If the distance between the two objects is reduced to half, the force between them will rise by four times.
The initial distance between two objects is denoted by "r," the final distance is denoted by "r/2," the masses of the two things are denoted by m1, m2, and G is the universal gravitational constant.
Initial force F1 is defined by Newton's law of gravitation,
F1 = G × m₁m₂/ r²
The final force F' = G × m₁m₂/ (r/2)²
= 4G × m₁m₂/ r²
= 4F
As a result, the force will increase four times when the distance between two objects is halved.
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the plates of a parallel-plate capacitor in vacuum are 5.00 mm apart and 2.00 m2 in area. a 10.0 kv potential difference is applied across the capacitor. compute (a) the capacitance; (b) the charge on each plate; and (c) the magnitude of the electric field between the plates.
(a) Capacitance of the parallel plate capacitor is [tex]3.54\times10^{-9} F[/tex]
(b) Charge on each plate is [tex]3.54\times10^{-6} C[/tex]
(c) Magnitude of the electric field between the plates [tex]2\times 10^{5} N/C[/tex]
It is given that the plates of the parallel-plate capacitor in vacuum are 5.00 mm apart and 2.00 [tex]m^{2}[/tex] in area.
It is also given that a 10.0 kv potential difference is applied across the capacitor.
Capacitance of a parallel plate capacitor when the area of its place and the distance between them is given by,
[tex]C=\frac{A\epsilon_{o}}{d}[/tex]
[tex]C=\frac{2\times\8.85\times10^{-12} }{5\times10^{-3} }[/tex]
[tex]C=3.54\times 10^{-9} F[/tex]
When the capacitance and potential difference applied across it is known, charge on each plate of a parallel plate capacitor is given by,
[tex]q=CV[/tex]
[tex]q=3.54\times10^{-9} \times10000[/tex]
[tex]q=3.54\times10^{-6} C[/tex]
Magnitude of electric field between the plates is given by the expression,
[tex]E=\frac{\sigma}{\epsilon_{o} }=\frac{C}{A\epsilon_{o}}=\frac{CV}{\epsilon_{o}}[/tex]
[tex]E=\frac{3.54\times10^{-9}\times10000 }{8.85\times10^{-12} }[/tex]
[tex]E=2\times10^{5} N/C[/tex]
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Why does the reactivity of metals increase?.
Reactivity of metal increases with increase in temperature because temperature directly increases the Kinetic Energy of the Electrons. These electron with increased Kinetic Energy vibrate with greater energy and cause more collisions. Hence the Metal's reactivity increases.
What happens to metal reactivity as we go down the group ?The propensity to lose electrons determines a metal's reactivity. The valence electrons are easily removed as the atomic scale grows, creating positive ions. Moving down the periodic table increases the atomic size of metals. The propensity to acquire electrons affects the reactivity of non-metals.
Metal reactivity increases down groups and declines from left to right throughout periods. Nonmetallic traits are grouped down and increase from left to right. Nonmetal reactivity rises in the left-to-right direction and falls in the downward direction.
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which of the following statements correctly identifies the energy transfer that takes place as the change represented by the model occurs?
The model accurately captures the energy transfer that takes place as the change represented by the process, which is exothermic and adds energy to the system as the change occurs.
An exothermic reaction is one in which heat or light are released as forms of energy. As a result, in contrast to an endothermic reaction, energy is transferred into the surroundings in an exothermic reaction. Exothermic reactions are those that want to the release energy. When bonds are broken in the reactants during exothermic reactions, more energy is released when bonds are formed in the products. Endothermic chemical reactions are those that either use or absorb energy. Condensation of water vapor into rain is an exothermic process that releases heat energy. In endothermic chemical reactions, the reactants absorb heat energy from their surroundings to produce products.
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What is Cynognathus fossil?.
In the Middle Triassic, a genus of large-bodied cynodontian therapsids called Cynognathus existed. Cynognathus crateronotus is the only species from which it is known.
A predator with a length of 1.2 meters (3 feet 11 inches) and a distribution in the southern hemisphere was known as Cynognathus. So far, South Africa, Argentina, Antarctica, and Namibia have all yielded fossils.
Cynognathus' body was not built in a big manner. The possibility for swift and effective mobility was made possible by the short tail and well-tucked, close-to-the-body limbs.
They were discovered on locations that are today divided by a large ocean. Because they were discovered on regions that are now separated by a large ocean, Cynognathus fossils were crucial to Wegner's theory.
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solid conductor with radius a is supported by insulating disks on the axis of a conducting tube with inner radius bb and outer radius cc ((figure 1)). the central conductor and tube carry currents i1i1 and i2i2 correspondingly in the same direction. the currents are distributed uniformly over the cross sections of each conductor. derive an expression for the magnitude of the magnetic field
We can determine the magnetic field over two different distances from a network made up of 2 conductors using Ampere's law:
The system's magnetic field is: B = μ₀.I/(2πr).
Explain the term Magnetic field region?The region of space close to an electric current, magnetism, or a moving charged object is called the magnetic field. Since it describes the direction and magnitude at each point, it is a vector field. At an intense magnetic field location, the magnetic field lines congregate there.According to Ampere's law, the magnetic field's dot product times a closed path equals proportional to the current that flows through the path.
∫ B. ds = μ₀ I
B is the magnetic field, S is the closed channel, m is the vacuum permittivity, and I is the current where bold indicates vectors;
For the magnetic fields within the two conductors.
Fixing the associated circular path will cause I, the current which stops inside the path, to flow through the system.
The circle's diameter is
s = 2π r.
B(2π r) = μ₀ I
B = μ₀.I/(2πr).
Thus, the expression for the magnitude of the magnetic field is found as
B = μ₀.I/(2πr).
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Answer: See attached image.
you are working with a magnet and it breaks in half. you then end up with group of answer choices two magnets, each with a south and a north pole.
A magnet still has a north pole as well as a south pole even if it is broken into two pieces. The magnet will always have both a north pole as well as a south pole, regardless of how small it is.
Explain what a magnet is.Any object that creates a magnetic field of its own and interacts with some other magnetic fields is a magnet. The north pole and the south pole are the two poles of a magnet. Field lines that begin at the north pole but instead end there at south pole of a magnet are used to show the magnetic field.
A magnet contains what?Iron, chromium, or cobalt are the main metals found in permanent magnets. An alloy called Alnico is created from aluminium, nickel, and cobalt.
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Describe in words how the nucleus of an atom changes when it undergoes alpha decay.
Alpha decay is a type of nuclear decay occurring by the emission of alpha particles. Thus the nuclei changes to a new nuclei with mass number decreased by 4 units and atomic number decreased by 2 units from the parent atom.
What is nuclear decay?Nuclear decay is the process of radioactive decay of unstable isotopes to form its stable isotopes or new nuclei. Unstable atoms undergo nuclear decay by the emission of alpha or beta particles or by electron capture.
In alpha decay, an alpha particle that is a helium nuclei is emitted with the new nuclei where the mass number reduces by 4 and atomic number reduces by 2.
For instance consider the alpha decay of carbon -14 produces stable beryllium -10 with an alpha particle.
Similarly in Alpha decay, an electron is emitted where the atomic number increases by one and mass number does not change.
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four traveling waves are described by the following equations, where all quantities are measured in si units and y represents the displacement.i: y
The travelling Four waves is T1 = T3 = 2π /21, T2 = T4 = 2π/42.
How to calculated the Four waves?Wave 1, y1 = 0.12 cos(3x - 21t)
Wave 2, y2 = 0.15sin(6x + 42t)
Wave 3, y3 = 0.13cos(6x + 21t)
Wave 4, y4 = -0.27sin(3x - 42t)
The following provides the travelling wave's general equation:
y = A cos(kx ± ωt)
If we consider phase difference, the value of ω will remain constant.
The initial wave,
ω1 = 21
2π /T1 = 21
T1 = 2π /21
Second wave,
ω2 = 42
2π /T2 = 42
T2 = 2π /42
Regarding the third wave,
ω3 = 21
2π /T3 = 21
T3 = 2π /21
Regarding the fourth wave,
ω4 = 42
2π /T4 = 42
T4 = 2π /42
The equations shown above clearly show that waves 1 and 3 have the same duration. Additionally, waves 2 and 4 have the same duration. This is the necessary remedy as a result.
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Is the Earth's core a diamond?.
The earth's core is not a diamond.
Core of the earth is the deepest part inside of the earth which is specifically made up of iron and Nickle.
Unlike the mineral-rich crust and mantle, the core is made almost entirely of metal—specifically, iron and nickel. The shorthand used for the core's iron-nickel alloys is simply the elements' chemical symbols—NiFe. Elements that dissolve in iron can also be found in the core and are called siderophiles.Diamonds are formed deep within the which is the upper mantle of the Earth about 100 miles or so below the surface.Diamond is the stable form of carbon at the stable pressure-temperature conditions of earth's core-mantle boundary. So when the carbon escaping from the liquid outer core enters into the mantle it becomes diamond”.Hence, diamond is formed at the upper mantle of the earth and not at the core.
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a roulette wheel contains the numbers 0, 00, and 1 to 36. if you bet $1 on a single number coming up, you earn $35 if the number comes up and lose $1 otherwise. find the mean and standard deviation of your winnings on a single bet. then find the mean and standard deviation of your net winnings if you make 100 bets. you can assume (realistically) that the results of the 100 spins are independent. finally, provide an interval such that you are 95% sure your net winnings from 100 bets will be inside this interval. (p.233).
The mean±standard deviation of your profits from a single wager will be P=0.74
What does an usual deviation mean?The term "standard deviation" refers to a measurement of the data's divergence from the mean (or ""). The idea that the data are centered around the mean when the variance is low is opposed to the idea that the data are more dispersed when the mean difference is high.
What is a standard deviation example?The data's degree of departure from the mean is indicated by the standard deviation. It is beneficial to compare data sets that can have a similar median but a distinct range. For instance, the mean of the two integers 15, 15, 15, 14, 16, & 2, 7, 14, 22, 30 is the same. However, the second is definitely more spread.
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Suppose photons are produced in a cathode ray tube (CRT) from electrons which are accelerated across a potential of 205 KV. 50% Part (a) What is the maximum energy, in electron volts, of the photons? 50% Part (b) What is the maximum frequency, in hertz, of these photons? fr Grade S Deductio Potential
The maximum Energy is [tex]20.5 * 10^{3}[/tex] eV and the maximum frequency is [tex]4.96 * 10^{18}[/tex] Hz
Potential Energy(V) = 20.5 kV = [tex]20.5 * 10^{3}[/tex] V
Charge of an electron (q) = [tex]1.6 * 10^{-19}[/tex] C
Now, we know,
E = qV
Putting the values in the equation, we get :
E = [tex]1.6 * 10^{-19} *20.5 * 10^{3}[/tex]
Now, [tex]1 eV = 1.6 * 10^{-19}[/tex] J
So, E = [tex]20.5 * 10^{3}[/tex] eV
Hence, the maximum Energy is [tex]20.5 * 10^{3}[/tex] eV.
Now, E = hf
f = E/h
Planck's Constant = h = [tex]4.136 * 10^{-15}[/tex] eV / Hz
[tex]f = \frac{20.5 * 10^{3} }{4.136 *10^{-15} } = 4.96 * 10^{18}[/tex]
Hence, the maximum frequency is [tex]4.96 * 10^{18}[/tex] Hz
The magnetic influence on moving electric charges, electric currents, and magnetic materials is described by a magnetic field, which is a vector field. A force perpendicular to the charge's own velocity and the magnetic field acts on it when the charge is travelling through a magnetic field.
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TRUE/FALSE. a planet orbiting another star is made primarily of hydrogen and helium and has approximately the same mass as jupiter but is the same size as neptune.
A planet orbiting another star is made primarily of hydrogen and helium and has approximately the same mass as jupiter but is the same size as neptune. This statement is false.
The given statement is false, because this statement is contradictory. Hydrogen-helium planet would have to be more gravitationally compressed in order to be smaller than Jupiter. So it would have to have a larger mass than Jupiter and also a planet with that size and mass would be too dense to be made of helium and hydrogen.
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As a warm moist air mass moving northward collides with a strong cold air mass moving southward, what observations will most likely be made?.
What will most likely be observed as a strong cold air mass going southward collides with a warm moist air mass moving northward? Clouds will probably start to form.
Which is mass?As a measure of inertia, which is a fundamental characteristic of all matter, mass is used in physics. Effectively, it is the resistance a body of matter offers to a change in its speed or position as a result of the application of a force. The change caused by a force applied is proportional to the mass of the body.
What do mass and weight mean?How much matter an object contains is determined by its mass. Weight is a unit of measurement that represents the force of gravity acting on an object. Whereas weight is location-dependent, mass is not.
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When you type in sustainable travel, the website for g adventures appears first in the list. This is an example of.
Answer: search engine optimization
Explanation:
What does the R stand for in the NSC collision prevention formula?.
NSC Collision prevention formula has provided a 3-step collision prevention formula which includes R for Recognition.
What is NSC Collision prevention formula?
The DDC Collision Prevention Formula has provided a 3-step collision formula which uses the letters RUA to help us remember how to be a good defensive driver. RUA stands for Recognize, Understand, and Act. A preventable collision is that in which the driver fails to do everything to avoid the collision from happening.
The three steps of the standard accident prevention formula are as follows:
1. Be alert: Never think the other motorist will not make a mistake while driving.
2. Be prepared: Learn what to do in any situation when you have to act fast.
3. Act in time: Try not to panic. Know what to do if something happens suddenly while driving.
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the string in the figure is 50 cm long. when the ball is released from rest, it swings along the dotted arc. how fast is it going at the lowest point in its swing?
Ball is going at the lowest point in its swing at the speed of 3.1 m/s
PE at upper point = mgr = m x 10 x 50/100
PE = 5m
KE at lowest point = mv^2/2
EV = PE + KE = mv^2/2 = 0
Speed is defined as The rate of change of position of an object in any direction. Speed is measured as the ratio of distance to the time in which the distance was covered
Using Conservation of energy
mv^2/2 = 5 m
v^2 = 10
v = √10 m/s
= 3.1 m/s
Hence, Ball is going at the lowest point in its swing at the speed of 3.1 m/s
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The addition of a control group that does not use the drink additive would help Dr. Bloedorn address which of the following threats to internal validity?
a. History
b. Demand characteristics
c. Instrumentation
d. Placebo effects
Addition of a control group that does not use the drink additive would help Dr. Bloedorn address which of the following threats to internal validity IS history
what is internal validity?Internal validity makes the conclusions of a causal relationship credible and trustworthy. Without high internal validity, an experiment cannot demonstrate a causal link between two variables. Research example You want to test the hypothesis. that drinking a cup of coffee improves memory.
You want to test the hypothesis that drinking a cup of coffee improves memory. You schedule an equal number of college-aged participants for morning and evening sessions at the laboratory. For convenience, you assign all morning session participants to the treatment group and all evening session participants to the control group.
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What is the frequency of green light?.
The frequency of the green light of the electromagnetic spectrum is 5.45 × 10¹⁴ Hz.
The green light is found in the visible region of the electromagnetic spectrum.
An Electromagnetic is a spectrum which is made up of all kind of wave is constitute and electric as well as magnetic field.
The green light which is the constituent of the white light fall under the visible region of the electromagnetic spectrum so it can have the frequency 5.45 × 10¹⁴ Hz.
This frequency is more than the infrared frequency but less than the ultraviolet frequency.
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When the distance between the two bodies of same mass is halved the mutual force of attraction between them becomes?.
When the distance between the two bodies is halved the gravitational force of attraction between them becomes one-fourth.
As indicated by Newton's law of attraction each article or body in the universe draws in every single item towards one another and that power of fascination is straight forwardly relative to the result of their masses and contrarily corresponding to the square of the distance between them.
The power of gravity between two articles will diminish as the distance between them increments. The two most significant elements influencing the gravitational power between two items are their mass and the distance between their focuses. As mass increments, so does the power of gravity, however an increment in distance mirrors a reverse proportionality, which makes that power decline dramatically.
At that point by Newton's All inclusive Law of Attractive energy;
F=GMm/R²
Where R is the distance between the bodies .
So , if R′ = 1/2R
Then, gravitational force,
F = G(Mm/R²)
After doubling the distance,
F′ = G{Mm/(1/2R)²} = G{Mm/(1/4)R²}
F = 1/4F′
Therefore, when the distance between the two bodies of same mass is halved the gravitational force between them becomes one-fourth.
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a 627n woman dives from a 10m platform.a. what is her potential energy 7m into the dive in [j]? assume no external forcesare applied during the dive.
The potential energy is 4389 J.
Potential energy saved energy that relies upon the relative position of numerous components of a gadget. A spring has greater potential energy when it is compressed or stretched. A steel ball has extra capability strength raised above the ground than it has after falling to Earth.
Potential energy = mgh
m = mass
g = acceleration due to gravity
Here, mg = 627 N
h = height, given = 7 m
Put the values in the formula, mgh
potential energy = mgh
potential energy = 627 × 7
potential energy = 4389 J
Hence, the potential energy is 4389 J.
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according to the perspective, most people unconsciously rely on stereotypes every day because they provide an easy way to make determinations, which helps us survive and conserve resources.
Stereotyping and prejudice are two types of prejudices that contribute to and uphold social injustice. the propensity to see members of minority groups as animals then instead of people, or stereotyping.
Is the word "stereotype" a bad one?The word "stereotype" carries a bad reputation. However, a stereotype is nothing more than an assumption about the conduct of a particular set of individuals. Statistically, that might be correct, but it's not always true. In the opinion of many, even if a stereotype is statistically accurate, we shouldn't rely judgments on it when evaluating an individual.
In one phrase, define stereotype.stereotypes are preconceived notions that people are on how something or someone should be, especially when they are inaccurate. He doesn't fit the standard image of a Frenchman that the country holds. Simply archetypes, the individuals in the novel.
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the near point (the smallest distance at which an object can be seen clearly) and the far point (the largest distance at which an object can be seen clearly) are measured for six different people.
The four individuals' lenses range in power from 0.7 D to 1.5 D to 2.0 D and 2.75 D, respectively.
What is hyperopia?The farsighted people are those with near point greater than 25 cm. A converging lens is needed to correct farsightedness, or hyperopia, therefore, the focal length, f, is positive. The image formed is virtual and on the same side of the lens. Thus, the image distance is negative. From the lens formula, 1/f = 1/v+1/u; but v is negative.
Here,
Therefore, 1/f = 1/u - 1/v
But, power of a lens = 1/f in meters.
Therefore, P = 1/u - 1/v
They include Avishka, Berenice, Edouard and Francisca.
For Avishka, u = 25 cm or 0.25 m, v = 0.4 m
P = 1/ 0.25 - 1/0.4 = 1.5 D
For Berenice, u = 0.25 m, v = 0.3 m
P = 1/0.25 - 1/0.30 =0.7 D
For Edouard, u = 0.25 m, v = 0.80 m
P = 1/0.25 - 1/0.80 =2.75 D
For Francesca, u = 0.25 m, v = 0.50 m
P = 1/0.25 - 1/0.5 = 2.0 D
The order of power of lens of 4 people is from smaller to greater is 0.7 D<1.5 D<2.0 D<2.75 D.
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ball a, of mass ma, is connected to ball b, of mass mb, by a massless rod of length l. (figure 1)the two vertical dashed lines in the figure, one through each ball, represent two different axes of rotation, axes a and b. these axes are parallel to each other and perpendicular to the rod. the moment of inertia of the two-mass system about axis a is ia, and the moment of inertia of the system about axis b is ib. it is observed that the ratio of ia to ib is equal to 3: iaib
Moment of inertia, a measure of a body's resistance to having the speed of its rotation about in an axis changed by the administration of a torque, is the inertia of a body's rotation.
What does inertia mean in its simplest form?The ability of matter to oppose changes in direction, speed, and/or velocity is known as inertia. The first law states that unless an outside force acts on an item, it will continue to move at a certain speed.
What is an example of inertia?Upon being battered, the mat releases dust. falling forward when abrupt breaks are applied in transit. When the tree is shaken violently, the leaves fall off. Artificial satellites continue to orbit in a circular motion due to inertia.
Briefing:Consider the expression of moment of inertia.
I=mL2
I=is the moment of inertia
m=is the mass
L=is the length
Therefore, the ratio of masses of the two balls is ma/mb=1/3
Therefore, the center of mass from the origin is Xcm=3/4L
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calculate the mechanical advantage of a wrench that allows you to move a bolt 0.01 m by moving the handle 0.50 m.
The wrench's mechanical advantage is 50 when you can move a bolt 0.01 m by moving the handle 0.50 m.
What is meant by mechanical advantage?For the purpose of analyzing the forces in basic machines like levers and pulleys, mechanical advantage, which is a ratio of output force to input force in a system, is used. The conservation of energy still holds true and the output and input energies are equal, despite changes in the forces that are applied. We would have a mechanical advantage of four, for instance, if we had two pulleys attached to the rafter, two pulleys attached to the weight, one end attached to the rafter, and a person standing on the rafter pulling the rope. Using a tool or machine can increase a force by a certain amount, which is known as mechanical advantage.Therefore,
Mechanical Advantage = output force/input force
MA = .50/.01
MA = 50
Answer is 50
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if you use the change of coordinates to transform an integral in coordinates over the region in the plane defined by and then what are the (numerical) bounds on and ?
The potential maximum and minimum values of a number before it was rounded are known as upper and lower limits.
What exactly are integral transform techniques?An existing function F(x) and a so-called kernel function K(x, y) are combined to create a new function, f(y), using the operation known as the integral transform.The transformation process is represented by the equation f(y) = K(x, y)F(x)dx.An integral transform "maps" an equation from its original "domain" into another domain, which may make it much easier to manipulate and solve the problem than in the original domain.The inverse of the integral transform can then be used to map the solution back to the original domain.To learn more about integral transform refer to:
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Find the tension T in each cable and the magnitude and direction of the force exerted on the strut by the pivot in each of the arrangements in Fig. E11.13. In each case let w be the weight of the suspended crate full of priceless art objects. The strut is uniform and also has weight w. Start each case with a free-body diagram of the strut.
The dangling box containing precious works of art. A) T=2.6W, 3.28W, 37.6°; B) T=4.1W, 5.39W, 48.8°
(a) Let the tension in the cable be \[T\] . Weight of the suspended object, \[{W_{{\rm{obj}}}} = w\] The angle that the cable makes.
What does magnitude mean to you?Magnitude in physics is simply described as "distance or quantity." It shows the size or direction that an object moves in either an absolute or relative sense. It is a method of expressing there is something size or range. Magnitude in physics often describes a length or a size.
A magnitude example is what?A magnitude can be defined as a quantity's size in simple terms. For instance, the Richter scale's measurement of an earthquake's magnitude, which identifies the earthquake's size, typically ranges from 1 to 10.
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approximately what percentage of the energy from sunlight is converted into gross primary production? approximately what percentage of the energy from sunlight is converted into gross primary production? 5 0.8 100 25 10
10% of the energy from sunlight is converted into gross primary production.
What is sunlight?Sunlight, also known as solar radiation, refers to the incoming light to the Earth that originated from the Sun. This light represents a portion of the electromagnetic spectrum that includes infrared, visible light, and ultraviolet light.
What is energy?Scientists define energy as the ability to do work. Modern civilization is possible because people have learned how to change energy from one form to another and then use it to do work.
What is gross primary production?Gross primary production (GPP) is the total amount of carbon dioxide "fixed" by land plants per unit time through the photosynthetic reduction of CO2 into organic compounds.
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An ideal air-filled parallel-plate capacitor has round plates and carries a fixed amount of equal but opposite charge on its plates. All the geometric parameters of the capacitor (plate diameter and plate separation) are now doubled. If the original capacitance was c 0, what is the new capacitance?.
the new capacitance is 2Co.
What is capacitance?
Capacitance is a property of an electric conductor or group of conductors measured by the amount of separated electric charge that may be held on it per unit change in electrical potential. The SI unit of electrical capacitance is Farad which is represented by the symbol F. It is calculated by Co = εo(πd2)/L
where,
εo = electrostatic constant
d = diameter
L = distance between the plates
here,
diameter becomes doubled = 2d
distance between the plates is doubled = 2L
Co = εo(πd2)/L
so,
new capacitance = ε[tex]_{o}[/tex](π [tex](2d)^{2} )/(2L)[/tex]
new capacitance = ε[tex]_{o}[/tex](π [tex](4d} )/(2L)[/tex]
so comparing with original capacitance,
new capacitance = 2Co
the new capacitance is 2Co.
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A wave has a wavelength of 5 m and a speed of 65 m/s. what is the frequency of this wave in hz?
The frequency of a wave that has a length of 5 m and a speed of 65 m is 13 Hz
Wave frequencyThe wave frequency formula is a way of calculating the number of waves in a unit of time.
The frequency is denoted by (f) which can be calculated using the formula for the number of vibrations divided by the time of vibration or n/t.
In waves, the following equation applies:
v = s/t = λ/T = λf
So, the frequency of a wave that has a length of 5 m and a speed of 65 m is:
f = v/λ
= 65/5
= 13 Hz
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two bumper cars in an amusement park ride collide elastically as one approaches the other directly from the rear, see the figure.(figure 1) car a has a mass of 425 kg and car b 525 kg , owing to differences in passenger mass. figure1 of 1 part a calculate if car a approaches at 4.20 m/s and car b is moving at 3.65 m/s , their velocities after the collision enter your answers numerically separated by a comma.
We can see that the change in momentum from both cars is equal but has the opposite sign since I utilized the values of final velocities without rounding. The change in momentum of car B is 314 kg m/s.
What does total momentum mean in plain English?The rate of a substance's change in momentum is inversely proportional to the resultant force that was applied, and it moves in the same direction. We can then conclude that the force exerted equals the growth rate of momentum. Momentum is well-known to be equal to mass times velocity.
What changes the momentum?When a force that is out of balance results in a CHANGE IN ACCELERATION, momentum changes. To put it another way, a change in momentum always coincides with a momentum shift. You're right to associate time with time when you hear the word "impulse." The concept of impulse is the change in momentum caused by a force over a specific period of time.
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