Before turning into a white dwarf, a star like the sun will spend most of its life as a main sequence star is a true statement.
Most of the time, the stars' positions in relation to one another remain constant. Convergence between Orion and Taurus is ongoing. Ursa Minor is never far from Draco. The stars appear to us as an endless backdrop painting in the sky that hardly moves in relation to one another.
As we revolve around the sun throughout the year, there are a few tiny movements. Stars farther away move more to the left and right than stars closer to us. Even if it only has a small effect, it makes sense. You'll notice that objects farther away from you move less in relation to you than ones that are closer to you if you keep your eyes fixed out into the distance as you stroll down the street.
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why do we say that force is a vector quantity
Force is a vector quantity because its acceleration times a scalar constant (mass) equals the force (a vector quantity).
Why is force considered a vector quantity?The product of an object's mass and acceleration is used to calculate the force acting on it. A vector quantity is acceleration. Since force is a scalar constant (mass) multiplied by acceleration, which is a vector quantity, force is also a vector quantity (a vector quantity).
Because it genuinely depends on the direction in which a force is applied, force can be thought of as a vector quantity. Physically, the force can be felt as a push or a pull. This is illustrated by many physical examples.
For instance, it makes sense that we must push an object upward in order to make it move upward. It simply remains fixed if we push it downward. Knowing which direction it is pushed is crucial.
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PLEASE ANSWER WILL MARK BRAINLIEST IF YOU EXPLAIN HOW YOU GOT THE ANSWER!!!!!!
I’m not sure if the answer I chose is correct or not
If there is a decrease in the angle of inclination, the acceleration would decrease accordingly.
What is the acceleration?We know that the acceleration is the change in the velocity of the object with time. Given that the mass of the pulley remains the same and the puly is being moved up the incline as we can see.
We have to also recall that we have been told that the incline is frictionless and as a result we are not going to consider the frictional force. In any case, the force that moves the pully along the incline stull depends on the angle of inclination.
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6. suppose you apply a force of 1 n to block a and a force of 2 n to block b. does it follow that block b must have twice the acceleration of block a? justify your answer using newton's second law.
Yes, block b must have twice the acceleration of block a but Only if B has the same mass as A.
Acceleration is the rate of change of the velocity of an item with appreciation to time. Accelerations are vector portions. The orientation of an item's acceleration is given by the orientation of the net pressure appearing on that object.
Acceleration is the charge at which velocity modifications with time, in terms of each speed and route. A factor or an object moving in a straight line is accelerated if it quickens or slows down. movement on a circle is extended despite the fact that the rate is consistent because the course is continually changing.
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A long, horizontal wire Ab rests on the surface of a table and carries a current I. A horizontal wire CD is vertically above wire AB , and is free to slide up and down on the two vertical metal guides C and D ( as shown in Fig) .Wire CD is connected through the sliding contacts to another wire that also carries a current I , opposite in direction to the current in wire AB . The mass per unit length of the wire CD is λ. To what equilibrium height h will the wire CD rise. assuming that magnetic force on it is wholly due to current in wire AB ?
The equilibrium height to which the wire CD will rise is given by the expression h = μ₀I² / 2π λg
What is magnetic field ?A region in which the force of magnetism acts is known as the magnetic field, and it surrounds magnetic materials or a moving electric charge. Moving magnetic dipoles and electric charges produce a magnetic field, which acts as a force field on other nearby magnetic dipoles and moving charges.
Magnetic field at a distance h produced by a current carrying wire
B = μ₀I/ 2πh
Magnetic force due to the present current carrying wire can be calculated by the formula
F = B I L
And we also know that F = mg
On equating these mg = B I L
( μ₀I/ 2πh ) I = ( m/ I ) g = λg
thus we get the value of h as
h = μ₀I² / 2π λg
Thus, the equilibrium height to which the wire CD will rise is given by the expression h = μ₀I² / 2π λg .
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A bicycle with 0. 80-m-diameter tires is coasting on a level road at 5. 6 m/s. A small blue dot has been painted on the tread of the rear tire.
The speed of the blue dot when it is 0.80 m above the road is 11.2 m/s
Calculation1:d = diameter of tire = 0.80 m
r = radius of tire = (0.5) d = (0.5) (0.80) = 0.40 m
v = speed of bicycle = 5.6 m/s
w = angular speed of the tire
Speed of cycle is given as
v = r w
5.6 = (0.40) w
w = 14 rad/s
Radians per second. ω ω = 14 rad/s
Calculation2:
v' = speed of blue dot
Speed blue of dot is given as
v' = v + rw
v' = 5.6 + (0.40) (14)
v' = 11.2 m/s
The speed of the blue dot when it is 0.80 m above the road is 11.2 m/s
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Question:
Express your answer in radians per second. ω ω = 14 rad/s Previous Answers Correct Part B What is the speed of the blue dot when it is 0.80 m above the road?
What is the magnitude b of the magnetic field at the location of the charge due to the current-carrying wire?.
Using the right hand rule, it is possible to calculate the magnetic field direction at the site of the charge caused by the current-carrying wire.
In the simplest terms possible, what is a magnetic field?The region surrounding a magnet where the effects of magnetism are perceived is known as the magnetic field. To explain how the magnetic force is dispersed in the area surrounding and inside something magnetic in nature, we utilize the magnetic field as a tool.
How does the magnetic field function?The same poles resist one another whereas opposite poles are attracted to one another. The north-seeking poles of the iron's atoms line up in the same way when you rub it against a magnet.
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an ice hockey puck is tied by a string to a stake on rough ice and slides around in a circle until it comes to a stop. what is the sign of the work done by the tension in the rope as it slides to a stop?
The rope slides to a stop with no work being done by the tension in the rope.
Which of Newton's equations of motion best describes how a hockey puck would move if there was no external force acting on it as it slid around the ice?first rule of Newton If not affected by a net external force, an item at rest or in motion maintains its state of motion at a constant speed.
A hockey puck striking is governed by what rule of motion?The First Law of Motion by Newton Ice hockey is a sport that can help us understand Newton's laws of motion. Until pushed to change its condition by a net force, an object stays at rest or moves at a constant speed (speed in a constant direction).
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can someone please help me find velocity?
Answer:
b
Explanation:
the perception of flashing lights on a christmas tree as continuous movement can be explained by the optical illusion
The perception of flashing lights on a christmas tree as continuous movement is due to optical illusion.
Perceptual Illusions: the misinterpretation of a real external, sensory experience. The action of deceiving, especially by appearances. An instance of the sense perception of an external object suggesting a false belief as to its nature.
Induced Motion: an illusion of motion, experienced because we have a strong tendency to assume that the object moves, while the background is stationary.Optical Illusions: an instance of something having an appearance so resembling something else as to deceive the eye; mental misapprehension caused by this. An illusion of vision usually affecting “spatial” relations. Also referred to as ‘visual illusions.’Somatic Illusions: tricks used to make parts of your body feel like they are growing, shrinking, bending, etc. Examples (include) ‘Pinocchio,’ ‘Shrinking Waist,’ ‘Doorframe,’ and ‘Rubber Hand.’To know more about optical illusions visit:
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brightness is to light as ________ is to sound.
Brightness is to light as loudness is to sound.
What is Brightness?Brightness is the visual attribute by which a light source appears to emit or reflect light. In other words, brightness is the perception caused by the brightness of a visual object. Not necessarily proportional to luminance.
What is loudness?Loudness is often confused with volume. However, the two terms are completely different concepts. Loudness is a scientific measure of the amount or strength of sound. Loudness, on the other hand, is much more difficult to quantify as it is entirely subjective and based solely on your personal perception of sound. The frequency content, duration, and loudness of a sound are factors in how loudness is perceived.
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What is the most numerous type of receptor? Multiple Choice Tactile receptors Chemoreceptors Photoreceptors Proprioceptors
Tactile receptors are the most numerous type of receptors.
Tactile receptors are the most numerous type of sensory receptors that includes mechanoreceptors (in skin) and mucous membranes.A mechanoreceptor, is a sensory receptor that responds to mechanical pressure or distortion. Mechanoreceptors are innervated by sensory neurons that convert mechanical pressure into electrical signals that, in animals, are sent to the central nervous system.There are three classes of mechanoreceptors: tactile, proprioceptors, and baroreceptors. Mechanoreceptors sense stimuli due to physical deformation of their plasma membranes. They contain mechanically-gated ion channels whose gates open or close in response to pressure, touch, stretching, and sound.To know more about receptors visit:
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consider the fairness properties of aimd. now, consider a scenario where two flows are competing at a bottleneck with capacity r, where each of them has the same rtt. using standard aimd, both flows will converge to a regime where each gets r/2. discuss how by changing their aimd formulas you can make them converge to 3r/4 and r/4.
By changing their AIMD formulas in this way, we can make both flows converge to 3r/4 and r/4 respectively.
What is AIMD?
The AIMD (Additive Increase, Multiplicative Decrease) congestion control algorithm is a type of feedback control in which the sender increases the window size by a certain amount (additively) after each round trip time (RTT) and then reduces the window size (multiplicatively) when it detects packet loss. This algorithm is used to ensure fair sharing of the network resources.
In the given scenario, if we want to make both flows converge to 3r/4 and r/4, we can modify their AIMD formulas. We can do this by changing the rate at which the window sizes increase (i.e. the additive increase) and decrease (i.e. the multiplicative decrease).
For the flow that should end up with 3r/4, we can reduce the rate of additive increase and increase the rate of multiplicative decrease. This will make the flow increase its window size more slowly and decrease its window size more quickly, resulting in it converging to a smaller window size of 3r/4.
For the flow that should end up with r/4, we can do the opposite, i.e. increase the rate of additive increase and reduce the rate of multiplicative decrease. This will make the flow increase its window size more quickly and decrease its window size more slowly, resulting in it converging to a smaller window size of r/4.
By changing their AIMD formulas in this way, we can make both flows converge to 3r/4 and r/4 respectively.
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Two guitarists attempt to play the same note of wavelength 6.50 cm at the same time, but one of the instruments is slightly out of tune. Consequently, a 13.0 Hz beat frequency is heard between the two instruments. What were the possible wavelengths of the out-of-tune guitar’s note? Express your answers, separated by commas, in centimeters to three significant figures IN cm
The possible wavelengths of the out-of-tune guitar are "6.48 cm" and "6.52 cm".
[tex]\lambda_=speed of sound/f[/tex]
[tex]\lambda=343m/s/5293.9Hz(OR) 343m/s/5259.9Hz[/tex]
λ = 6.48 cm (OR) 6.52 cm
Other wavelengths can travel as far as the cosmos due to the inverse relationship between wave frequency and wavelength, however gamma rays have incredibly short wavelengths that are only a small portion of the size of atoms.
Regardless of the medium through which electromagnetic radiation travels, even though it isn't normally stated explicitly, the wavelengths of electromagnetic radiation are frequently represented in terms of the vacuum wavelength.
The wavelength of electromagnetic radiation affects its behavior. The speed of light is equal to wavelength times frequency. Frequency is multiplied by the Planck constant to produce energy. 1/wavelength is the wave number in centimeters. Along with the wavelengths of many parts of the electromagnetic spectrum, a rough estimation of the wavelength size is displayed.
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what is example of energy in the form of motion
Answer:
The wind is an example of motion energy. A dramatic example of motion energy is a car crash—a car comes to a total stop and releases all of its motion energy at once in an uncontrolled instant.
Explanation:
Please give the brainliest.
the wall separating henri from his manager made it hard to hear what his manager was saying. the wall is an example of a(n) barrier.
The wall separating Henri from his manager made it hard to hear what his manager was saying, the wall is an example of a physical barrier.
Physical barrier is the environmental and natural condition that act as a barrier in communication in sending message from sender to receiver.
Organizational environment or interior workspace design problems, technological problems and noise are the parts of physical barriers.Surroundings, distance between people, time differences and faulty communication methods are factors that can create a physical barrier. Managers must quickly identify these factors to address their negative effects on productivity.Therefore the wall between Henri and his manager acts as a physics barrier which made it hard to hear what his manager is saying.
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Label the spinal cord meninges and spaces. 02:00:12 Skipped Reset Zoom Subarachnoid Arachnoid mater Dura mater Subdural Pia mater space space 7
The label from superficial to deep, of meninges and their related spaces in the correct order are:
1. Dura mater
2. Subdural space
3. Arachnoid mater
4. Subarachnoid space
5. Pia mater
What is the proper sequence of the meninges, from the superficial to the deep?The brain and spinal cord are shielded by three layers of membranes called meninges. Pia mater is the thin inner layer. The arachnoid, a structure resembling a web and filled with fluid, is the middle layer and protects the brain. The durable outer layer is known as the dura mater.
The subdural space is the area that could be found between the arachnoid mater and the meningeal layer of the dura. The subdural space typically only exists in pathological conditions, similar to the epidural space.
Therefore, Between the dura mater of your spinal cord, the bones of your vertebral column, and the dura mater of your skull is a space called the epidural space.
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When galaxies collide, what happens in general to the stars contained within them?.
They typically avoid collision as they pass by the stars in the opposite galaxy.
What happens to stars when galaxies collide?
Star formation can potentially be sparked by merging galaxies. Galaxies are made of gas and dust as well. This material may be affected by the gravitational pull of both colliding stars, resulting in friction and shock waves that could spark the fusion of new stars.In the galaxies, gas clouds DO clash. In addition to creating neutron stars and black holes, the collisions may also result in bursts of star formation, excess supernovae, and other high-energy events.As the supermassive black holes merge, some stars will be flung out of the galaxy and others will be obliterated. Additionally, both galaxies' fragile spiral structures will be obliterated when they merge to form a single, massive elliptical galaxy.To learn more about galaxies collide refer: brainly.com/question/24806910
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21. The coefficient of friction acting upon a 1500 kg car is 0.75. The car is making a 180-degree turn around a curve with
a radius of 25 meters. Determine the maximum speed with which the car can make this turn.
a. 187.5 m/s
b. 209.44 m/s
c. 13.69 m/s
d. 7.5 m/s
The maximum speed with which the car can make the turn is 13.69 m/s (Option C)
How do I determine the maximum speed?We'll begin by obtaining the force. This can be obtained as follow:
Mass (m) = 1500 KgAcceleration due to gravity (g) = 10 m/s²Normal reaction (N) = mg = 1500 × 10 = 15000 NCoefficient of friction (μ) = 0.75Force (F) = ?F = μN
F = 0.75 × 15000
F = 11250 N
Finally, we shall determine the maximum speed. Details below:
Radius (r) = 25 metersMass of car (m) = 1500 KgForce (F) = 11250 NMaximum speed (v) =?F = mv²/r
11250 = (1500 × v²) / 25
Cross multiply
1500 × v² = 11250 × 25
Dive both sides by 1500
v² = (11250 × 25) / 1500
Take the square root of both sides
v = √[(11250 × 25) / 1500]
v = 13.69 m/s
Thus, the maximum speed is 13.69 m/s (Option C)
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At what radial distance from the center of a toroid of 300 windings does the magnitude of the magnetic field equal that found inside a solenoid that has 400 turns per meter of length? Assume that the current is the same through both devices.The magnitude of the magnetic field inside a toroid of total Ntturns and carrying a current I is, Bt=μ0NtI2πs, where s is the distance of the field point from the center of the toroid. The magnitude of the magnetic field inside a solenoid of Ns turns per unit length and carrying a current I is Bs=μ0NI. So if for a value of s, the magnetic field inside a toroid and a solenoid are the same, then the value of s can be found by using the equation, μ0NtI2πs=μ0NsI.
The radial distance from the center of the toroid is 12 cm such that the magnitude of magnetic field through the toroid is equal to that found inside the solenoid.
It is given to us that -
The toroid has 300 windings
The solenoid has 400 turns per meter of length
We have to find out the radial distance from the center of the toroid if the magnitude of the magnetic field is equal to that found inside the solenoid.
We know that the magnitude of the magnetic field inside a toroid is given by -
[tex]B_{t} =[/tex] (μ₀[tex]N_{t}[/tex]I)/(2[tex]\pi[/tex]s) ------ (1)
where,
s = radial distance from the center of the toroid
I = current flowing through the toroid wire
[tex]N_{t}[/tex] = total turns in the toroid
We also know that the magnitude of magnetic field inside a solenoid is given by -
[tex]B_{s} =[/tex] μ₀[tex]N_{s}[/tex]I ----- (2)
where,
[tex]N_{s}[/tex] = turns per unit length of the solenoid
I = current flowing through the solenoid
Now, it is given to us that the magnitude of magnetic field at a radial distance of s inside the toroid is equal to the magnitude of magnetic field inside the solenoid.
=> [tex]B_{t} =[/tex] [tex]B_{s}[/tex]
=> (μ₀[tex]N_{t}[/tex]I)/(2[tex]\pi[/tex]s) = μ₀[tex]N_{s}[/tex]I
Since it is given that the current is same through both toroid and solenoid, the above equation can be written as -
=> [tex]\frac{N_{t}}{2\pi s} =N_{s}[/tex]
[tex]= > \frac{300}{2\pi s} =400\\= > 800\pi s=300\\= > s = \frac{300}{800\pi } \\= > s = 0.11 m\\= > s = 12 cm[/tex]
Thus the radial distance from the center of the toroid is 12 cm such that the magnitude of magnetic field through the toroid is equal to that found inside the solenoid.
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What would be the height of the atmosphere if the air density (a) were uniform and (b) decreased linearly to zero with height? Assume that at sea level the air pressure is 1.0 atm and the air density is 1.3 kg/
The height of the atmosphere would be 7951.33 m.
We are given that,
Pressure = P = 1 atm
Air density = ρ = 1.3 kg/m³
Therefore, the height of the atmosphere when the density is constant can be calculated by,
P = ρ g h
We know that pressure at sea level = 1 atm = 101300 Pa
Thus , putting the values in the above equation,
h = (101300 Pa)/(1.3 kg/m³)(9.8m/s²)
h = 7951.33 m
Therefore, the height of the atmosphere would be 7951.33 m, when the air density is constant.
Note : the correct order of the question is,
Assume that at sea-level the air pressure is 1.0 atm and the air density is 1.3 kg/m3.(a) What would be the height of the atmosphere if the air density were constant?(b) What would be the height of the atmosphere if the air density decreased linearly to zero with height?
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Which process is required to allow a gravitationally-collapsing gas cloud to continue to collapse?.
Most of the cloud's thermal energy must be radiated away.
The cloud must constantly produce new dust particles. A collision with another cloud is required. Most of the cloud's thermal energy must be trapped there. Star formation depends significantly on angular momentum.
Low, dense clouds mainly serve to deflect solar energy and chill the Earth's surface. High, thin clouds mostly reflect incoming solar radiation; but, they also trap part of the infrared radiation that the Earth emits and reflect it back down, warming the Earth's surface.
The amount of emission from a cloud changes directly with its temperature in addition to being influenced by a number of other elements, including the thickness of the cloud and the composition of the cloud.
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The electric potential along the x-axis is V=100e−2xV, where x is in meters.
A) What IS E(x) at x=1.0 m?
B) What is E(x) at x=1.6m?
Express your answer to two significant figures and include the appropriate units.
A. The electric field E(x) at x = 1.0 m is 27.07 V/m
B. The electric field E(x) at x = 1.6 m is 8.15 V/m
What is electric potential?Electric potential is work done in moving a unit charge from one point to the other.
What is electric field?Electric field is the ofrce per unit charge acting at a point in an electric field.
A) What Is E(x) at x = 1.0 m?Given that the electric potential V = 100e⁻²ˣ V, the electric field is given by
E = -dV/dx = -d100e⁻²ˣ/dx
= -100de⁻²ˣ/dx
= -100 × -2 × e⁻²ˣ
= 200e⁻²ˣ
Since we require the electric field at x = 1.0nm, substituting the value of x = 1.0 into the equation, we have
E(x) = 200e⁻²ˣ
E(1.0) = 200e⁻²⁽¹⁾
E(1.0) = 200e⁻²
E(1.0) = 200/e²
E(1.0) = 200/7.3891
E(1.0) = 27.07 V/m
So, E(1.0) = 27.07 V/m
B) What Is E(x) at x = 1.6 m?Given that V = 100e⁻²ˣ V, the electric field is given by
E = -dV/dx = -d100e⁻²ˣ/dx
= -100de⁻²ˣ/dx
= -100 × -2 × e⁻²ˣ
= 200e⁻²ˣ
Since we require the electric field at x = 1.6 m, substituting the value of x = 1.6 into the equation, we have
E(x) = 200e⁻²ˣ
E(1.6) = 200e⁻²⁽¹°⁶⁾
E(1.6) = 200e⁻³°²
E(1.6) = 200/e³°²
E(1.6) = 200/24.533
E(1.6) = 8.15 V/m
So, E(1.6) = 8.15 V/m
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the modified mercalli intensity scale is used to measure _______.
Answer: Intensity of earthquakes
Explanation:
The Mercalli intensity scale is a scale to measure the intensity of earthquakes. Unlike the Richter scale, the Mercalli scale does not take into account the energy of an earthquake directly. Rather, they classify earthquakes by the effects they have.
Based on observations, which of the following statements about stars in the Milky Way is generally true?
The older the star, the lower its abundance of heavy elements.
The less massive the star, the older it is.
The older the star, the bluer its color.
The older the star, the faster its orbital speed.
The younger the star, the higher its mass
Stars in the Milky Way, the older the star, the lower its abundance of heavy elements.
An element is a substance that can not be damaged down into a simpler layout. They may be distinguished by means of a completely unique atomic range. The elements are organized via their atomic variety in the periodic table, which highlights elements with similar residences.
Carbon is the most important detail of existence. Without this detail, existence, as we are aware of it, might not exist. As you will see, carbon is a vital element in compounds essential for lifestyles.
Kinds of elements :
1.) The elements are categorized as metallic, non-metal, and metalloid.
2.) The intense left aspect factors inside the periodic desk are metals, for example, sodium, calcium, cesium, and many others.
3) Elements such as non-metals, carbon, chlorine, oxygen, and many others.
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The compound dinitrogen oxide is a gas at room temperature. The two elements found in a sample of this gas
The two elements found in a sample of compound dinitrogen oxide, which is a gas at room temperature are nitrogen and oxygen.
What is dinitrogen oxide?Dinitrogen oxide or nitrous oxide is commonly known as laughing gas,
Dinitrogen oxide is a chemical compound, an oxide of nitrogen with the formula N₂O.
At room temperature, this gas is colorless, non-flammable gas, and has a slightly sweet scent.
Dinitrogen oxide or Nitrous Oxide is also called laughing gas or happy gas due to its intoxicating effects when inhaled.
From the chemical formula of Dinitrogen oxide which is written as;
N₂O = two nitrogen atoms and on1 oxygen atom
The compound of Dinitrogen oxide is made of;
2 atoms of nitrogen and 1 atom of oxygen
Thus, the compound of Dinitrogen oxide which is a gas at room temperature is made of two element. These two elements contained by the gas sample are known as nitrogen and oxygen.
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Answer:
nitrogen and oxygen.
Explanation:
the reason is cause i got it right
A mass of 0.30 kg on the end of a spring oscillates with a period of 0.45 s and an amplitude of 0.15 m. Part A Find the velocity when it passes the equilibrium point. Express your answer with the appropriate units. 0 HA ? V= Value Units Submit Request Answer Part B Find the total energy of the system. Express your answer with the appropriate units. HA ?
The answer is k = 58.486.
Part A. V = 2.094 m/sec
Part B. E = 0.6579 J
Solution:
T = 2√m/k
T² = 4n²m/k
k = 4n²m/T² = 4n² x 0.30/(0.45)²
k = 58.486.
The total energy of a system is the sum of kinetic energy and gravitational potential energy, and this total energy is conserved in one orbital motion. A minimum velocity is required for an object to leave the planet and not return. The total energy operator is called the Hamiltonian operator H and consists of the kinetic energy operator and the potential energy operator. The total energy at any stage of a moving fluid is the sum of the internal static velocity and potential energies at that stage.
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For the purposes of seeking a theory to explain the formation of the solar system, we identify four major features of our solar system. Which of the following represent these four major features?
- Large bodies in the solar system have orderly motions.
- Planets fall into two major categories (terrestrial and jovian).
- Several exceptions to the general trends stand out.
- Swarms of asteroids and comets populate the solar system.
Planets fall into two major categories (terrestrial and jovian).
a. Planets can be divided into two main groups.
b. The fusing of hydrogen into helium is how the Sun produces energy.
c. Gravity brought about the solar nebula's collapse.
d. There are a tons of comets and asteroids.
The four main characteristics of the solar system are listed above in the order in which they contributed to its origin.
The majority of planets can be divided into two groups: gaseous giants and other terrestrial planets. As a result of the solar chromosphere's solar winds.
This energy powers the fusion of hydrogen and helium in the sun's core, which powers the sun itself. The solar nebula was a cloud of gases and dust that started to spin on its own, drawing the microscopic particles closer due to gravity. In the solar system, there are around 100 billion comets and asteroids.
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Crane with 5 kW motor lifts the load evenly at a speed of 0.1 m/s. What is the weight of the cargo?
Answer: 0.5
Explanation:
A reasonably uniform magnetic field over a limited region of space can be produced with the Helmholtz coil, which consists of two parallel coils centered on the same axis. The coils are connected so that they carry the same current I. Each coil has N turns and radius R, which is also the distance between the coils.
(a) Find the magnitude of the magnetic field at any point on the z-axis shown in the accompanying figure. (Use any variable or symbol stated above along with the following as necessary: z and µ0. Assume the origin is located halfway between the coils.)
(b) Show that dB/dz and d 2B/dz2 are both zero at z = 0. (These vanishing derivatives demonstrate that the magnetic field varies only slightly near z = 0.)
According to the formula, 2 moles of Co will magenetic produce 2 mole of CO2 and 1 mole of O2 prednisone will produce 2 moles of CO2. This is 602 for 1 mole. 0.5 mol of O2 is consumed. 0.344/2 = 0.172 mol
mol O2 is required, so O2 has a limiting reagent, so O2 mol has 0.172 mol, 0.344, therefore Co
: mol CO₂ production= 0.196 Particles
grams CO₂ production = 0.196 • Hook x 44.01 g CO₂ = 8.6259 g.Co₂
grams CO₂ 2.63 g = 863
5.50G 5.50G
MOL VON LA H 5,50 x I Mol 5,998 15.444
444 444
444
444
444
444
44
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mol CO = massmolar mass 5,50 g xX I mol
28-018 444 4 =4 mol 4
mols of la H 5.50 x × I mols
5.998 15.
0.344 mol. It represents the absolute or relative direction or magnitude that an object is moving in the sense of motion. Used to describe the size or extent of something. In physics, size generally refers to entities.
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a stone is thrown horizontally from the top of a cliff 30m high with an itinal sped of 20, find the vertical speed of the stone as it hits the groudn
The molar mass of sulfur hexafluoride is 146 g/mol.
13. g of sulfur hexafluoride = 13 g / 146g/mol = 0.089 mol
The pressure of sulfur hexafluoride
P = nRT / V
P = 0.089 mol x 0.08206 Latm/mol/k x (10.0 + 273.15)K / 5.0 L
P = 0.41 atm.
The rate of change in position of an object in any course. Speed is measured because the ratio of distance to the time wherein the distance became included. Speed is a scalar amount because it has handiest route and no significance.
Velocity can be notion of as the rate at which an object covers distance. A quick-moving object has a high speed and covers a notably big distance in a given amount of time, whilst a sluggish-shifting item covers a relatively small amount of distance in the same amount of time.
The primary unit or the S.I. unit of velocity is m/s or ms¹.
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