and direction of the electrostatic force on the ball
During a thunderstorm, electric fields at points in the atmosphere can exceed 10,000 N/C. Imagine that during a thunderstorm, the electric field at a certain point near the earth's surface is 5200 N/C upward.
If we place a small Styrofoam ball at this point with a charge of -10 nC, the magnitude and direction of the electrostatic force on the ball is as follows:
Force = Charge x Electric field
The electrostatic force on the ball can be given as:
F = (-10 x 10^-9 C) x 5200 N/C = -52 x 10^-9 N/C
Where, C is the unit of electric charge and N/C is the unit of electric field. Magnitude of the electrostatic force on the ball = 52 x 10^-9 N/C Direction of the electrostatic force on the ball is negative or downwards, since the charge on the ball is negative (-10 nC).Note: The value of force is negative, which means it is acting in the opposite direction to the electric field. This is due to the negative charge of the ball, which experiences an opposite force to the direction of the electric field.
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Show that when its two in puts are joined to gether as in figure 5. 88b it will aet as a not gate
When the two in-pins are joined together in the configuration shown in Figure 5.88b, it will act as a NOT gate, with an output voltage of 1 when both inputs are 0 and an output voltage of 0 when both inputs are 1.
To show that when two in-pins are joined together in the configuration shown in Figure 5.88b, it will act as a NOT gate, we can follow the same logic as in the previous answer.
Assuming that the in-pin on the left is connected to a 1 (high logic level) and the in-pin on the right is connected to a 0 (low logic level), when the circuit is powered on, the two in-pins will be connected in series. This means that the voltage at the output pin will be equal to the lowest voltage between the two inputs.
In this case, since the left in-pin is connected to a 1, the output pin will be pulled high (1) by the voltage at the left in-pin. However, since the right in-pin is connected to a 0, the output pin will also be pulled high by the voltage at the right in-pin, resulting in a high output voltage (1).
Therefore, when the two in-pins are joined together in the configuration shown in Figure 5.88b, it will act as a NOT gate, with an output voltage of 1 when both inputs are 0 and an output voltage of 0 when both inputs are 1.
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Begin by reflecting on what you already know about global temperature trends. What trends do you expect to see as you plot how temperatures have changed over time? What are your sources of prior knowledge, and would you consider them reliable?
Temperatures have changed gradually over time previous data are my sources of prior knowledge, and yes I would consider them reliable.
Temperature is a physical quantity which measures hotness and coldness of a body. Temperature measures the degree of vibration of molecule in a body. Temperature is measured in centigrade (°C), Fahrenheit (°F) and Kelvin (K) in which Kelvin (K) is a SI unit of temperature. Absolute scale of temperature means Kelvin scale of temperature. relation between Kelvin(K) and centigrade (°C).
If we look at the previous data sources of the global temperature, temperature was not that high, but now temperature is rising drastically, it is because of industrialization, because of industrialization farming lands are used to build factories, trues are cutting, gaseous waste are spreading in the environment due to this there is impact on the environment
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is water a pollutant?
Please help
An object experiences a net zero external unbalanced force is it possible for the object to be.
Yes, it is possible for an object to experience a net zero external unbalanced force. This means that the forces acting on the object are balanced, resulting in no overall force acting on it. An object can be in a state of rest or continue moving with a constant velocity when it experiences a net zero external unbalanced force.
When an object experiences a net zero external unbalanced force, it can be in different states:
If the object is at rest and experiences a net zero external unbalanced force, it will remain at rest. This occurs when the forces pushing or pulling on the object in different directions cancel each other out. For example, if you push an object with a force of 50 N to the right, and someone else pulls it with an equal force of 50 N to the left, the object will not move.
If the object is in motion and experiences a net zero external unbalanced force, it will continue to move with a constant velocity. This happens when the forces pushing or pulling on the object are equal in magnitude and opposite in direction. For instance, if a car is traveling at a constant speed of 60 km/h and experiences an equal resistance force due to air resistance, the net force on the car is zero, and it will continue moving at the same speed.
It's important to note that even though the net external unbalanced force is zero, the object may still experience internal forces, such as gravitational or frictional forces, which do not cancel out.
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Good evening what is the s.i. unit of mass
Answer:
The Kilogram
Explanation:
The S.I. Unit for mass is the Kilogram, also given by: (kg)
Answer:Kilogram (kg) I hope this helps you out
Explanation:
The SI unit of mass is the kilogram (kg). One kilogram is defined as the mass of a specific platinum-iridium alloy cylinder kept at the International Bureau of Weights and Measures in France.
The kilogram is often used to measure the mass of objects in physics, engineering, and everyday life. It is a fundamental unit of measurement in the International System of Units (SI) along with other base units like meter (for length) and second (for time).
on january 23, 2011 at 11:45pm (just after rising) the phase of the moon is?
On January 23, 2011 at 11:45pm, the phase of the moon was a waxing gibbous, just a few days before reaching its full moon phase on January 27th.
On January 23, 2011, at 11:45 pm, the phase of the Moon was a Full Moon.
Here's a step-by-step explanation of how I determined this:
1. Search for a reliable Moon phase calendar or calculator, such as the one provided by the US Naval Observatory or TimeAndDate.com.
2. Enter the required date and time (January 23, 2011, at 11:45 pm) into the calculator.
3. Review the results provided by the calculator, which indicate the Moon phase on that date and time was a Full Moon.
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what are base unit involved in joule? How?
the SI unit of energy is the joule (J) . the joules has base units of kg•m^2/s^2=N•m. A joule is defined as the work done or energy required to exert a force of one Newton for a distance of one metre.
hope this helps you
The summer camps had a field trip from the campus to Fragrance Hill. They traveled at an average speed of 65 km/h in the first 2 hours. After that, traveled at another average speed of 78 km/h. If the distance between the campus and Fragrance Hill is 364 km, what was the total time for the field trip?
Answer:
Explanation:
They traveled this distance in 2 parts, essentially. Part 1 had an average speed for a certain number of hours, part 2 had an average speed for a certain number of hours, and those 2 parts taken together took them a distance of 364 km. In equation form, that looks like this:
km/hr part 1 + km/hr part 2 = 364 km
Now we need to find each part on the left side of that equation. Part 1 first:
We traveled 65 km/hr for 2 hours, so that took us
\(65\frac{km}{hr}*2hr\) and canceling out the hour label, we have that in part 1 we got
65(2) = 130 km. Good. Now onto the second part, where our unknown is.
We traveled 78 km/hr the second part for x hours, so that took us
\(78\frac{km}{hr}*xhr\) and canceling out the hour label, we have that in part 2 we got
78x km. Now we can fill in the main equation (the one in bold print)
130 km + 78x km = 364 km and subtracting 130 km from both sides:
78x km = 234 km and dividing by 78 km:
x = 3 hours. Part 2 took 3 hours. Part 1 took 2 hours, so the whole trip took 5 hours.
3. Why did Mendeleev have problems arranging the
elements Te and I?
Explain How do the attractions between particles in a fluid determine viscosity?
Answer: Viscosity is due to particle mass, particle shape, and the strength of the attraction between the particles of a liquid. In general, the stronger the attractive forces between particles, the higher the viscosity. For many liquids, viscosity decreases when heat is applied.
Explanation:
Which scientist described an atom made of a solid positively charged substance with electrons dispersed throughout it?.
The scientist that described an atom made a solid positively charged substance with electrons dispersed throughout it was: Ernest Rutherford.
In 1911 Ernest Rutherford proposed his atomic model in which he considered the atom as a positively, densely charged center called a nucleus in which the electrons circulate around the core with a negative charge.
He was responsible for many discoveries in the radioactivity's fields and nuclear physics.
What is an atom?The atom is the smallest part of the composition of matter, it is indivisible and is composed of a nucleus that has protons and neutrons, and around the nucleus there are the electrons.
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Why would the solstice be important to
an ecosystem?
Answer:
marks an important milestone. It's the shortest day of the year and the longest night of the year, and signals a powerful transition point between seasons that is impossible to ignore. ... In Pagan times the winter solstice was referred to as Yule and was a celebration of the Goddess (Moon) energy
Explanation:
Why are we unable to work long without food
Answer:
Without food your not able to produce energy thats why you cannot work so long
A \( 195 \mathrm{~g} \) block in pressed against a spring of force constant \( 1.50 \mathrm{kN} / \mathrm{m} \) until the block compretistes the spring \( 10.0 \mathrm{~cm} \). The spring rests at the
The spring rests at a position where it exerts a force of 0.15 kN.
When a block is pressed against a spring, it compresses the spring due to the applied force. In this case, a 195 g block is pressed against a spring with a force constant of 1.50 kN/m. The block compresses the spring by 10.0 cm.
To find the position where the spring rests, we can use Hooke's Law, which states that the force exerted by a spring is proportional to its displacement. The formula for Hooke's Law is:
F = k × x
Where F is the force, k is the force constant, and x is the displacement.
Given that the force constant is 1.50 kN/m and the displacement is 10.0 cm, we can convert the displacement to meters:
x = 10.0 cm = 0.10 m
Now we can calculate the force exerted by the spring:
F = (1.50 kN/m) * (0.10 m) = 0.15 kN
Therefore, the spring rests at a position where it exerts a force of 0.15 kN.
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there was once a crab name mr crabs who had to go to the docter one day . mr crabs is a an animal in the ____ phylum which was not surpising since he has 10 jointed legs
there was once a crab name mr crabs who had to go to the docter one day . mr crabs is a an animal in the arthropods phylum which was not surpising since he has 10 jointed legs
What five classes make up the phylum Arthropoda?Traditional classifications of arthropods place them in the Trilobitomorpha (Trilobites), Chelicerata, Crustacea, Myriapoda, and Hexapoda subphyla.
Arthropod species make up more than 80% of all known extant animal species, with estimates ranging from 170,000 to 5–10 million.
On Earth, arthropods are regarded as the most successful creatures.
Arthropods, however, are also in charge of a number of helpful human functions, including crop pollination, honey production, devouring or parasitizing insect pests, garbage decomposition, and serving as food for various birds, fish, and mammals. Beneficial arthropods flourish in agricultural areas.
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Why is rust formed on iron
As we move through the visible spectrum, red to violet (right to left in the image), the wavelength __________ and the frequency ____________.
Sense an ion is an atom does it have a negative charge?