a. The medium turns out to be more resistive. b. The motions soggy out more rapidly. c. The time consistent declines.
a. The contrast between the damping proportion ζ (zeta) and the period T is that the damping proportion addresses the general strength of damping in an oscillatory framework, while the period addresses the time expected for one complete pattern of swaying to happen.
b. The contrast between the damping proportion ζ (zeta) and the damping time steady τ (tau) is that the damping proportion is a dimensionless worth that describes the strength of damping in an oscillatory framework, while the damping time consistent is a proportion of the time it takes for the plentifulness of a wavering to diminish to 1/e of its underlying worth.
The driving recurrence of an oscillator is the recurrence at which an outside force is applied to the framework to drive it into movement, while the regular recurrence of an oscillator is the recurrence at which the framework would sway whenever left undisturbed, i.e., the recurrence at which it answers most emphatically. As such, the normal recurrence is the inborn recurrence of the framework, while the driving recurrence can be unique and is subject to the outer powers following up on the framework.
To learn more about damped oscillators, refer:
https://brainly.com/question/29609926
#SPJ4
nasa's ames research center in mountain view, california, houses a 20g centrifuge used to conduct research and training to solve real world problems related to the effects of acceleration on systems. it consists of a horizontal rail system with a 58-foot diameter mounted on a central axis, as shown in the figure below. an astronaut is using the centrifuge for training on high accelerations during spaceflight. the astronaut is seated 29.0 ft from the axis of rotation. at what rotation rate, in revolutions per second, will the astronaut experience a centripetal acceleration of 15.9g?
Rotating objects are subject to centripetal and centrifugal forces. An object is kept moving in a circle by the centripetal force, which is always directed toward the center of the circle.
What is Centripetal force?As an illustration, the centripetal force of the sun's gravitational field maintains the Earth rotating around it. The centrifugal force, meanwhile, is an apparent outward force acting on a rotating object.
The sensation you get while riding a merry-go-round that makes you want to fly outwards is an illustration of centrifugal force.
Centrifugal force is felt by passengers when they turn a corner in an automobile or when an aircraft banks into a turn. When kids ride on a merry-go-round or during a washing machine spin cycle, it happens.
Therefore, Rotating objects are subject to centripetal and centrifugal forces. An object is kept moving in a circle by the centripetal force, which is always directed toward the center of the circle.
To learn more about Centrifugal force, refer to the link:
https://brainly.com/question/13259103
#SPJ1
The length of the curve Y = Ln(Cscx) from x = 0 to x = b, where 0 < b < 5, may be expressed By which of the following integrals?
The following definite integral may be used to define the length of the curve Y = ln(csc(x)) from x = 0 to x = b: ∫ 0^b √[1 + (dy/dx)^2] dx
Where dy/dx is Y = ln(csc(xderivative, )'s.
This may be determined by applying calculus methods. The precise length of the curve over the specified interval can be calculated using numerical techniques or approximations by evaluating this definite integral. A continuous, smooth line that bends and diverges from being straight is said to be in a curve. It may be a two-dimensional illustration of a mathematical formula, a geometric figure, or an occurrence in nature. In several disciplines, including engineering, physics, biology, and economics, curves are used to explain a wide range of ideas and things. Calculus and differential equations can be used to examine curves, which can be parametric, polar, or Cartesian in mathematics. Curves' size, location, and other characteristics can have a significant impact on numerous applications and academic fields.
learn more about curve here:
https://brainly.com/question/29736815
#SPJ4
To navigate, a porpoise emits a sound wave that has a wavelength of 4.2 cm. The speed at which the wave travels in seawater is 1522 m/s. Find the period of the wave
The time required to complete one vibration in the density of the medium is referred to as the sound wave's time period.
It is denoted by the letter T. Its SI unit comes in second (s).
Given: [tex]C = 1522m/s[/tex]
λ = [tex]4.2*10^{-2} m[/tex]
Frequency of soundwave can be determine by
f = c/λ
[tex]f = \frac{1522}{4.2*10^{-2} }[/tex]
f = 3.623
Period of sound wave is given by:
[tex]T = \frac{1}{T}[/tex]
[tex]T = \frac{1}{3.623}[/tex]
[tex]T = 0.27601[/tex]
Therefore, the period of sound wave is 0.27601 s.
Learn more about Wavelength here
https://brainly.com/question/26848221
#SPJ4
determine the rate of heat loss from that person by radiation in a large room having walls at a temperature of 300 k. you must provide an answer before moving to the next part.
The rate of heat loss by radiation from a person in a room with walls at 300 K is approximately 325 W.
The rate of heat loss by radiation from a person in a room with walls at a temperature of 300 K can be calculated using the equation for Stefan-Boltzmann law. This law states that the rate of heat loss by radiation from an object is proportional to the fourth power of its temperature and the surface area of the object.
The equation for heat loss by radiation is given by:
Q = σ * A * (T^4 - T_0^4)
where:
Q is the rate of heat loss (in W)
σ is the Stefan-Boltzmann constant (5.67 x 10^-8 W/m^2 K^4)
A is the surface area of the person (in m^2)
T is the temperature of the person (in K)
T_0 is the temperature of the walls (300 K)
The surface area of an average person is about 1.7 m^2, and the average body temperature is about 310 K. Plugging these values into the equation, we can estimate the rate of heat loss by radiation:
Q = σ * A * (310^4 - 300^4)
Q = 5.67 x 10^-8 W/m^2 K^4 * 1.7 m^2 * (93,901,000 - 81,000,000)
Q = approximately 325 W
You can learn more about rate of heat loss at
https://brainly.com/question/30426933
#SPJ4
A horizontal force of 8. 0 n acts on an object mass 6. 0 kg over a distance of 10 m along a horizontal, frictionless surface. What is the change in its kinetic energy over this 10 m distance?.
Change in kinetic energy is 80J.
Work is the product of the component of the force in the direction of the displacement and the magnitude of this displacement.Kinetic energy of an object is the measure of the work an object can do by virtue of its motion.Changes in potential and kinetic energy go hand in hand. If there is a negative change in potential energy, there will be a positive change in kinetic energy and vice versa.We know that change in kinetic energy is total work done by the object.
i.e. Change in KE = Force * Displacement
Given, Force = 8N
Displacement = 10m
Putting these values in above equation we get: KE = 8*10 = 80 N.
To know more about kinetic energy visit:
https://brainly.com/question/8522808
#SPJ4
how many nanometers in a meter
There are 10^9 (1 billion) nanometers in a meter. The nanometer, which is one billionth of a metre, is a unit of length measurement in the metric system.
How does nanometer relates with meter?
The nanometer is a unit of measurement of length in the metric system, equal to one billionth of a meter. It was officially introduced as a unit of measurement in the SI (International System of Units) in 1960.
It is commonly used in various fields such as physics, chemistry, and engineering to describe very small lengths. For example, the diameter of a human hair is about 100,000 nanometers, and the wavelength of visible light ranges from 400 to 700 nanometers.
In comparison, one meter is equivalent to 100 centimeters, and a centimeter is equal to 10 millimeters. The nanometer provides a convenient and precise way to express extremely small distances.
To learn more about SI (International System of Units), visit: https://brainly.com/question/14288881
#SPJ4
how far would the sun be from alpha centauri on this scale?
Answer: On this scale,Alpha centauri would be 1.48×10∧6
metres or about 890 miles away.
Explanation: If the sun were scaled to a 1 foot radius , then alpha centauri would be about 10,000 miles away.
How do you find the magnitude and direction of a resultant force?
The way to find the magnitude and direction of the resultant force is to use the formula for the resultant force, such as:
1. The resultant unidirectional force: R = F1 + F2 + F3 + … +Fn
2. Opposite: R = F1 – F2
3. Perpendicular force: R = √F1^2 + F2^2
In the term of physics, The magnitude generally can be defined as the length of the vector while the direction tells us which way the vector points. Vector direction or also known as magnitude direction can be given in various forms, but is most commonly denoted in degrees. There are several examples of vector direction, such as Acceleration and velocity. Vectors generally can be defined as any unit that have both magnitude and direction.
Here you can learn more about vector direction https://brainly.com/question/110151
#SPJ4
A 50-kg meteorite moving at 1000 m/s strikes earth. Assume the velocity is along the line joining earth's center of mass and the meteor's center of mass.
The internal energy of the meteor is 25000 kJ.
What is the internal energy?We to note that from the law of the conservation of energy that energy can not be created nor destroyed but that energy can be converted from one form to the other and that is the basis of the discussion that we are going to have in this problem.
We know that the internal energy of the meteor was converted to the kinetic energy of the meteor so we can now write that;
E = 1/2 mv^2
E = 0.5 * 50 * (1000)^2
= 25000 kJ
Learn more about energy:https://brainly.com/question/1932868
#SPJ1
Missing parts;
A 50-kg meteorite moving at 1000 m/s strikes earth. Assume the velocity is along the line joining earth's center of mass and the meteor's center of mass.
Calculate the internal energy.
what did joule expect to find when he measure the top and bottom of the waterfall
Joule discovered that if a pressure is increased but then given time to expand together into condition in an unit that cannot interchange heat with its surroundings, the increasing gas does not produce any energy.
Who is responsible for energy?Nikola Tesla was an innovative genius whose discoveries and concepts have had a significant impact on modern life. Because of his findings, Tesla is sometimes referred to as the "father of energy."
What is the purpose of Joules law?Joule heating, often known as Joule's law, is the process by which reluctance in a circuit transforms electric energy onto heat energy. The Joule is the work unit or energy in the Si unit (J). A force of one Newton travelling one meter within its own direction produces the work equivalent to one joule.
To know more about Joule visit:
https://brainly.com/question/25065819
#SPJ4
place one of the positive charges in the center of the screen. notice the electric field? move the charge around and note what the field does.
Placing a positive charge in the center of a screen will produce an electric field, which can be observed as lines of force that radiate away from the charge. Moving the charge around will cause the electric field to change direction and magnitude.
An electric field is a field of force that exists around a charged object and affects other charged objects within the field. The electric field can be visualized as lines of force that radiate away from the charge, and the direction of the lines of force indicates the direction of the force that the electric field will exert on another charged object.
When a positive charge is placed in the center of a screen, the electric field will radiate away from the charge in all directions. The strength of the electric field will be greatest close to the charge and will decrease as you move further away from the charge. You can observe the electric field by drawing the lines of force, or by using a simulation to visualize the electric field.
To learn more about electric field, visit:
https://brainly.com/question/15800304#
#SPJ11
if we use a baseline of 1000km and the following parallax shifts are observed, what is the distance to each object?
The distance to each object using a baseline of 1000km is a)10313250 km b)31416000 km c)10313250000 km.
Parallax shift is the apparent shift of an object's position due to a change in the observer's point of view. In astronomical terms, it's used to measure the distance to nearby stars. The formula to calculate the distance (d) of an object using its parallax (p) and the baseline (b) is:
d = (1 / p) * (b / 2)
where p is expressed in radians. To convert from degrees (°), minutes (') or seconds (") to radians, we use the following conversions:
1° = (π / 180) rad
1' = (1° / 60) = (π / 10800) rad
1" = (1' / 60) = (π / 648000) rad
So for (a), 1° parallax:
d = (1 / (π / 180)) * (1000 / 2) km = (180 / π) * (1000 / 2) km = (180 / π) * 500 km = 206265 * 500 km = 10313250 km
For (b), 1' parallax:
d = (1 / (π / 10800)) * (1000 / 2) km = (10800 / π) * (1000 / 2) km = (10800 / π) * 500 km = 62832 * 500 km = 31416000 km
For (c), 1" parallax:
d = (1 / (π / 648000)) * (1000 / 2) km = (648000 / π) * (1000 / 2) km = (648000 / π) * 500 km = 206265000 * 500 km = 10313250000 km
So in each case, the distances are approximately 10313250 km for 1° of parallax, 31416000 km for 1' of parallax, and 10313250000 km for 1" of parallax, as measured from a 1000-km baseline.
To know more about parallax shift please refer:
https://brainly.com/question/2142886
#SPJ4
The complete question is:
At what distance is an object if its parallax, as measured from either end of a 1000-km baseline, is (a) 1°; (b) 1'; (c) 1"?
A particle undergoes three consecutive displacements, given by the following vectors: D1 = (3.8 mm)i + (-3.4 mm)j + (-2.2 mm)k, D2 = (2.9 mm)i + (-7.7 mm)j + (2.8 mm)k, and D3 = (-7.7 mm)i + (2.8 mm)j + (2.9 mm)k. A. What is the magnitude of the net displacement, in mm? B. What would have been the magnitude of the net displacement, in mm, if the three displacements (having the same magnitudes as D1, D2, and D3) were in the same direction?
A. magnitude of the net displacement is 10.4 mm.
B. The magnitude of the net displacement would have been 11.7 mm.
A. The magnitude of the resulting vector, which is created by summing the vectors D1, D2, and D3, provides the size of the net displacement, in mm. The Pythagorean Theorem may be used to calculate the following:
[tex]|D1+D2+D3| = \sqrt((3.8)^2 + (-3.4)^2 + (-2.2)^2 + (2.9)^2 + (-7.7)^2 + (2.8)^2 + (-7.7)^2 + (2.8)^2 + (2.9)^2) \\\\ =10.4 mm[/tex]
Therefore,the magnitude of the net displacement is 10.4 mm.
B.The magnitude of the net displacement would be determined by the magnitude of the total of the vectors, which would be equal to the sum of the magnitudes of the individual vectors, if all three displacements (with the same magnitudes as D1, D2, and D3) were in the same direction.
if the three displacements were in the same direction. This can be calculated as follows:
[tex]|3D1| = 3\sqrt((3.8)^2 + (-3.4)^2 + (-2.2)^2) \\ \\ = 11.7 mm[/tex]
Therefore, the magnitude of the net displacement would have been 11.7 mm.
learn more about magnitude Refer:brainly.com/question/2596740
#SPJ4
for a spacecraft going directly from the earth to the moon, beyond what point will lunar gravity begin to dominate? that is, where will the lunar gravitational force be equal in magnitude to the earth's gravitational force?
The point where the lunar gravitational force becomes equal in magnitude to the Earth's gravitational force is called the "Lagrange point," and it is located approximately 1.5 million kilometers from the Moon in the direction of Earth.
At this point, the gravitational forces of the Earth and the Moon balance each other out, and a spacecraft can remain in a stable position without using any fuel. This makes the Lagrange point an ideal location for a spacecraft to rest or make observations, as it requires minimal effort to maintain position.
It is important to note that beyond this point, the Moon's gravitational force begins to dominate, and the spacecraft would be pulled towards the Moon. However, by using the right combination of velocity and trajectory, a spacecraft can be sent directly from the Earth to the Moon and land on the lunar surface.
You can learn more about spacecraft at
https://brainly.com/question/24571549
#SPJ4
A car travels on the entrance ramp to a freeway as it accelerates from 30 mph to the freeway speed of 70 mph for 4. 0 s. Suppose that the car moves with the constant acceleration.
Assuming that the car moves with a constant acceleration, the average acceleration over the 4 second period can be calculated as follows:
Average acceleration = (70 mph - 30 mph) / (4 s) = 15 mph / s
This means that the car accelerates from 30 mph to 70 mph in 4 seconds, with an average acceleration of 15 mph per second.
Furthermore, the acceleration can be used to calculate the velocity of the car at any given point in the 4 second period. The equation for this is:
Velocity = Initial Velocity + Acceleration * Time
Therefore, the velocity of the car at 1 second is 30 mph + 15 mph/s * 1s = 45 mph, and the velocity of the car at 2 seconds is 30 mph + 15 mph/s * 2s = 60 mph. This can be extended for the entire 4 second period.
Learn more about the velocity of the car:
https://brainly.com/question/25749514
#SPJ4
what did galileo discover in his legendary experiment on the leaning tower of pisa? what did galileo discover in his legendary experiment on the leaning tower of pisa? galileo found that stones fall faster proportional to their weight. galileo found that air resistance significantly slowed falling stones. galileo found that a heavier stone does not fall significantly faster than a lighter one. galileo found that a heavier stone falls significantly faster than a lighter one
Galileo discovered in his Leaning Tower of Pisa experiment that a heavier stone does not fall significantly faster than a lighter one. This is the third option.
The Italian scientist Galileo Galilei, which was then professor of mathematics at the University of Pisa, between 1589 and 1592 is said to have dropped two spheres of the same volume but of different masses from the Leaning Tower of Pisa to demonstrate that the time it took both to descent was not dependent of their mass.
Through his experiment, Galileo discovered that the objects fell with the same acceleration, which proved his prediction true. And it was, at the same time, disproving Aristotle's theory of gravity, stating that objects fall at speed proportional to their mass.
Learn more about Galileo and acceleration at https://brainly.com/question/29511941.
#SPJ4
Small rockets are used to make tiny adjustments in the speed of satellites. One such rocket has a thrust of 50. 0 n. If it is fired to change the velocity of a 75,000-kg spacecraft by 45 cm/s, how long should it be fired?.
The time taken by the rocket to move with the velocity of 45 cm/s is 675 seconds.
The force applied by the rocket = 50 N
The mass of the spacecraft = 75,000 kg
The velocity of the rocket = 45 x 10⁻² m/s
The time taken by the rocket can be found using the formula,
F = mv/t
where F is the force applied
m is the mass of the spacecraft
v is the velocity of the rocket
t is the time taken by the rocket
Let us rearrange the above equation, we get
t = mv/F
Let us substitute the known values in the above equation, we get
t = 75,000 x 45 x 10⁻² / 50
= 33750 / 50
= 675 seconds
Therefore, the time taken by the rocket is 675 seconds
Learn more about the force in
https://brainly.com/question/1046166
#SPJ4
new planets formed in a cloud of dust and debris surrounding our young sun through a process known as .
Accretion is the process when new planets formed in a cloud of dust and debris surrounding our young sun.
The solar nebula is a whirling disk generated by the remaining portion of the cloud. Scientists think that dust and ice particles buried in the gas migrated inside the solar nebula, occasionally clashing and clumping together.
These tiny particles created larger things through a process known as "accretion," which eventually led to the formation of planetesimals with sizes up to a few kilometers across.
Planetesimals in the hotter, inner region of the solar nebula were primarily made of silicates and metals. Water ice predominated in the outer, colder region of the nebula.
Learn more about solar system at
https://brainly.com/question/27938451
Complete question is
What is the process when new planets are formed in a cloud of dust and debris surrounding our young sun known as ?
what is the component of your displacement in the x-direction, in meters?
The component of displacement in the x-direction is -20.8272 m. displacement in x direction = -20.8272 m
initial walk = 10.5 m
Toward 20 degree west of north, then 22.5 m toward 40 degree south of west;
Total distance in x direction = -20.8272 m;
Sum of x components = -10.5 * sin(20) + (-22.5 * cos(40));
The x-axis component of the displacement vector from P1 to P2 is (x2 - x1), and the y-axis component is (y2 - y1). It is possible to write d = (x2 - x1)i + (y2 - y1)j to represent the displacement vector d from P1 to P2. (x2 - x1) units in the x-direction plus (y2 - y1) units in the y-direction make up the displacement d. The x-component and y-component are typically thought of as the components of a vector in a two-dimensional coordinate system. V = (vx, vy), where V is the vector, can be used to express it. They are the components of the vectors produced along the axes.
Question
Suppose you first walk 10.5 m in a direction 20 degree west of north and then 22.5 m in a direction 40 degree south Of west.
what is the component of your displacement in the x-direction, in meters?
Learn more about x-direction from here:
https://brainly.com/question/13899230
#SPJ4
Find the value of 10 joule on a system which has 10 cm, 100 g and 30 s as the
fundamental units.
10 Joule hav an equal value of 90,000 gr.cm².s² in a system with 10 cm, 100 gram, and 30s as the fundamental units.
Joule is a standard units consisted of kg, m², and s² units. We can breakdown the value of 1 Joule into:
1 Joule = 1 kg.m²/s²
Hence, the value of 10 Joule equals to:
10 Joule = 10 kg.m²/s²
Next, we need to assume N as the converted value under the given fundamental units. The value of 10 Joule in the fundamental units will be:
10 Joule = N (100gr) (100cm) (30s)
10 kg. m²/s² = N (100gr) (100cm) (30s)
10 kg. m² s⁻² = N (100gr) (100cm) (30s)
N = 10 (kg/10gr) (m/100cm)² (s/30s)⁻²
N = 10 (1000gr/100gr) (100cm/100cm)² (1s/30s)⁻²
N = 10 (10gr) (1cm)² (1/30 s)⁻²
N = 10 (10gr) (1cm²) (30s)²
N = 90,000 gr.cm².s²
Learn more about Joule here: brainly.com/question/10712856
#SPJ4
air is less dense at very high elevations
Air is less dense at very high elevations because the air pressure decreases with increasing height.
What is elevations?Elevations are the heights of land above sea level or a datum. They are typically measured in meters or feet. Elevations are used to measure the height of mountains, hills, and valleys, as well as the depth of the ocean. They are also used in many applications such as surveying, engineering, and mapping. Elevations are important for a variety of reasons, including determining the height of a building, calculating the amount of water in a river, and predicting the effects of climate change. Elevations are also used to determine the safety of a structure or area, as areas with higher elevations tend to have better protection from flooding and other natural disasters.
To learn more about elevations
https://brainly.com/question/30358594
#SPJ4
: A manufacturer is testing integrated circuits to determine whether each meets quality objectives. Each circuit is either Accepted(A) or Rejected(R). Consider the following experiments: 1. The manufacturer tests 4 circuits in a row and determines whether each is accepted or rejected (a) What is an appropriate sample space Ω for this experiment? (b) Describe the event A⊂Ω corresponding to there being at least 3 rejected circuits in a row
An appropriate sample space Ω for this experiment is the set of all possible outcomes of the 4 tests. The event A⊂Ω corresponding to there being at least 3 rejected circuits in a row.
a) An appropriate sample space Ω for this experiment is the set of all possible outcomes of the 4 tests, where each outcome is a sequence of A's and R's. For example, if Ω = {AAAA, AAAR, AARA, ..., RRRR}, then each element in Ω represents a unique possible outcome of the 4 tests.
b) The event A⊂Ω corresponding to there being at least 3 rejected circuits in a row can be described as the set of all outcomes in Ω that have three or more consecutive R's. For example, if A = {RRRR, RRRR, RRRR, ...}, then A contains all the outcomes in Ω that have three or more consecutive R's.
In this experiment, the manufacturer is testing 4 integrated circuits and wants to determine if they meet quality objectives. The outcome of each test can either be "Accepted" (A) or "Rejected" (R). To describe the possible outcomes, we can create a sample space, Ω, which is a set of all possible outcomes of the 4 tests. Each element in Ω is a sequence of A's and R's, representing a unique possible outcome of the 4 tests. For example, Ω = {AAAA, AAAR, AARA, ..., RRRR}.
Learn more about sample space here:
https://brainly.com/question/24273864
#SPJ4
Three Identical Metallic Conducting Spheres Carry The Following Charges: Q1 = +7.8 ΜC, Q2 = −1.4 ΜC, And Q3 = −4.0 ΜC. The Spheres That Carry The Charges?
Charge on third sphere is 5.1MC after making a contact with the other two metallic conducting spheres.
Specifically, in the event that a metal sphere is charged, since charge can stream unreservedly through a metal, the self-shock of charges will bring about all the charge living on the outer layer of the sphere, which then, at that point, acts as an empty circular accuse dispersion of zero electric field inside.
From the given data, Q1 and Q2 are brought into contact as they are both conductors, as such there will be evenly distribution of charges.
Firstly,charge on each sphere(Q) = Q1 + Q2 / 2
= +7.8 MC + (- 1.4 MC) / 2
=>+7.8 MC + (-0.7)MC = 7.1MC
Now, one of those two spheres is brought into contact with the third sphere ; Q is brought into contact with Q4 = Q + Q3 / 2
= 7.1MC - 4 MC /2
=7.1MC -2MC
= 5.1 MC
Hence,5.1MC is the final charge on the third sphere.
To know more about charge,visit here:
https://brainly.com/question/27134390
#SPJ4
(Complete question) is:
Three identical metallic conducting spheres carry the following charges: Q1 = +7.8 MC, Q2 = −1.4 MC, and Q3 = −4,0 MC. The spheres that carry the charges Q1 and Q2 are brought into contact. Then they are separated. After that, one of those two spheres is brought into contact with the third sphere that carries the charge Q3. What is the final charge on the third sphere?
an electron (m= 9.1 x10-31 kg) moving at 2.18 x 106 m/s (as if it were in a Bohr orbit in the H atom).
The centripetal force on the electron in the first orbit of the hydrogen atom would be 81.75 x 10⁻⁹.
What is Bohr model of atom?The main points of Bohr's model of atom are -
Electrons orbit the nucleus in orbits that have a set size and energy.The energy of the orbit is related to its size. The lowest energy is found in the smallest orbit.Radiation is absorbed or emitted when an electron moves from one orbit to another.Given is that an electron (e⁻) (m = 9.1 x 10⁻³¹ kg) moving at 2.18 x 10⁶ m/s (in a Bohr orbit in the H atom).
The radius of first Bohr orbit of hydrogen atom is -
{r} = 0.529 A˚ = 0.529 x 10⁻¹⁰ m.
The centripetal force on the electron in the first orbit of the hydrogen atom would be -
F = mv²/r
F = (9.1 x 10⁻³¹)(2.18 x 10⁶)²/0.529 x 10⁻¹⁰
F = 81.75 x 10 ⁻³¹ ⁺ ¹² ⁺ ¹⁰
F = 81.75 x 10⁻⁹
Therefore, the centripetal force on the electron in the first orbit of the hydrogen atom would be 81.75 x 10⁻⁹.
To solve more questions on quantum mechanics, visit the link below-
brainly.com/question/1041084
#SPJ1
Answer:its 1.9 10^26
Explanation:
it turns out that there is an electric field that points inward toward the center of the earth that has magnitude of about 100 n/c near the earth's surface. estimate the total charge of the earth needed to support such a field. where do you think all this charge comes from?
The total charge of the earth needed to support such a field is −4.56 × 10⁵ C.
What is electric charge ?
The physical quality of matter—its electric charge—is what causes it to feel a force when exposed to an electromagnetic field. Protons and electrons, the two types of charge carriers, typically carry positive and negative electric charges. Charges moving through a system produce energy.
What is electric field ?
According to mathematics, the electric field is described as a vector field that may be connected to each point in space and represents the force per unit charge that is applied to a positive test charge that is at rest at that location. Either the electric charge or time-varying magnetic fields can produce an electric field.
Given
E = 100 N/C inward
Flux =[tex]\dfrac{ q_{enclosed}}{\epsilon}[/tex]
−E(4πr2) =[tex]\dfrac{ q_{enclosed}}{\epsilon}[/tex] as field is inward so flux is negative
⇒ [tex]q_{enclosed}[/tex] = −εE (4πr²)
⇒ [tex]q_{enclosed}[/tex] = −εE (4πr2)
= −8.85 × 10⁻¹² × 100 × 4π × (6400×1000 m)²
= −4.56 × 10⁵ C
this charge may be coming because earth core is ionised and positively charged so on surface maybe negative charge induced.
Thus, The total charge of the earth needed to support such a field is −4.56 × 10⁵ C.
Learn more about electric charge from the given link.
https://brainly.com/question/1592046
#SPJ4
Complete question:
It turns out that there is an electric field that points inward toward the center of the Earth that has a magnitude of about 100 N/C near the Earth's surface. Estimate the total charge of the Earth needed to support such a field. Where do you think all this charge comes from?
If the force of a golf club on a golf ball is 200 n forward, what will the force of the ball on the club be?.
The force of a golf club on a golf ball is 200 N forward, according to Newtons third law of motion, every action has an equal and opposite reaction. Thus, the force of the ball on the club will be the same as 200 N but will act in the opposite direction, i.e., backward.
However, one source stated that the force of a golf club on a golf ball is 22.5 N but it was later found to be incorrect due to an error in calculation
The force of the ball on the club will be 200 N backward as a result of the equal and opposite reaction according to Newton's third law of motion.
Find out more about Force
brainly.com/question/26318686
#SPJ4
How do you find the electric field between two plates of A parallel plate capacitor?
E=ර/ε is the formula that determines the electric field between parallel plate capacitors .
This is according to Gauss' law which states that the electric field remains constant and is independent of the distance between two plates of the capacitor.
What is electric field?Electric field is a region around a charged particle within which a force would be exerted on other charged particles.
What is Gauss' law?Gauss Law states that the total electric flux is equal to the charge enclosed by an imaginary surface divided by the permittivity.
What is capacitor?A capacitor is a device working on the principle of capacitance that is used in an electrical circuit to store charges.
To know more about capacitor, visit:
https://brainly.com/question/13578522
#SPJ4
why is it incorrect to say that matter contains heat?
It is incorrect to say that matter contains heat because heat is a flow of energy not an state function.
Matter is anything that occupies space and have mass, having mass means that it contains energy in itself, this energy is called internal energy.
This internal energy is different from the heat energy, the heat energy is completely different from any of the form of energy.
The heat energy flows continuously, it cannot be contains in any matter, when there is more heat the temperature goes up and when there is low heat, the temperature goes down. It is not a function related to the state the matter. This is why it is incorrect to say that the heat is contained by matter.
To know more about Heat, visit,
https://brainly.com/question/934320#:~:text=Expert%2DVerified%20Answer&text=Heat%20in%20a%20substance%20is%20still%20an%20example%20of%20heat,from%20one%20object%20to%20another.
#SPJ4
the designated length of a ladder is:
The designated length of a ladder refers to the maximum length that a ladder can safely be used for. This length is determined by the manufacturer and is based on various factors.
Designated Length depends on factors like:
The materials usedThe weight capacity of the ladderThe design of the ladderThe designated length is typically marked on the ladder itself and is usually the distance from the ground to the highest rung that can be safely reached. It is important to note that the designated length does not refer to the overall length of the ladder, but rather the distance it can be safely extended.
Exceeding the designated length of a ladder can be extremely dangerous and can result in the ladder collapsing or becoming unstable. This can lead to serious injury or even death. It is therefore essential to always use a ladder within its designated length, and to follow all safety instructions provided by the manufacturer.
In addition to following the designated length, it is also important to use a ladder on a stable surface and to ensure that it is properly secured. This will help to prevent accidents and ensure that the ladder is used safely and effectively.
Learn more about length here:
https://brainly.com/question/17577666
#SPJ4
Starting at the origin, an object has a velocity of 3m/s and an acceleration of -2 m/s2. What is the final velocity after 3 seconds?
The final velocity, when initial velocity, acceleration are given, is calculated to be -3 m/s. Minus sign represents opposite direction.
From the equations of motion, we should select a correct equation which relates initial velocity, final velocity, acceleration and time.
It is said that the object starts at the origin.
The initial velocity of the object is given as 3 m/s
The acceleration of the object is given as -2 m/s²
The final velocity after 3 sec is to be calculated.
So, the suitable equation of motion is, v = u + a t
where, v is final velocity
u is initial velocity
a is acceleration
t is time
Let us put in the values into the above equation.
v = u + a t
v = 3 + (-2) (3) = 3 - 6 = -3 m/s
3 m/s in the opposite direction from that of the initial velocity.
To know more about final velocity:
https://brainly.com/question/30270063
#SPJ4