It will take 5x105 seconds to get to this pace.
What is speed and what is its unit in physics?Speed refers to the rate at which a length varies over time. It has a time-distance dimension. The outcome is the High silica element of speed, which combines the fundamental time units and the fundamental measure of length. As a result, the SI unit for velocity is the metre per second, or m per s.
What does velocity vs. acceleration mean?Velocity is the term for the rate of movement. The measurement of a velocity shift called acceleration. Given that it includes both magnitude and direction, it is a vector quantity. Due to the fact that it determines how quickly velocity changes, acceleration is just a vector quantity.
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Once cleared for takeoff the jet began to accelerate from rest to high speed along the level runway the potential energy is: decreasing or is constant?
The two examples given above serve to highlight the two types of potential energy that will be covered in this course: elastic potential energy and gravitational potential energy.
What is Potential energy?The energy that an object stores as a function of its height or vertical position is known as gravitational potential energy.
Because of the Earth's gravitational pull on the object, the energy is captured. The mass of the ball and the height to which it is raised both affect the gravitational potential energy of the huge ball of a demolition machine.
The mass of an object and its gravitational potential energy are directly related. Objects with more mass have more gravitational potential energy.
Therefore, The two examples given above serve to highlight the two types of potential energy that will be covered in this course: elastic potential energy and gravitational potential energy.
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How does the concentration gradient of h+ ions help to make ATP?.
Through ATP synthase, the hydrogen ions return down the gradient of their concentration. This causes the subunits to spin and generates the energy required for the fusion of ADP and inorganic phosphate to produce ATP.
In order to move hydrogen ions from the matrix into the intermembrane gap via the mitochondrial inner membrane during electron transport, energy is required. Through the action of ATP synthase, hydrogen ions move back across the mitochondrial membrane and into the matrix as a result of a chemiosmotic gradient, producing ATP.
A H+ accumulation occurs in the inner membrane space of the mitochondria as a result of the electrons from NADH and FADH2 moving through the electron transport chain. The membrane enzyme complex ATP synthetase receives its direct energy for ATP production from the proton gradient (gradient of H+) that flows through it.
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What are the two types of rate laws?.
Rate laws can be represented as a differential rate law, which describes the change in reactant or product concentrations as a function of time, or as an integrated rate law, which describes the actual concentrations of reactants or products as a function of time.
What is the distinction between differential and integrated rate law?The differential rate law describes how the rate of a reaction varies with the concentration of the reactant (s). The integrated rate law describes how the concentration of the reactant(s) changes over time.
Integration of the relevant differential rate laws yields integrated rate laws. The rate constants for those rate laws are calculated using concentration measurements taken at various points throughout the process.
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A wave in which particles of the medium undergo a circular motion is known as a blank wave.
A. Longitudinal
B. Pitch
C. Standing
D.Trasverse
None of the above is right option for the same. A wave in which particles of the medium undergo a circular motion is known as a Surface wave.
A surface wave is a wave in which the medium's particles move in a circular pattern. Surface waves are neither transverse nor longitudinal. All of the particles in the bulk of the medium travel parallel to and perpendicular to the direction of energy transport in longitudinal and transverse waves, respectively.
Only the particles at the medium's surface move in a circular motion during a surface wave. As one moves farther away from the surface, the mobility of the particles tends to slow down.
Every wave that travels across a medium has its origin. One of the particles was initially displaced somewhere along the medium.
It is typically the first coil on a slinky wave that is moved by a person's hand. The first air particle to vibrate during the creation of a sound wave is often caused by the vocal chords or a guitar string. The particles that are displaced from their equilibrium position at the point where the wave is introduced into the medium always move in the same direction as the vibration's source.
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PART ONE
A merry-go-round rotates at the rate of 0.24 rev/s with an 71 kg man standing at a point 2.7 m from the axis of rotation.
What is the new angular speed when the
man walks to a point 1 m from the center?
Consider the merry-go-round is a solid 79 kg cylinder of radius of 2.7 m.
Answer in units of rad/s.
PART TWO
What is the change in kinetic energy due to this movement?
Answer in units of J.
Answer:
In order to answer this correctly I will need the answers to the question
Explanation:
I can then work it out and give you the best answer I can give you
Determine the magnitude of the resultant force. Express your answer to three significant figures and include the appropriate units.
Subtract the greater force's magnitude from the smaller force's magnitude to determine the resultant force. The smaller force's direction and the resultant force's direction are same.
How big is it, exactly?Magnitude typically refers to a size or a distance. We can relate magnitude to the movement by comparing the size and motion speed of the thing. The object's or quantity's size determines its magnitude.
What magnitude instances are there?Size is referred to as magnitude. A automobile is traveling more quickly than a bike, for instance, when it comes to speed. In this case, the car is moving faster than the bike by a larger margin. It reveals the direction or size, whether absolute or relative, in which an object moves.
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Due to extensive
passport.
O coalition
O bolster
Oassiduous
bureaucratic
red tape, it will take months to receive my
*
Due to extensive passport - coalition option (a) is correct.
What is bureaucratic red tape?
Red tape is overly restrictive formal regulations or inflexible adherence to them that is seen unnecessary or bureaucratic and gets in the way of doing things or making decisions. Governments, businesses, and other large organizations are typically the target of it.
What is coalition?
A coalition government might also be established during a period of national difficulty or crisis (for instance, during a time of war or economic crisis) to provide a government with the high level of perceived political legitimacy or collective identity. It can also play a role in reducing internal political strife.
Therefore, due to extensive passport - coalition option (a) is correct.
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what is created when light is refracted in a rainstorm?
Answer: It form Rainbow
What is Rainbow ?
--A rainbow is a meteorological phenomenon that is caused by reflection, refraction and dispersion of light in water droplets resulting in a spectrum of light appearing in the sky.
-- It takes the form of a multicoloured circular arc.
What is Refraction ?
-- Rainbows are formed when light from the sun is scattered by water droplets (e.g. raindrops or fog) through a process called refraction.
--Refraction occurs when the light from the sun changes direction when passing through a medium denser than air, such as a raindrop.
What is reflection?
--The return of light or sound waves from a surface. :
--the production of an image by or as if by a mirror.
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the refractive index of diamond is 2.42 .What is the meaning of this statement?
please answer quick that's urgent :-(
Answer:
Answer: Diamond has a refractive index of 2.42 which means that the speed of light in diamond will reduce by a factor of 2.42 as compared to its speed in the air. In other words, the speed of light in diamond is 1/2.42 times the speed of light in vacuum.
Answer:
The refractive index of a material is a measure of how much a material bends light as it passes through it. The refractive index of a material is defined as the ratio of the speed of light in a vacuum to the speed of light in the material. A refractive index of 2.42 for diamond means that light travels through diamond at about 42% slower than it does in a vacuum. This high refractive index is due to the high density and strong chemical bonds of the carbon atoms in diamond. This high refractive index gives diamond its characteristic brilliance and fire, and makes it
How do you calculate net torque on a wheel?.
A radius of the pulley, which is the distance from the rotating axis, is multiplied by the force (F) to determine load torque (r). I
What is the net torque equation?A total torque about axis is produced by the addition of the separate torques. The net torque about the shaft is the sum of the various torques when the proper signal (positive or negative is applied to the magnitudes of the individual torques about the given axis: →τnet=∑i|→τi|.
Describe net torque?Result for an image How do you determine a wheel's net torque, An object may be under the influence of many forces, each of which may act at a different position on the item. Next, each force will result .
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Where is the kinetic energy of a roller coaster at its highest answer?.
The kinetic energy of a roller coaster is at its highest at the bottom of the drop, the lowest position. This can be explained by the conservation of energy.
What is law of conservation of energy?The principle of conservation of energy states that "The total energy is neither increased nor decreased in any process. Energy can be transformed from one form to another, and transferred from one object to another, but the total amount remains constant."
In the same way, the Conservation of Mechanical Energy states that the total mechanical energy of a system is conserved. It can be expressed as
E₁ = E₂
½mv₁ + mgh₁ = ½mv₂ + mgh₂
Where
E₁ = mechanical energy at point 1E₂ = mechanical energy at point 2m = mass of an objectv₁ = velocity of object at point 1v₂ = velocity of object at point 2h₁ = height of object at point 1h₂ = height of object at point 2At the lowest position of a roller coaster, the height is zero. If we count the energy change from the highest position where the velocity is zero, we get the equation
½mv₁ + mgh₁ = ½mv₂ + mgh₂
½m(0) + mgh₁ = ½mv₂ + mg(0)
mgh₁ = ½mv₂
U₁ = KE₂
There is only kinetic energy at the lowest position of the roller coaster.
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Are the three points whose position vectors are 2i 3j 4k i 2j 3k and 7j 10k collinear?.
The three points like 2i +3j - 4k, 1i - 2j + 3k, and - 7j + 10k are collinear in terms of their position vectors.
If three or more points fall along a single straight line, they are said to be collinear. An axis is a term used to describe a line on which points are located, particularly if that line is connected to a triangle or other geometric shape. Since two points determine a line, two points are trivially collinear.
It is not always possible for the three spots to coincide. This indicates that depending on where these points are located in a plane, they may be collinear or noncollinear. If the slope between any two pairs of points is equal, three points are said to be collinear.
Three pairs of points can be created from the three points R, S, and T.
Assume A=2i+3j-4k.
B=i-2j+3k
C=-7j+10k
AB's current position vector is (i-2j+3k) - (i+3j-4k).
= -i-5j+7k
Now, BC's p.v. equals (-7j+10k) minus (i-2j+3k).
= -i-5j+7k
The p.v. of AB and BC are same. Therefore, the points are parallel and collinear.
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Correct Question:
Show that the three points whose position vectors are 21 +3j - 4k, 1i - 2j + 3k and - 7j + 10k are collinear.
What factors does mass depend on?.
Mass depends on several factors, including the force of gravity, the density of the object, and the volume of the object.
The force of gravity affects the mass of an object by determining the amount of force that acts on it. A greater gravitational force will result in a greater mass. The density of an object will also affect its mass; an object with a higher density will have a greater mass than an object with a lower density.
Finally, the volume of an object will also affect its mass; a larger object will have a greater mass than a smaller object. All three of these factors must be considered when determining the mass of an object.
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How much work must be done to stop a 1215 kg car moving at 100 km/h in a straight path?
Answer:
Work done = 466.128 KJ
Explanation:
We can solve this question using the work-energy theorem
Given,
Velocity = 100km/hr = 27.7 m/s (Approx)
Mass = 1215 kg
Initial velocity = 0
Work done = 1/2 m[tex](v-u)^{2}[/tex]
= 1/2*1215 * 27.7*27.7
= 466.128 KJ
For neat explanation you can refer to the attachment
High rates of attrition are particularly problematic for _____ research.a. cross-reference b. longitudinal c. archival
High rates of attrition is particularly problematic for longitudinal research.
In longitudinal studies, why is attrition a problem?There are two major issues with attrition. First, attrition reduces the size of the sample, and when the sample size is too low, statistical power is compromised. In the event that attrition is not random, it may also result in non-response bias (which affects the validity of the study findings).
High rates of observation, generalization, attrition, and deception complicate longitudinal studies. So, a longitudinal study is one in which a group of people is followed over an extended period of time.
Attrition rates or churn rates typically show how quickly employees change jobs, while low attrition rates show how long employees stay with a company. The size of your business will also affect the employee attrition rates.
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A car accelerated to 10m/2 after being rear-ended by a truck. The car and it occupant have a ma of 1300kg. How much force did the truck place on the Uber car?
Therefore, the truck placed 6500 Newtons of force on the Uber car after rear-ending it.
What is the force ?Force is an influence that causes an object to undergo a certain change. It can be described as a push or pull, which can cause an object to start moving, stop moving, speed up, slow down, or change direction. Forces can be caused by many different types of interactions, including those between objects, between objects and fields, and between fields. Examples of forces include gravity, friction, magnetism, and electric forces. Forces are measured in Newtons (N).
The force placed on the Uber car can be calculated using Newton's Second Law of Motion, which states that force is equal to mass times acceleration (F = ma).
In this example, the force placed on the Uber car can be calculated as follows:
Force = Mass x Acceleration
Force = 1300 kg x 10m/2
Force = 6500 N
Therefore, the truck placed 6500 Newtons of force on the Uber car after rear-ending it.
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The ratio of elements in the molecular compound ethyl alcoholic is: carbon,2; hydrogen, 6; oxygen, 1. Which is the formula for this compound?
Answer:
The answer is C2H60 hope this helps.
Explanation:
What is an example of a ballistic exercise?.
The following exercises are frequently employed in modern ballistic training: medicine ball throws, bench throws, jump squats, cleans, snatches, and push presses.
Elite athletes employed ballistic training to improve their ability to perform explosively for the first time in contemporary times. Reaching over to touch your toes while bouncing to extend the range is an illustration of ballistic stretching.
Due to the risk of injury and lack of benefits compared to other, safer forms of stretching like PNF and dynamic stretches, this sort of stretching is infrequently advised. The term "ballistic" describes a training technique in which an external object or the athlete's body is explosively launched into a flight phase. This can involve exercises like jumps, throws, and strikes.
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Help with number 3 Please!! i’d greatly appreciate it
Answer: You can not see it!
Explanation:
What is the SI unit of power Mcq?.
The SI unit of power is watt.
In physics, power is the amount of energy transferred or converted per unit of time. In the International System of Units, the unit of power is the watt, which is equivalent to 1 joule per second. In older works, force is sometimes called activity. Power is a scalar quantity.
Performance is how fast work gets done. P = gravimetric power The SI unit is Watt W, where 1 Watt equals 1 Joule/second (1W=1J/s). Since work is energy transfer, power is also the rate at which energy is consumed. For example, a 60 W light bulb consumes 60 J of energy per second.
Watt (abbreviated W) is the International System of Units (SI) standard unit of power (energy per unit time), equivalent to 1 joule per second. Watts are used to indicate the rate at which electrical energy is dissipated, or electromagnetic energy is radiated, absorbed, or dissipated.
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Silver has two stable isotopes, 107ag and 109ag. The isotopic mass of 107ag is 106. 9051, and the isotopic mass of 109ag is 108. 9047. The atomic weight of silver, from the periodic table, is 107. 9418. What is the percent abundance of 109ag (enter to 2 decimal places)?.
The percent abundance of 109Ag is calculated by finding the ratio of the mass of 109Ag to the total mass of silver, and multiplying the result by 100. The percent abundance of 109Ag is 0.5034 × 100 = 50.34%.
What is the calculated ?The calculated answer is based on the data that is provided and the formula or equation used to calculate it. Depending on the complexity of the problem, this answer could be a single number, multiple numbers, a graph, a chart, or even a written response.
The percent abundance of 109Ag is calculated by finding the ratio of the mass of 109Ag to the total mass of silver, and multiplying the result by 100.
The total mass of silver is the sum of the masses of both isotopes: 106.9051 + 108.9047 = 215.8098
The mass of 109Ag is 108.9047, so the ratio of the mass of 109Ag to the total mass of silver is 108.9047/215.8098 = 0.5034
The percent abundance of 109Ag is 0.5034 × 100 = 50.34%.
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How many moles of aspartame are present in 1. 00 g of aspartame?.
The number of moles per grams of aspartame contain 3.40 * 10^(-6) moles, or aspartame.
It results in neuropsychiatric symptoms as sadness, seizures, and headaches [83]. Aspartame is converted by the body into phenylalanine (Phy), aspartic acid, and methanol. These metabolites have the power to alter the neurochemical balance and neurotransmitter concentration in the brain.
Products containing aspartame should be avoided by some persons due to the possibility of negative side effects. The SCF determined a 40 mg/kg body weight Acceptable Daily Intake (ADI) for aspartame in 1984. The ADI is a calculation of the quantity of a food additive that can be consumed everyday for a lifetime without posing a significant health risk, presented as a body weight basis.
Mass of aspartame = 294.31 g
moles of aspartame = 1/ 294.31
moles of aspartame = 3.40 * 10^(-6)
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What is the volume of the sphere? 12 centimeters cubed 24 centimeters cubed 36 centimeters cubed 54 centimeters cubed.
The volume of the sphere is 41.89 centimeters cubed.
What is sphere?A sphere is a three-dimensional shape that is made up of all points that are the same distance from the center. It is a perfectly round, symmetrical object that looks the same from any angle. A sphere is one of the most basic shapes in geometry and is found in many everyday objects. A soccer ball, basketball, and even a globe are all examples of spheres. The surface of a sphere is called a spherical surface and has no edges or vertices.
The volume of a sphere is calculated using the formula V = 4/3 * π * r^3, where r is the radius of the sphere. In this case, the radius of the sphere is 12 centimeters, so the volume would be 4/3 * π * 12^3 = 4,188.8 cubic centimeters, which is equivalent to 41.89 cubic centimeters. Therefore, the answer is 41.89 centimeters cubed.
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Is magnitude equal to direction?.
The magnitude doesn't equal to direction. The magnitude of the vector is its length, while the direction indicates which way the vector points.
The answer to "how much?" is magnitude, and the answer to "which way?" is direction. 5 meters is a magnitude, and North is a direction. The vector quantity 5 meters north has both magnitude and direction. Some quantities in physics (known as vector quantities) are affected by their orientation, but others are not (called scalar quantities).
For example, if a friend is throwing a party and you need directions, knowing 5 miles isn't enough; you also need to know which direction to travel. If, on the other hand, you're bringing juice to the party and she tells you to bring 10 bottles, that's all the information you need; the amount of juice doesn't need to be specified.
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Is momentum infinite in space?.
As a result, there is almost no friction in space to slow moving objects. A ship in space, unlike a ship on the water, does not require constant thrust to keep moving forward. After the engines are turned off, the momentum of a space ship will continue to propel it forward indefinitely at a constant speed.
What is momentum?Momentum is defined as a body's amount of motion. It is measured by "mass velocity," since velocity and the direction of the body's motion impact momentum. Momentum is a vector quantity since velocity is a vector and mass is a scalar variable. Momentum is defined as the product of mass and velocity. Momentum is a body's "power" while it moves, indicating how much force it can exert on another. A bowling ball (large mass) traveling slowly (low velocity), for example, can have the same momentum as a baseball (small mass) thrown quickly (high velocity).
Here,
As a result, almost no friction exists in space to slow moving objects. Unlike a ship on the water, a ship in space does not require constant thrust to keep moving forward. After the engines are turned off, a space ship's momentum will continue to propel it forward at a constant speed indefinitely.
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a 12 v battery is connected to two resistors in series, r1 and r2. the voltage across r1 is 7 v. what is the voltage across r2?
The voltage across R2 calculated by taking the difference is 5 V.
We know that the total voltage of a battery is equal to the sum of the voltages across each resistor in a series circuit.
Voltage =Vr1 + Vr2
Voltage = 12 V
Voltage across R1 = 7 V
Therefore,
Voltage across R2 = Voltage - Voltage across R1
Voltage across R2 = 12 V - 7 V = 5 V
It's important to note that in a series circuit, the same current flows through each resistor. Therefore, the voltage across each resistor is inversely proportional to its resistance. In other words, the resistance of R2 is greater than R1, so the voltage across R2 is less than the voltage across R1.
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Write a paragraph describing three characteristics that scientists can use to classify stars using the terms "main sequence, spectrum, and light year".
The terms "main sequence, spectrum, and light year" are discussed here.
What are main sequence, spectrum, and light year?
Any star with a hot, dense core that burns hydrogen into helium to produce energy is said to be in the main sequence. The majority of stars in the galaxy are main-sequence stars, including the Sun, Tau Ceti, and Alpha Centauri A.
The temperature, chemical make-up, and inherent luminosity of a star are all revealed in the spectrum. A series of photos taken at different wavelengths of the slit in the star's light make up spectrograms obtained with a slit spectrograph.
The distance light travels in a year is measured in light-years.
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Two vertical springs have identical spring constants, but one has a ball of mass m hanging from it and the other has a ball of mass 2 m hanging from it.
This is because the spring with the mass m will have a lower force pushing it up, due to the lower mass, which will cause the spring to stretch further and have a lower equilibrium position.
What is the equilibrium ?Equilibrium is a state of balance in which opposing forces are equal and in balance with each other. In economics, it is a situation in which the demand for a product or service is equal to the supply. This is usually achieved when the price of the product or service is at a point where the quantity demanded is equal to the quantity supplied. This point is known as the market equilibrium price. When the market is at equilibrium, it is in a stable position and no change in prices or quantity is needed. The concept of equilibrium is important in economics because it helps to understand how prices and quantity supplied and demanded are determined in the market.
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What is ballistic stretching and example?.
You stretch or "warm up" by bouncing into (or out of) a stretched position while using the expanded muscles as a spring to pull you out of the stretched position.
Bouncing down repeatedly to your toes, for instance is a kind of stretching is regarded as unhealthy and injury-prone. On the cartridge case and bullet, the firing of a projectile by a gun leaves minute traces. They have a look similar to ballistic fingerprints.
In order to achieve a broader range of motion than is often attainable with routine dynamic or static stretching, ballistic stretching seeks to push your muscles past the point of reflexive control. The time limit for ballistic stretches is the same as for any other type of stretching.
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A brick i liding to the right on a horizontal urface. What are ome direction of the two urface force the friction force of the normal force
The two surface forces acting on the brick would be the friction force and the normal force.
What is surface?Surface is a term used to describe the physical outer layer of an object or material. It can refer to the visible top layer of soil in a garden, the outside of a plant, an animal's skin, the outer layer of a building, or the exterior of a vehicle. In the world of science, the term surface can refer to the outermost layer of a solid object or material, the boundary layer where the properties of the material change abruptly. Surface can also refer to a surface area, which is the total area of a two-dimensional object. Surface area is important because it affects the amount of heat, light, or sound that is absorbed, reflected, or transmitted.
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