if d is the distance between plates, what is the magnitude of the acceleration of the proton in the region between the plates
Answers
Each plate has a substantially larger surface area than the d units separating them. So, we can write d<<<A. Here, the first plate's charge density is +σ and the second plate's charge density is -σ.
When there are forces existing between two plates, they are known as electric forces because they act at a distance between the two charges. We may rephrase the question by breaking the subject into two distinct parts and using the concept of an electric field. Imagine for a moment that one charge generates an electric field over space. Second, a separate charge transferred into the electric field of the first charge is forced by the electric field at the location of the introduced charge.
Density :
A measurement of density contrasts the mass of an object with its volume. High density refers to the amount of matter in a given volume of an object.
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Related Questions
A beam of green light is made to pass through two slits that are 5. 0 x 10−3 meters apart. On a screen 4. 0 meters away from the slits, an interference pattern appears with bands of light separated by 4. 2 x 10−4 meters. What is the wavelength of the light?
3. 6 x 10−8 m
5. 9 x 10−7 m
5. 3 x 10−7 m
3. 9 x 10−6 m
Answers
The wavelength of the light is 5.3 x 10^-7 meters. So option C is correct.
It can be determined by the distance between the interference bands on the screen.
The formula for this relationship is: d = a * λ / L, where d is the distance between the bands, a is the distance between the slits, λ is the wavelength of the light, and L is the distance from the slits to the screen.
By plugging in the given values,
d = 4.2 x 10^-4 m, a = 5.0 x 10^-3 m, and L = 4.0 m, we can calculate λ. Solving for λ, we get λ = \(5.3 * 10^{-7\) m.
Hence, the wavelength of the green light is \(5.3 * 10^{-7\) meters.
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A current I flows around a plane circular loop of radius r , giving the loop a magnetic dipole moment of magnitude m . The loop is placed in a uniform magnetic field B⃗ , with an angle ϕ between the direction of the field lines and the magnetic dipole moment as shown in the figure. (Figure 3)Find an expression for the magnitude of the torque τ on the current loop.
Answers
To find the expression for the magnitude of the torque (τ) on the current loop, we can use the formula τ = mBsin(φ). Here's how it can be derived:The magnetic dipole moment (m) of the loop is given by m = Iπr², where I is the current flowing through the loop and r is the radius of the loop.The torque (τ) acting on the loop is given by the cross product of the magnetic dipole moment (m) and the magnetic field (B): τ = m × B.
The magnitude of the torque (τ) can be determined by taking the magnitude of the cross product: |τ| = |m × B|.Since the direction of m is perpendicular to the direction of B (angle φ between them), the magnitude of the cross product is |m × B| = mBsin(φ).Therefore, the expression for the magnitude of the torque on the current loop is τ = mBsin(φ).
The magnitude of the torque (τ) on a current loop placed in a uniform magnetic field B, with an angle φ between the field lines and the magnetic dipole moment, is given by the expression τ = mBsin(φ).
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PLEASE HELP ME! IM TIMED
Answers
solve for x: |2x + 6| − 4 = 20 Group of answer choicesx = 9 and x = 11x = −9 and x = 15x = 9 and x = −15No solution
Answers
Given,
\(|2x+6|-4=20\)On simplifying,
\(\begin{gathered} |2x+6|=20+4 \\ \Rightarrow|2x+6|=24 \\ 2x+6=\pm24 \end{gathered}\)Thus,
\(\begin{gathered} 2x=+24-6 \\ \Rightarrow x=\frac{18}{2} \\ =9 \end{gathered}\)Or
\(\begin{gathered} 2x=-24-6 \\ x=\frac{-30}{2} \\ =-15 \end{gathered}\)Thus, x=9 and x=-15
Therefore the correct answer is the third option
the angle between the incident ray and the reflected ray is 800. what is the angle of incidence
Answers
Answer:
50 degrees
Explanation:
the angle between the incident ray and the reflected ray is 80 degrees
80 degrees + inc + refl = 180
inc = refl = 50 degrees
if the forces on an object are greater than zero, the motion of an object will what?
what will the motion of the object do??
Answers
If the forces on an object are greater than zero,the object will definitely in the motion. This concept in accordance with law of inertia.
What is force?Force is defined as the push or pulls applied to the body. Sometimes it is used to change the shape, size, and direction of the body.
Newton's law of inertia states that a body wants to continue its motion until the external force is not acted on it.
Hence, if the force is grater than zero, the body will be in motion.
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ide over the
When she returned, the substance had changed phase, and the substance was in the liquid phase. What
Happened to the molecules of this substance?
a
b
d
Before the mechanic left, the molecules were moving away from each other. When she returned, they were
moving around each other.
Before the mechanic left, the molecules were moving around each other. When she returned, they were
moving in place.
Before the mechanic left, the molecules were moving around each other. When she returned, they were
moving away from each other.
Before the mechanic left, the molecules were moving in place. When she returned, they were moving around
each other.
croll for more
Answers
The correct answer is D) Before the mechanic left, the molecules were moving in place. When she returned, they were moving around each other. The change in phase from solid to liquid is due to a change in the motion of molecules.
What is molecules?Molecules are formed when two or more atoms come together and form a chemical bond. Molecules exist in all forms of matter and are the building blocks of all living organisms. Molecules can range in size from the very small, such as hydrogen, to the very large, such as proteins. Generally, molecules are composed of two or more atoms of the same element or different elements that are held together by chemical bonds. Molecules can also be composed of multiple subatomic particles, such as protons and neutrons, which form the nucleus of an atom. Molecules may also contain electrons, which are held in orbit around the nucleus by electrostatic forces. Molecules can have different shapes depending on the arrangement of their constituent atoms. Molecules are essential to all forms of life, as they are responsible for many of the physical and chemical processes that take place in living organisms.
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sleep and stress levels can be improved by what?
Answers
Answer:
A healthy diet, low in sugar, caffeine, and alcohol, can promote health and reduce stress.
Explanation:
A healthy diet, low in sugar, caffeine, and alcohol, can promote health and reduce stress. Get adequate sleep: A good night's sleep makes you able to tackle the day's stress more easily. When you are tired, you are less patient and more easily agitated, which can increase stress.
Which of the following is an accurate example of Newton's third law?
1= A girl is able to pull a sled by exerting greater force on the sled than the sled exerts on her, this produces a net force on the sled.
2= A hockey puck slides at constant velocity on frictionless ice.
3= A punter kicks a football high into the air, the force on the person's foot is less than the force on the football
4= none of the above
Answers
Explanation:
I belive it is 1 or 4
Answer:
I believe the answer is 4
Explanation:
4= none of the above
Define the term overload.
Answers
Answer:
Verb. Load with too great a burden or cargo.
"Both boats were overloaded and low in the water"
Noun. An excessive load or amount.
"an overload of stress"
Explanation:
Similar words are strain, excess, and overburden.
Have a good day and stay safe!
when 12 is added to a certain number and the result is multiplied by 4. the final result is 60.find the number.
Answers
Answer:
3
Explanation:
let the number be x
perform and forming expression
12 is added
=12 + x
4 is multiplied to expression
= 4 (12 + x)
result is 60
equating
4(12 + x) = 60
48 + 4x=60
4x = 60-48
4x = 12
x= 12/4
x= 3
On a cosmic calendar, in which the history of the universe is compressed into one year, how long is the average human life span?.
Answers
Answer:
If one were to use 5 billion years as the age of the universe and 75 years as the average human life span then
T = 75 / 5 E9 = 1.5E-8
The number of seconds in a year is 3600 * 24 * 365 = 3.2E7
If t = N * T seconds in a year * fraction of human life span
t = 1.5E-8 * 3.2E7 = .48
A human life span is about 1/2 second compared to the life of the universe if the universe were compressed to a single year
HELP!!! ASP EASY QUESTION! WILL GIVE BRAINEST IF U ANSWER!
Without the ___, a plant wouldn't have any pollen.
Answers
The Anther produces the pollen
Two cars, each having a mass of 1,000 kg are being tested at the Department of Highway Safety facility. Car A is moving at 30 m/s to the north. Car B is moving at 15 m/s to the south. When they collide, which of the following is true?
a Car A applies a greater force on car B than car B applies on car A.
b Car A applies a force on car B equal to the force car B applies on car A.
c Car B applies a greater force on car A than car A applies on car B.
d Car A and car B do not have the same velocity; you cannot compare the forces.
Answers
When Car A moving at 30 m/s to the north and Car B moving at 15 m/s to the south collide Car A applies a greater force on car B than car B applies on car A.
p = m v
p = Momentum
m = Mass
v = Velocity
For car A,
m = 1000 kg
v = 30 m / s
p = 1000 * 30
p = 30000 kg m / s
For car B,
m = 1000 kg
v = 15 m / s
p = 1000 * 15
p = 15000 kg m / s
F = dp / dt
Force can also said as the rate of change of momentum. Since the momentum of car A is higher than that of car B, the force applied by car A on car B will he higher
Therefore, car A applies a greater force on car B than car B applies on car A.
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HELP!!!
Explain how magnetic potential energy can be transformed into kinetic energy.
Answers
Potential energy converts kinetic energy when the range is shifting from the S pole to the N pole.
If you like, I can put in more detail!
Two spherical objects have masses of 3.1 x 105 kg and 6.5 x 10 kg. The
gravitational attraction between them is 35 N. How far apart are their
centers (G = 6.67 x 10-¹¹)?
A.) 4.5 x 10^-2m
B.) 8.8 x 10^-2m
C.)2.7 x 10^-2m
D.) 6.2 x 10^-2m
Answers
Answer: The answer is B.) 8.8 x 10^-2m.
Explanation: The gravitational force between two objects is given by:
F = G * (m1 * m2) / r^2
where G is the gravitational constant, m1 and m2 are the masses of the objects, and r is the distance between their centers.
We are given:
m1 = 3.1 x 10^5 kg
m2 = 6.5 x 10 kg
F = 35 N
G = 6.67 x 10^-11 N m^2 / kg^2
We can rearrange the equation to solve for r:
r = √(G * m1 * m2 / F)
Substituting the given values:
r = √(6.67 x 10^-11 N m^2 / kg^2 * 3.1 x 10^5 kg * 6.5 x 10 kg / 35 N)
r = 8.8 x 10^-2 m
Therefore, the distance between the centers of the two objects is approximately 8.8 x 10^-2 meters.
Answer:
The answer is B.) 8.8 x 10^-2m.
Explanation: The gravitational force between two objects is given by:
F = G * (m1 * m2) / r^2
where G is the gravitational constant, m1 and m2 are the masses of the objects, and r is the distance between their centers.
We are given:
m1 = 3.1 x 10^5 kg
m2 = 6.5 x 10 kg
F = 35 N
G = 6.67 x 10^-11 N m^2 / kg^2
We can rearrange the equation to solve for r:
r = √(G * m1 * m2 / F)
Substituting the given values:
r = √(6.67 x 10^-11 N m^2 / kg^2 * 3.1 x 10^5 kg * 6.5 x 10 kg / 35 N)
r = 8.8 x 10^-2 m
Therefore, the distance between the centers of the two objects is approximately 8.8 x 10^-2 meters.
Explanation:
What is electromagnetic induction?
Answers
Explanation:
Hope it helps~
Answer:
Electromagnetic or magnetic induction is the production of an electromotive force across an electrical conductor in a changing magnetic field.
Explanation:
correct me if im wrong:)
Activity 1 MATCH IT
Directions: Match Column A to Column B. Write your answer on the space provided before the number.
COLUMN A
__1. Hiking
__2. Orienteering
__3. Zumba
__4. Volleyball
__5.badminton
COLUMN B
A. It is an outdoor navigational recreational activity using specially drawn and detailed maps.
B. Created through on-the –spot aerobics class using the non- traditional music.
C.Going on an extended walk for the purpose of pleasure and exercise.
D. Can be traced from the ingenuity of William J. Morgan in 1895 at Holyoke Massachusetts.
E. Games are held inside the gym to avoid the effect of air in the flight of the shuttle.
Answers
Answer:
1. A hiking
2. C
3. B
4. D
5. E
Newton's 3rd Law of Motion
For every__________ (or force), there is an ____________ and __________ action (or force).
Answers
Answer:
Explanation:
For every action (or force), there is an equal and opposite action (or force).
At latitude 50 degrees N the celestial equator crosses the meridian at altitude
- 50 degrees in the south
- 50 degrees in the north
- 40 degrees in the south
Answers
At latitude 50 degrees N, the celestial equator will cross the meridian at an altitude of 50 degrees in the north.
At latitude 50 degrees N, the celestial equator crossing the meridian refers to the moment when the celestial equator (an imaginary circle projected onto the celestial sphere) intersects the observer's meridian (a line passing through the zenith and the celestial poles). The altitude of an object in the sky is the angle between the object and the observer's horizon. In this case, we are interested in the altitude of the celestial equator at the moment of crossing the meridian.
Given the latitude of 50 degrees N, which is above the equator, the celestial equator will appear to be lower in the sky when crossing the meridian. Since the celestial equator is inclined to the celestial poles at an angle equal to the observer's latitude, which is 50 degrees in this case, the altitude of the celestial equator at the moment of crossing the meridian will be equal to the observer's latitude. Therefore, at latitude 50 degrees N, the celestial equator will cross the meridian at an altitude of 50 degrees in the north.
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precisely 1.00 s after the speeder passes, the police officer steps on the accelerator; if the police car's acceleration is 2.20 m/s2 , how much time passes before the police car overtakes the speeder after the speeder passes (assumed moving at constant speed)?
Answers
The time it takes for the police car to overtake the speeder is equal to the time it takes for the police car to reach the speeder's velocity, which is asumed moving at constant speed plus the time it takes for the police car to travel the remaining distance.
What is constant speed?Constant speed, also known as uniform speed, is a type of motion where an object moves at a steady pace in a straight line. The distance traveled by an object with constant speed is directly proportional to the time elapsed. This means that if the time doubled, the distance traveled would also double, and if the time was halved, the distance traveled would also be halved.
In other words, the velocity of an object with constant speed is constant, which means that its speed remains the same over time. This is in contrast to objects with non-constant speed, where the speed changes over time, for example, as a result of acceleration or deceleration.
Calculate the velocity of the police car after 1 second:
v = u + at
v = 0+(2.20m/s²) ×1
v = 2.20m/s
Calculate the time t it takes for the police car to reach the speeder's velocity:
t = (v-u)/a
t = (v - 2.20m/s)/2.20m/s²
Calculate the distance d traveled by the police car and the speeder during time t:
d = ut +0.5 + at²
Calculate the remaining distance that the police car needs to travel to overtake the speeder:
remaining distance = original distance - d
Calculate the time it takes for the police car to travel the remaining distance:
Time = remaining distance - v
where v is now equal to the speed of the speeder.
Note: In these calculations, the velocity of the speeder is assumed to be constant and the original distance between the police car and the speeder is not given, so it cannot be included in the calculation.
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Deimos, a satellite of Mars, has an average radius of 6.3 km. If the gravitational force between Deimos and a 3.0 kg rock at its surface is 2.5 * 10−2 N what is the mass of Deimos?
Answers
The mass of Deimos is approximately 9.52 x 10^15 kg.
To find the mass of Deimos, we can use the formula for gravitational force:F = G * (m1 * m2) / r^2. where F is the gravitational force between two objects, G is the gravitational constant, m1 and m2 are the masses of the two objects, and r is the distance between their centers of mass.
In this problem, we know the radius of Deimos (r = 6.3 km = 6.3 x 10^3 m), the mass of the rock on its surface (m1 = 3.0 kg), and the gravitational force between them (F = 2.5 x 10^-2 N). We can also look up the value of G: G = 6.674 x 10^-11 N(m/kg)^2.
We want to solve for the mass of Deimos (m2). Rearranging the formula, we get: m2 = (F * r^2) / (G * m1). Substituting the given values, we get: m2 = (2.5 x 10^-2 N) * (6.3 x 10^3 m)^2 / (6.674 x 10^-11 N(m/kg)^2 * 3.0 kg). m2 = 9.52 x 10^15 kg.Therefore, the mass of Deimos is approximately 9.52 x 10^15 kg.
It is worth noting that this calculation assumes that the rock on Deimos' surface is not affecting its orbit significantly. In reality, the gravitational force between the rock and Deimos would cause some perturbations in Deimos' orbit, but they are likely to be very small due to the small mass of the rock compared to Deimos.
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To find the mass of Deimos, we can use the gravitational force formula:
F = G * (m1 * m2) / r^2
Where F is the gravitational force (2.5 * 10^(-2) N), G is the gravitational constant (6.674 * 10^(-11) Nm^2/kg^2), m1 is the mass of Deimos (which we want to find), m2 is the mass of the rock (3.0 kg), and r is the distance between their centers, which is equal to Deimos' radius (6.3 km or 6300 m).
Rearranging the formula to solve for m1 (the mass of Deimos):
m1 = (F * r^2) / (G * m2)
m1 = (2.5 * 10^(-2) N * (6300 m)^2) / (6.674 * 10^(-11) Nm^2/kg^2 * 3.0 kg)
After calculating, we find that the mass of Deimos is approximately 1.0 * 10^15 kg.
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A car starts from rest on a curve with a radius of 130m and tangential acceleration of 1.3m/s2 .Through what angle will the car have traveled when the magnitude of its total acceleration is 2.2m/s2 ?
Answers
A car starts to rest on a bend with a radius of 130 m and a tangential acceleration of 1.3. When the total acceleration of the car is 2.0m/s2, the car will move through an angle of 22.5°.
The turning radius is the distance required by the car to turn or turn around. Because of this, calculations are made from the moment the car makes a turn until it rotates in a semicircle or 180 degrees. Then, the distance from the diameter will be measured and used as the turning radius of the vehicle.
Radial acceleration (a') = √2² - √1.3²
Radial acceleration (a') = √4 - √1.69
Radial acceleration (a') = √2.31
Radial acceleration (a') = 1.5 m/s²
v = \(\sqrt{a' . r}\)
v = \(\sqrt{1.5 x 130}\)
v = \(\sqrt{195}\)
v = 14 m/s
Now,
d = v²/2a'
d = 14²/2(1.5)
d = 154/3
d = 51.3 m
Expression for circle central angular is:
θ = d/r
θ = 51.3/130
θ = 0.394 rad
θ = 22.5°
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a cell phone weighing 80 grams is flying throgh the air at 15 m/s what is the kentic energy
Answers
Answer:
kinetic energy: \(9\) Joules
Explanation:
\(Kinetic-Energy = \frac{1}{2} m v^2\)
Here the mass is 80 grams - which should be changed to kilograms
→ 1 kg ⇔ 1000 grams
→ 80 grams ⇔ 0.08 kg
Now using the formula:
\(\frac{1}{2} mv^2\)
\(\frac{1}{2} * 0.08 * 15^2\)
\(9\) Joules
Remember the mass should be in kg and velocity in meter per second.
Explanation:
80g =0.08 kg
KE = 0.08kg(225 m²/s²)
KE = 18 J
What two things must you know to describe the motion of an object? __________________________________________________________________________
Distance is _________________________________________________________________
What is the displacement of a cyclist, who travels 1 mile north, then 1 mile east, and finally 1 mile south? ___________________________
Define speed ________________________________________________________________
How do speed and velocity differ? ______________________________________________
__________________________________________________________________________
How do velocities combine? In opposite directions? ________________________________ In the same direction? ________________________________________________________
A river flows at a velocity of 3 km/h relative to the riverbank. A boat moves upstream at a velocity of 15 km/h relative to the river. What is the velocity of the boat relative to the riverbank? ___________________________________
The rate at which velocity changes is called ________________________
True or false? Acceleration is the result of increases or decreases in speed.
A horse on a carousel that is moving at a constant speed is accelerating because _________________________________________________________________________
True or false? When the final velocity is less than the initial velocity of an object, the acceleration is negative.
The total distance traveled divided by the total time is _______________________
What are some common units for speed (give at least two) _____________ ___________
Define velocity ____________________________________________________________
Define acceleration _________________________________________________________
A quantity that has both magnitude and direction is called a _________________.
WILL MARK BRAINLIEST PLEASE HELP DUE IN 2 MINS
On a distance-time graph speed is a ____________ line and thus a ____________ graph.
On a distance-time graph acceleration is a ___________ line and thus a _______________ graph.
Answers
Answer:
velocity is vector Quantity
under the principles of the concentric ring model, what is the name of the activities found in the most outer circle / ring?
Answers
a concentric ring model in which social groupings are spatially organised in a hierarchy of rings. The upper class resides further away from the center, while the lower class is located closer to it.
The concentric ring model operates on the presumption that cultural content results from the incorporation of original ideas into the creation and/or presentation of music, text, and picture, and that these concepts originate in the fundamental artistic creativity spheres. Burgess' concentric ring model concept envisions growth occurring in a series of concentric rings surrounding the concentric ring model . According to Hoyt's sector model, economic expansion follows transportation corridors.
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3
Steam machines are used to sterilise kitchen work surfaces.
Calculate the energy needed to change 0.06 kg of water into
steam.
S
The latent heat of vaporisation for water is 2 260 000 J/kg.
Use the correct equation from the Physics Equations Sheet.
Answers
Answer:
See below
Explanation:
2 260 000 J/kg * .06 kg = 135600 j
Explain how heating a gas can lead to: no change in the kinetic energy of the gas.
Answers
Heating of gas leads to change in kinetic energy of the gas.
As the temperature of the system increases, the molecules in it begin to move faster, and the speed of the particles is directly proportional to the kinetic energy.
Kinetic energy is the energy possessed by the gaseous particles while they are in motion.
Mathematically, KE = (1/2)mv^2,
where KE is kinetic energy, m is mass, and v is velocity.
When the temperature of a gas increases but the pressure remains the same, the volume of the gas increases, which means that the molecules must cover more space in the same amount of time by moving faster.
Kinetic energy increases as collisions between different molecules increase and the speed of motion increases. This behavior is demonstrated by Charles's law with the equation V/T = k. In this equation, V is the volume and T is the temperature, and the two are directly proportional. Similarly, temperature and pressure are also directly related, as in the Pressure law equation, P/T = k, where P is pressure and T is temperature.To know more about kinetic energy,
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compare and contrast linear relationship and nonlinear relationship
Answers
Explanation:
The graph of a linear equation forms a straight line, whereas the graph for a non-linear relationship is curved. ... A non-linear relationship reflects that each unit change in the x variable will not always bring about the same change in the y variable
Part of a bird's digestive tract, called a gizzard, is able to break up large chunks of food at an extremely fast rate. It is difficult for
scientists to watch a gizzard functioning in a live bird. How would building a model of a gizzard help a scientist?
A. to analyze how a gizzard works
В.to study bird behavior
C.to determine what type of tissues a real gizzard is made of
D.to watch a gizzard functioning in life
Answers
GoodLuck !
Answer:A:
To analyze how a gizzard works.
Explanation: