The altitude of the satellite above the surface of the planet is 89212744.01 m.
Solution:
The altitude will be gotten from;
h = r - R
where R is mean radius given = 6.99 * 10⁷ m
Thus;
h = 159112744.01 - (6.99 * 10⁷)
h = 89212744.01 m
Geostationary satellites are placed in geostationary orbits with an orbital period equal to the rotation period of the earth. These satellites take 24 hours to orbit the earth. A geostationary satellite is a satellite that orbits the earth with an orbital period of 24 hours which is
Which is the earth's rotation period. A special class of geostationary satellites is geostationary satellites. Geostationary satellites have the unique property of remaining permanently fixed at exactly the same position in the sky from any fixed position on Earth.
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I am trying to calculate Km and Vmax after creating Lineweaver Burk, Eadie Hofstee and Hanes Woolf Plots. These plots were created using GraphPad. This is the question I need to answer: From the linear regression results of these plots calculate the Km and Vmax values (with errors bars where possible). Your post did not allow me to provide the plots.
To calculate the Km and Vmax values from the linear regression results of Lineweaver-Burk, Eadie-Hofstee, and Hanes-Woolf plots, you will need to determine the slope and intercept of the regression lines.
In the Lineweaver-Burk plot, the x-intercept corresponds to -1/Km, and the y-intercept corresponds to 1/Vmax. By determining the values of Km and Vmax from the intercepts, you can calculate the corresponding error bars if provided.
In the Eadie-Hofstee plot, the slope corresponds to -Km/Vmax, and the y-intercept corresponds to Vmax. By determining the values of Km and Vmax from the slope and y-intercept, you can calculate the corresponding error bars if provided.
In the Hanes-Woolf plot, the slope corresponds to Km/Vmax, and the y-intercept corresponds to 1/Vmax. By determining the values of Km and Vmax from the slope and y-intercept, you can calculate the corresponding error bars if provided.
Please provide the specific numerical values and error bars from your regression analyses in order to calculate the Km and Vmax values accurately.
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question 9: what is the total lifetime of the sun (up to the point when it becomes a whitedwarf and no longer supports fusion)?
The total lifetime of the Sun is estimated to be about 10 billion years.
It is currently about 4.6 billion years old, so it has roughly 5 billion years left until it exhausts the hydrogen fuel in its core and starts to evolve into a red giant. During the red giant phase, the Sun will expand to a size that may reach beyond the current orbit of Earth and will become much brighter. This phase is expected to last for about 1 billion years.
Eventually, the Sun will shed its outer layers and become a compact, hot object known as a white dwarf. This final phase is expected to last for trillions of years. So in total, the Sun's lifetime is estimated to be about 10 billion years until it exhausts its fuel and starts to evolve, and then trillions of years as a white dwarf.
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the efficiency of transformer is not 100%why?
Answer:
Hysteresis, Eddy current, flux leakage and resistance of winding are those four reasons. It is impossible to overcome this four reasons, Hence transformer never be 100% efficient.
what is the minimum potential difference between the filament and the target of an x-ray tube if the tube is to produce x-rays with a wavelength of 0.160 nm ?
The minimum potential difference between the filament and the target of the X-ray tube to produce X-rays with a wavelength of \(\(0.160 \, \text{nm}\)\) is approximately \(\(7750 \, \text{V}\)\).
The shortest wavelength \((\(\lambda_{\text{shortest}}\))\) produced by the X-ray tube is approximately \(\(0.365 \, \text{nm}\)\).
To calculate the minimum potential difference \((\(V\))\) between the filament and the target of an X-ray tube to produce X-rays with a specific wavelength, we can use the equation for the energy of a photon \((\(E\))\):
\(\[E = \frac{hc}{\lambda}\]\)
Where:
\(\(h\)\) is the Planck's constant \((\(6.626 \times 10^{-34}\) J·s)\),
\(\(c\)\) is the speed of light in a vacuum \((\(2.998 \times 10^8\) m/s)\), and
\(\(\lambda\)\) is the wavelength of X-rays \((\(0.160\) nm)\).
We also know that the energy of a photon is related to the potential difference \((\(V\))\) by the equation:
\(\[E = eV\]\)
Where:
\(\(e\)\) is the elementary charge \((\(1.602 \times 10^{-19}\) C)\).
Now, we can equate these two expressions for energy and solve for \(\(V\)\):
\(\[\frac{hc}{\lambda} = eV\]\\\\\V = \frac{hc}{e\lambda}\]\)
Substitute the given values:
\(\[V = \frac{(6.626 \times 10^{-34} \, \text{J·s}) \times (2.998 \times 10^8 \, \text{m/s})}{(1.602 \times 10^{-19} \, \text{C}) \times (0.160 \times 10^{-9} \, \text{m})}\]\)
\(\[V = \frac{1.9876 \times 10^{-15} \, \text{J·m}}{2.5632 \times 10^{-28} \, \text{C}}\]\\\\\V \approx 7750 \, \text{V}\]\)
So, the minimum potential difference between the filament and the target of the X-ray tube to produce X-rays with a wavelength of \(\(0.160 \, \text{nm}\)\) is approximately \(\(7750 \, \text{V}\)\).
Now, to find the shortest wavelength \((\(\lambda_{\text{shortest}}\))\) produced by the tube, we can rearrange the equation for \(\(V\) in terms of \(\lambda\)\):
\(\[\lambda = \frac{hc}{eV}\]\)
Substitute the minimum potential difference \((\(V = 7750 \, \text{V}\))\) into the equation:
\(\[\lambda_{\text{shortest}} = \frac{(6.626 \times 10^{-34} \, \text{J·s}) \times (2.998 \times 10^8 \, \text{m/s})}{(1.602 \times 10^{-19} \, \text{C}) \times (7750 \, \text{V})}\]\\\\\\lambda_{\text{shortest}} = \frac{1.9876 \times 10^{-15} \, \text{J·m}}{1.2385 \times 10^{-15} \, \text{C}}\]\)
\(\rm \[\lambda_{\text{shortest}} \approx 0.365 \, \text{nm}\]\)
So, the shortest wavelength \((\(\lambda_{\text{shortest}}\))\) produced by the X-ray tube is approximately \(\(0.365 \, \text{nm}\)\).
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An explosion is done on moon what effect will be its on earth
A. We can hear
B. We can see
C. We can hear and see
D. None
Answer:
d. none is the answer we can't hear and see
Explain ALL the forces that are acting on the object.
The combination or the resultant of all the forces acting on an object is called Net Force, which is basically the sum of all the forces acting on that object.
What is net force?
The original forces' impact on the motion of the particle is replaced by the net force, which is a single force. In accordance with Newton's second rule of motion, it causes the particle to accelerate at a rate equal to the sum of all those actual forces.In order to keep the object's jets moving under the original system of forces, it is possible to calculate the torque connected to the point of application of a net force.To know more about net force, click the link given below:
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How does heat from the sun reach us?At what speed does this transfer of heat takes place?
HELPPPP!!!!
List the number of atoms for each element in CO 2 :
Carbon:
Oxygen:
Answer:
Carbon: 1
Oxygen: 2
Explanation:
Carbon dioxide, or CO₂, has 1 carbon atom and 2 oxygen atoms per mole.
__________ is a severe condition that occurs from extreme exposure to the sun.
A. Heat stroke
B. Bulimia
C. Hypothermia
D. Sun burn
Answer:
Heat stroke
Explanation:
which of these correctly compares the masses of different objects in the universe?
A moon has more mass than the planet it circles and less mass than a star.
Do planets have a greater mass than stars?
By this definition, "stars" must be larger than planets in terms of mass. The size of a white dwarf would be comparable to that of a moon or small planet, but its mass would be approximately 200–1300 times that of Jupiter. Even more extreme are neutron stars, which are about the size of an asteroid but have a mass of several thousand Jupiters.
Why is the weight of the same object different on different planets Class 7?
The weight of an object is determined by its mass and the gravitational force that it experiences. The separation between two objects affects how strong gravity is. Because of this, an object weights differently on many planets.
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Conclusion: Suggest an equation relating Felect, q1, q2 and d of the form Felect = k•... where k is a proportionality constant (no need to determine its value). Place the three variables q1, q2 and d on the right side of the equation in a numerator or a denominator; use a power if needed. Your equation should be consistent with your claims made in Challenge #1 and Challenge #2. *I already solved the rest of the worksheet, I only need the conclusion.*
Answer:
\(F_{elect} = \frac{kq_1q_2}{d^2}\)
Explanation:
Consider the given variables:
Felect = Electrostatic Force between charged particles
k = Coulomb's Constant
q₁ = magnitude of first charge
q₂ = magnitude of second charge
d = distance between the charges
The relationship among these variables is given by the Coulomb's Law:
\(F_{elect} = \frac{kq_1q_2}{d^2}\)
This is the relationship that contains k, q₁, q₂, d on the right-hand side and Felect on the left-hand side.
A sample of gold (d = 19.32 g/cm^3) has a mass of 1.25 kg. what is the correct setup to calculate its volume (v) in liters?
Taking into account the definition of density, the volume of the sample of gold is 0.0646998 L.
Definition of densityDensity is defined as the property that allows us to measure the amount of mass in a certain volume of a substance.
The expression for the calculation of density is the quotient between the mass of a body and the volume it occupies:
density= mass÷ volume
From this expression it can be deduced that density is inversely proportional to volume: the smaller the volume occupied by a given mass, the higher the density.
Volume in this caseIn this case, you know that:
Density= 19.32 g/cm³Mass= 1.25 kg= 1250 gVolume= ?Replacing in the definition of density:
19.32 g/cm³= 1250 g÷ volume
Solving:
19.32 g/cm³× volume= 1250 g
volume= 1250 g÷ 19.32 g/cm³
volume= 64.6998 cm³= 0.0646998 L (1 cm³= 0.001 L)
In summary, the volume of the sample of gold is 0.0646998 L.
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Which activity is best described as a scientific endeavor?
a. researching historical data to inform plans for preventing floods
caused by hurricanes
b. developing and testing devices used to measure the strength of
hurricanes
c. inventing technology that can be used to help buildings withstand
hurricanes
d. designing investigations to predict the effects of hurricanes
Science-based research is best suited to define the process of developing technologies that can be utilized to assist structures' survival activities. Option C is correct.
What is a scientific endeavor?An approach to research where an issue is first recognized and then hypotheses that claim to be able to fix it are developed or tested using observations, and experiments.
Inventing technology that can be used to help buildings withstand activity is best described as a scientific endeavor.
Hence, option C is correct.
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A student collects 25 mL of gas at 96 kPa. What volume would this gas occupy at 101.325 kPa. There is no change in temperature or mass.
Answer:
The answer is 23.69 mLExplanation:
The new volume can be found by using the formula
\(P_1V_1 = P_2V_2\)
Since we are finding the new volume
\(V_2 = \frac{P_1V_1}{P_2} \\\)
From the question we have
101.325 kPa = 101325 Pa
96 kPa = 96000 Pa
From the question we have
\(V_2 = \frac{25 \times 96000}{101325} = \frac{2400000}{101325} \\ = 23.68615840...\)
We have the final answer as
23.69 mLHope this helps you
Giving many points!!!
Answer: the weight of the boat is approximately 267.975 N.
Explanation:
The weight of the boat can be calculated as follows:
Find the buoyant force acting on the boat:
The buoyant force is equal to the weight of the water displaced by the boat. Since half of the boat is submerged under water, the buoyant force is equal to the weight of the volume of water equal to half the volume of the boat.
The density of water is approximately 1000 kg/m³. The volume of the boat is equal to the volume of the water displaced by the boat. Therefore, the volume of water displaced by the boat is:
(1/2) x (volume of the boat)
The weight of this volume of water is:
(weight of water) = (density of water) x (volume of water) x (acceleration due to gravity)
(weight of water) = 1000 kg/m³ x (1/2) x (volume of the boat) x 9.81 m/s²
Find the weight of the boat:
The weight of the boat is equal to its mass times the acceleration due to gravity:
(weight of the boat) = (mass of the boat) x (acceleration due to gravity)
(weight of the boat) = 55 kg x 9.81 m/s²
Now, we can calculate the weight of the boat as:
(weight of the boat) = (weight of water displaced by the boat)
(weight of the boat) = 1000 kg/m³ x (1/2) x (volume of the boat) x 9.81 m/s²
55 kg x 9.81 m/s² = 1000 kg/m³ x (1/2) x (volume of the boat) x 9.81 m/s²
(volume of the boat) = 55 kg / (1000 kg/m³ x (1/2))
(volume of the boat) = 0.055 m³
(weight of the boat) = (weight of water displaced by the boat)
(weight of the boat) = 1000 kg/m³ x (1/2) x 0.055 m³ x 9.81 m/s²
(weight of the boat) = 267.975 N
Therefore, the weight of the boat is approximately 267.975 N.
Referring to the graph below of data describing a cart pulled across a level surface. When a 4 N force pulls on the cart, the cart accelerates at 5 m/s^2. What is the friction force resisting the pull?
Answer:
0.5 N
Explanation:
(0.6 kg)(9.8 m/s^2) = 5.88 N
(0.6 kg)(5 m/s^2) = 3 N
4 N - 3 N = 1 N
1 N/5.88 N = 0.17
(0.17)(3 N) = 0.51 N which rounds to 0.5 N
When a 4 N force pulls on the cart, the cart accelerates at 5 m/s². The frictional force resisting the pull is 0.5 N.
What is friction?Friction is defined as the force preventing sliding solid surfaces, fluid layers, and material components from moving relative to one another. When two bodies in contact move in relation to one another, friction, a resistive force, arises. friction factors Between-body surface adhesion: When two materials are in close proximity to one another, a molecular force called adhesion is created.
(0.6 kg) (9.8 m/s²2) = 5.88 N
(0.6 kg) (5 m/s²2) = 3 N
4 N - 3 N = 1 N
1 N/5.88 N = 0.17
(0.17) (3 N) = 0.51 N ≅ 0.5 N
Thus, when a 4 N force pulls on the cart, the cart accelerates at 5 m/s². The frictional force resisting the pull is 0.5 N.
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What is remote sensing
The process of acquiring information, monitoring, and detecting the characteristics of any phenomenon or an object is called Remote Sensing. This is done by measuring the radiation emitted or reflected by the said object or phenomenon from some distance. Remote Sensing is typically done via a satellite or an airplane to collect data on Earth and other planets in space.
There are some special cameras that are used to collect images through the process of remote sensing. The researchers then "sense" some inferences from these images to get the required data.These cameras capture images of large areas of the Earth's surface. This helps in screening and observing a lot more information than what would have been possible by simply standing on the ground.Learn more about remote sensing
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An eagle carrying a trout flies above a lake along a horizontal path. The eagle drops the trout from a height of 6.1 m. The fish travels 7.9 m horizontally before hitting the water.
What is the velocity of the eagle? Round at the end of the calculation to the nearest tenth.
Answer:
7.1 m/s
Explanation:
The fish goes 6.1 m vrtically....calc the time to fall this far
d = 1/2 a t^2
6.1 = 1/2 ( 9.81)(t^2) shows t = 1.12 sec
It flies 7.9 m in 1.12 sec = 7.9/1.12 = 7.1 m/s
Answer: 7.1 m/s
Explanation:
Pls answer both asap
Answer:
Problem 1 is D
Problem 2 is C
See the comments.
Explanation:
gravitational potential energy is converted to kinetic __ energy when the object begins to move
Gravitational potential energy is converted to kinetic (Motion) energy when the object begins to move.
What is the gravitational potential energy movement about?The energy gained from this change in position is stored within the body as gravitational potential energy if a ball is raised from the ground to a height above the earth. The gravitational potential energy is then converted into kinetic energy when the ball hits the earth.
Therefore, the way an object falls, its gravitational potential energy is said to be transformed or altered into the kinetic energy of motion.
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What is the current in a 160V circuit if the resistance is 2Ω?
V=
I=
R=
Explanation:
v = IR
v= 160 R = 2
160 = 2I
2 2
I = 80A
A basketball is made of matter. Fire itself is not matter. However, the wood that burns is matter. A basketball is very different from a fire. What are some differences that might make a basketball matter but not a fire?
Answer: A basketball is something that can have a physical or chemical change done to it.
Explanation:
A basketball is made of matter. The fire itself is not a matter however, the wood that burns is matter. A basketball is very different from a fire because a basketball has some mass in it on the other hand fire does not contain any mass
What is the matter?Anything which has mass and occupies space is known as matter, mainly there are four states of matter solid liquid gas, and plasma.
These different states of matter have different characteristics according to which they vary their volume and shape.
For any substance to be considered as matter it must have to contain some mass and occupies some space.
As given in the problem statement a basketball is made of matter. The fire itself is not a matter however, the wood that burns is matter. A basketball is very different from a fire because a basketball has some mass in it on the other hand fire does not contain any mass.
For any substance to be considered as matter it must have to contain some mass and occupies some space.
Thus, a basketball is considered a matter but fire is not considered a form of matter.
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what is happening when two waves with identical crests and troughs meet?
Answer:
When two waves meet in such a way that their crests line up together, then it's called constructive interference. The resulting wave has a higher amplitude. In destructive interference, the crest of one wave meets the trough of another, and the result is a lower total amplitude.
A 4. 0 nc positive point charge is located at point a in the figure. (figure 1) what is the electric potential at point b?.
The electric potential at point b experienced by the charge cab be determined using the formulas given.
Electric potentialThe electric potential of a point charge is the work done in moving the charge from infinity to certain point against the electric field.
V = Ed
V = (F/q)d
V = (Fd)/q
where;
V is the electric potentialF is electric forceE is the electric fieldq is the chargeThus, the electric potential at point b experienced by the charge cab be determined using the formulas given.
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State all the facts and information within the picture.
Pyrite Stone:
Pyrite, also known as fool's gold, is a mineral composed of iron and sulfur. It has a metallic luster and a brassy yellow color. Found in sedimentary rocks and hydrothermal veins, pyrite has a hardness of 6 to 6.5 on the Mohs scale. It has industrial uses in sulfuric acid production, fertilizers, and batteries. Pyrite can oxidize and cause environmental concerns. It is also used in jewelry and decorative items.
Cement Bricks:
Cement bricks, made from a mixture of cement, sand, and water, are widely used in construction for their strength, durability, and weather resistance. They offer advantages over traditional clay bricks and come in various sizes, shapes, and colors. Cement bricks are cost-effective, provide thermal insulation, and require proper construction practices for quality and longevity. Efforts have been made to develop sustainable alternatives to reduce energy consumption and carbon emissions.
Pyrite Stone:
Pyrite, also known as iron pyrite or fool's gold, is a mineral with the chemical formula FeS2. It is composed of iron and sulfur.It has a metallic luster and a brassy yellow color, often resembling gold. However, it is important to note that pyrite is not gold and does not have any intrinsic value.Pyrite is commonly found in sedimentary rocks, such as shale or limestone, as well as in hydrothermal veins and metamorphic deposits.It has a hardness of 6 to 6.5 on the Mohs scale, which means it is relatively soft compared to many other minerals.Pyrite is often used in various industrial applications. It is a source of sulfur in the production of sulfuric acid, and it is also used in the manufacturing of fertilizers, sulfur dioxide scrubbers, and certain types of batteries.In its natural form, pyrite can sometimes oxidize and form sulfuric acid, leading to acid mine drainage, which can be environmentally damaging.Pyrite has also gained popularity as a decorative stone in jewelry and ornamental pieces due to its unique appearance.Cement Bricks:
Cement bricks, also known as concrete bricks, are building materials made from a mixture of cement, sand, and water.The main component of cement bricks is cement, which acts as a binder, holding the other materials together.Cement bricks are manufactured through a process of mixing the cement, sand, and water, followed by molding and curing.They are commonly used in construction for building walls, pavements, and other structures.Cement bricks have several advantages over traditional clay bricks. They offer better strength, durability, and weather resistance.Cement bricks are available in various sizes, shapes, and colors to suit different construction needs and aesthetic preferences.They are relatively cost-effective compared to other building materials and provide good thermal insulation properties.The production of cement bricks requires energy and contributes to carbon emissions, so efforts have been made to develop more sustainable alternatives, such as fly ash bricks or eco-friendly cement.Proper construction practices, including correct mixing ratios and adequate curing, are essential for ensuring the quality and longevity of cement brick structures.For more such information on: mineral
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An electrified rod attracts pieces of paper. After a while these pieces fly away! Why?
Answer: The paper prices fall off due to repulsive forces.
Explanation: When an electrified or charged object is brought near an uncharged object, it causes the electrons of the uncharged object to move as electrons are free movable particles. The electron leave behind the atoms. The uncharged object becomes ionized.
Here the pieces of paper may fall off because it becomes de-ionized by surrounding air particles. While the pieces are attached to the rod, surrounding air particles may provide or take away electrons and make the pieces become neutral again
Which substance is insoluble and Which substance is insoluble and floats in water?
A wood chips
B an ice cube
C a sugar cube
D a handful of salt
The substante that is insoluble and floats is the wood chip and the one that is insoluble is a sugar cube.
What is solubility?Solubility is a property that a substance has to dissolve in another that is called a solvent, this can also depend on the conditions of the temperature to which the solution can be exposed and also the pressure. The solubility will depend on the properties of each of the components, it is not always the same in all types of solutions.
When no more of the solute can dissolve in a solution, the solution is said to be saturated.
Therefore, we can confirm that the substante that is insoluble and floats is the wood chip and the one that is insoluble is a sugar cube.
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The mass of the beam is 3480kg
Calculate the weight of the beam. Remember that a mass of 1 kg has a
weight of 10 N.
Answer:
34800N
Explanation:
weight = mass × gravitational field strength
w=mg
w= 3480×10. (Gravitational field strength is constant at the value of 10)
w=34800N
1. What is the formula for Acceleration?
Answer:
The formula of acceleration (a) = velocity (v)- initial velocity (u) /time taken(t)
What is the net force acting on the airplane?
740 N right -->
700 N right -->
100 N left <--
760 N right -->
\(\huge{ \mathrm{ \underline{ Answer }\: \: ✓ }}\)
Total force acting on right side = 800 N
Total force acting on left side :
60 N + 40 N100 NNow, equivalent force acting on the plane is :
greater force - minor force 800 N - 100 N 700 NewtonsAnd the direction of equivalent force will be the direction of greater force, that is right direction.
Hence, Correct option is :
700 N right -->_____________________________
\(\mathrm{ \:TeeNForeveR\:}\)