a proton and an electron are released from rest, with only the electrostatic force acting. which of the following statements must be true about them as they move toward each other? (there could be more than one correct choice.)

The maximum acceleration of the follower during the lift and return is -480π m/s2 and 0, respectively.

The follower rises with Simple Harmonic Motion (SHM) during the first 150° of the cam rotation. It stays for 60° during the rest position or dwell.

It then drops with constant velocity during the next 100° and then returns to rest for the next 60°.The cam is a knife-edge follower, meaning it contacts the cam surface at a single point, which is the knife edge. When the cam rotates, the follower moves in a straight line.

During the ascent and descent stages, the maximum velocity and acceleration must be calculated independently. This answer will address all of these topics and present the complete solution.Profile of the cam rotating a knife edge followerThe profile of the cam is shown in the figure below:Since the lift of the follower is 30 mm, the minimum radius of the cam is 20 mm, and the cam rotates at 120 r.p.m.,ω= 4π rad/s

The cam's period is T = 1/f

= 1/(120/60)

= 0.5 s

During the first 150° of the cam rotation, the follower rises with Simple Harmonic Motion (SHM) and is given by:

= ()

Where "a" is the maximum displacement or lift of the follower, "ω" is the angular velocity, and "t" is the time.The maximum velocity and acceleration of the follower during the ascent can be found using the following equations:

v = aωcos(ωt)a

= -aω2sin(ωt)

where "a" is the acceleration, "v" is the velocity, and "t" is the time. The maximum velocity and acceleration occur when sin(ωt) = 1.

vmax = aωcos(90°)

= 30 x 4π x 1

= 120π m/samax

= -aω2sin(90°)

= -30 x (4π)2 x 1

= -480π m/s2

During the next 100° of cam rotation, the follower falls with constant velocity. As a result, the acceleration is 0. The maximum velocity of the follower can be determined using the following formula:

v = Δs/t

= 30/(100/360)

= 108 m/s

During the last 60° of cam rotation, the follower returns to the rest position. Because the follower is in a rest position, the acceleration is 0. The maximum velocity of the follower can be determined using the same formula as before:

v = Δs/t

= 0 - 30/(60/360)

= -180 m/s

Therefore, the maximum velocity of the follower during the lift and return is 120π m/s and -180 m/s, respectively.

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The potential difference between these two points is 20,000 volts.

We need to know about the potential difference to solve this problem. The potential difference depends on the charge and the radius. It can be written as

V = k . q / r

where V is the potential difference, k is Coulomb's constant (9 x 10⁹ Nm²/C²), q is the charge and r is the radius.

Potential differences can be calculated by using the work. It should follow

V = W . q

where W is work

From the question above, the given parameters are

W = 500 J

q = 40 C

By substituting the given parameters, we can calculate the potential difference

V = W . q

V = 500 . 40

V = 20,000 volt

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The function of transformers in power transmission lines is to step up or step down the voltage of electrical energy being transmitted.

High voltage transmission lines use high voltages to minimize energy loss due to heat during transmission. However, this high voltage is not suitable for use in homes and businesses. Therefore, transformers are used to reduce the voltage to a safer and more manageable level for consumers. A transformer consists of two coils of wire wound around a common core.

When an alternating current flows through the primary coil, it generates a magnetic field, which induces a current in the secondary coil. By varying the number of turns in the primary and secondary coils, the transformer can step up or step down the voltage of the electrical energy being transmitted. In summary, transformers play a critical role in enabling efficient and safe transmission of electrical energy from high voltage supply lines to consumers.

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--The complete question is, What is the function of transformers in power transmission lines between high voltage supply lines and consumers, such as households or homes?--

Answer:

Y

Explanation:

Acceleration = (v-u)/t

W = (29-11)/6 = 3

X = (34-10)/12 = 2

Y = (40-12)/7 = 4

Z = (28-20)/8 = 1

So the answer is Y = 4.

Hope this will help. Please mark me brainliest.

The equivalent resistance between points A and B in the diagram is 22 Ω

We shall begin by obtaining the equivalent resistance in parallel (i,e the three 6 Ω resistor). Details below:

1/Rₜ = 1/R₁ + 1/R₂ + 1/R₃

1/Rₜ = 1/6 + 1/6 + 1/6

1/Rₜ = 3/6

1/Rₜ = 1/2

Rₜ = 2 Ω

Finally, we shall determine the equivalent resistance between A and B (i.e series arrangement). Details below:

R = R₁ + R₂ + R₃ + R₄ + R₅ + R₆ + R₇ + R₈ + R₉ + R₁₀ + R₁₁

R = 2 + 2 + 2 + 2 + 2 + 2 + 2 + 2 + 2 + 2 + 2

R = 22Ω

Thus, we can conclude that the equivalent resistance is 22 Ω

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Answer:

Ok um this is tricky but ill give it  a shot

1 Velocity because it was an object that was caught on fast by my mind rapidly.

2 Position and time graphs because I would get confused with the well to be honest everything! And I mean everything, in the module. It took me a lot of time to adjust to

3 I would study every single one to be prepared!

4 How hard is the module thats hard for me for my peers?

Explanation:

Good luck pls brainliest

Answer:

the answer is C uranus

Explanation:

Uranus

The two planets that will be closest in size is Earth and Venus

When developing a scale model ( representing the sizes of the planet on a scale for easy understanding ) the planets are modelled to represent reality.

In the galaxy when planets are ranked based on their sizes ( diameter ), the biggest planet is Jupiter with a diameter of 142,800 km followed by Saturn with a diameter of 120,660 km and the third largest planet is Uranus with a diameter of 51,118 km.  While the size of the Earth is 12,756 km and that of Venus is 12,104 km

Hence the two planets that should be closest in size on a scale model are Earth and Venus because their diameters are the closest

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Answer:

\(a)uf = 205 + 35 - 11 \\ = 240 - 11 \\ = 229j \\ b)q(heat \: transferd) = 229 - 205 - 11 \\ = 24 - 11 \\ = 13j \\ thank \: you\)

The heat transferred is

a) u f = 205+35-11

      =240-11

      = 229 j

b) q (heat transferred ) = 223-205-11

   = 24-11

   = 13 j

While a thermodynamic gadget passes thru an exchange in the state, a succession of states exceeded could be termed as a course of the device or direction of an alternate country. If the route of change of kingdom is completely distinctive, route of alternate of the nation may be termed as thermodynamic manner.

The technique is described via a direction, which is the non-stop collection of consecutive states via which the machine passes, consisting of the initial nation, the intermediate states, and the very last state. The process has a course along the course.

An asset whose price would not depend upon the course taken to attain that unique price is thought to as kingdom capabilities or point features. In contrast, those capabilities which do depend upon the direction from points are referred to as course features.

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Answer:

A. 70 m OS the correct one

The approximate maximum height that the water balloon can reach is 13.8 m, The correct option is D.

Conservation of energy is a fundamental principle in physics that states that energy cannot be created or destroyed, only transformed or transferred from one form to another. In other words, the total amount of energy in a closed system remains constant over time. This principle is based on the idea that energy is a fundamental property of the universe, and it is a key concept in many areas of science, including physics, chemistry, and engineering. The law of conservation of energy is used to analyze and understand a wide range of physical phenomena, from the behavior of subatomic particles to the workings of the entire universe.

Here in the Question,

The maximum height that the water balloon can reach can be found using conservation of energy. The initial potential energy stored in the slingshot is transformed into kinetic energy of the water balloon as it is launched into the air, and then into potential energy at the maximum height.

The initial potential energy of the slingshot is given by:

PE = (1/2)kx^2

where k is the spring constant (60 N/m) and x is the distance pulled back (1.5 m)

PE = (1/2)(60 N/m)(1.5 m)^2

PE = 67.5 J

At the maximum height, all of the initial potential energy is converted into potential energy due to gravity:

PE = mgh

where m is the mass of the water balloon (0.5 kg), g is the acceleration due to gravity (9.8 m/s^2), and h is the maximum height.

h = PE/(mg)

h = 67.5 J/(0.5 kg)(9.8 m/s^2)

h ≈ 13.8 m

Therefore, the approximate maximum height that the water balloon can reach is 13.8 m, which is option D.

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The four processes of the carbon cycle are photosynthesis, respiration, decomposition, and combustion. Carbon enters the atmosphere, exits, and continues to recycle through all four processes.

The carbon cycle takes place in an atmosphere that is essential for both plants and animals for several activities such as respiration, food production, etc. There are many processes in the carbon cycle, such as photosynthesis, respiration, decomposition, and combustion.

In photosynthesis, plants and other photosynthesizing bacteria use carbon dioxide for food production, and this carbon then enters different organisms through the food chain. This carbon dioxide is released by living plants and animals in their cellular respiration, and microbes decompose the living organisms to send the carbon back to the atmosphere. Plant combustion, for example, can contribute to the carbon cycle.

Hence, in this way, four processes—photosynthesis, respiration, decomposition, and combustion—are involved. The carbon cycle takes place in the atmosphere.

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When the object is placed between the focal point and a convex lens, the image it produces contains these characteristics:

A convex lens (converging lens) is a type of lens that is thicker at the center and thinner at the edges. It bends light from distant objects inward toward a point (focal point). A convex lens is generally used to correct farsightedness.

There's three rules for the ray path passing through convex lens

When those rules is applied to know how the image is produced when an object is placed between the focal point and the lens, you'd find out that the image produced is virtual (located on the same side as the object), upright, and magnified.

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Answer:

\(10\ \text{m/s}\)

Explanation:

\(s\) = Displacement = \(100\ \text{m}\)

\(t\) = Time taken = \(10\ \text{s}\)

Velocity is given by

\(v=\dfrac{s}{t}\\\Rightarrow v=\dfrac{100}{10}\\\Rightarrow v=10\ \text{m/s}\)

The person is able to run at a speed of \(10\ \text{m/s}\) in order to complete the race in the given time.

The sonar computers receiving a reflection from the destroyer at a frequency of 19 kilo-hertz can report useful information about the motion of the destroyer. Specifically, the computer can determine the speed and direction of the destroyer based on the frequency shift of the reflected sound waves.

The sonar system works by sending out sound waves, which then bounce off of objects and return to the system. The frequency of the reflected sound waves is affected by the motion of the object that they bounce off of. In this case, the frequency shift of the reflected sound waves at 19 kilo-hertz can help the sonar computer determine the Doppler shift caused by the motion of the destroyer. This information can then be used to determine the speed and direction of the destroyer.
The computer uses the Doppler effect to make this analysis. The Doppler effect refers to the change in frequency of sound waves caused by the motion of the object emitting or reflecting the waves. In this case, the change in frequency of the reflected sound waves can be used to determine the motion of the destroyer.
In summary, the sonar computers can use the Doppler effect to analyze the reflection of sound waves from the destroyer and determine its motion, including its speed and direction.

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Answer:

Explanation:

The volume of the chess can be found by using the formula

volume = final volume of water - initial volume of water

From the question

final volume of water = 43 mL

initial volume of water = 35 mL

We have

volume = 43ml - 35ml = 8 mL

We have the final answer as

Hope this helps you

Answer:

revolution of the planets around the Sun.

Explanation:

The revolution of the planets around the Sun is a result of the gravitational force exerted by the Sun. The Sun's gravitational pull attracts the planets, causing them to move in an elliptical orbit around it. This motion is known as the revolution of the planets around the Sun. The other options listed (rotation of the planets on their axes, rotation of the Moon on its axis, and revolution of the Moon around Earth) are also related to motion and gravity, but they are different phenomena.

Answer:

Explanation:

The gravitational potential energy of a body can be found by using the formula

GPE = mgh

where

m is the mass

h is the height

g is the acceleration due to gravity which is 9.8 m/s²

From the question we have

GPE = 200 × 9.8 × 30 = 58,800

We have the final answer as

Hope this helps you

Mass of weight is 10 N.

The scale reads the tension on both sides which is 9.8N each.

Let's first draw a free body diagram for both the blocks.

Free Body Diagram for both blocks and PulleyMass 1:

Taking the direction of motion to be upwards for Mass 1,

we can see that the net force in the upward direction is

Tension(T) - mg = 0

where m = mass of the block which is 1 kg.

Hence, T = mg = 1 x 9.8 = 9.8 N

Therefore, the tension in the string attaching Mass 1 to the scale is 9.8 N.

Mass 2: Taking the direction of motion to be upwards for Mass 2,

we can see that the net force in the upward direction is T - mg = 0

where m=mass of the block which is 1 kg.

Hence, T = mg = 1 x 9.8 = 9.8 N

Therefore, the tension in the string attaching Mass 2 to the scale is 9.8 N.

Scale: The net force acting on the scale is 0 as the weights are hanging still,

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m•g = 0.250 kg • 9.8 m/s/s = 2.45 N is the gravitational force acting downward. The acceleration is equal to 2.45 N net force divided by mass.

According to the formulae a = v/t, accelerating (a) appears to be the result of changes in time and velocity (v) (t).

The rate of increase in speed is referred to as acceleration. The majority of the time, although not always, acceleration indicates a change in speed. Even though the object is moving in a circular motion, its velocity direction is changing, which causes it to continue to accelerate.

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The cause of electric current in a wire is that there is electron flow due to electrical attraction and repulsion.

What is Electric current?

The rate of flow of electric charge through a point is known as electric current. The electric current is nothing but the flow of electrons in general.

Consider a space, when electrons of charge (e) is flowing through the space in a given time interval t. Then,

I = e/t

here,

I is the electric current.

Moreover, there is a flow of electrons in a wire due to a potential difference existing at the circuit. Due to that, electrons always flow from high electric potential to low electric potential.

Thus, we can conclude that the cause of electric current in a wire is that there is electron flow due to electrical attraction and repulsion.

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Answer:

hai >.<

Explanation:

Answer:

hello!

Explanation:

~evita

Answer:

GRavity

Explanation:

1. The atomic mass of the new atom be 223. Option (d) is correct.

2. The atomic number of the new atom be 88. Option (g) is correct.

3. The symbol of the new atom be Ra.  Option (e) is correct.

4. Beta decay is demonstrated here. Option (c) is correct.

A proton inside the radioactive sample's nucleus can change into a neutron or vice versa through a process known as beta decay. Because of processes like beta decay and alpha decay, the radioactive sample's nucleus is able to get as close as practical to the optimum neutron/proton ratio.

A beta particle, which can either be an electron or a positron, is released by the nucleus during this process. Think about the potential for a proton or neutron to decay into another particle. The production of the electron and positron adheres to the law of charge conservation. Beta-decay is the outcome of weak interaction.

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Ridge push refers to the pressure exerted by the excess height of the mid-ocean ridge, while Slab pull refers to the force exerted by the weight of the subducted slab on the plate it is attached to.

The two forces that form mid-ocean ridges are ridge-push and slab pull.

Ridge push refers to the pressure exerted by the excess height of the mid-ocean ridge.

Slab pull refers to the force exerted by the weight of the subducted slab on the plate it is attached to.

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For an ideal gas, initially at a volume of 0.777778 L,  the work done by the gas during this process is mathematically given as

w=15.380613

Generally, the equation for the work done  is mathematically given as

W=p1v1invfvi

Therefore

v2=p1v1/p2

v2=9*1.0.77778/1

v2=7.00002

In conclusion

w=7.00002ln7/0.777778

w=15.380613

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The line spacing you need for your diffraction grating is approximately 45454.55 lines/mm.

To calculate the line spacing you need for your diffraction grating in lines/mm, you can use the formula:

Line spacing (in mm) = 1 / (number of lines per mm)

Given that the screen is 10 meters away and the spacing between spots there should be 22 cm, we need to convert the screen distance and spot spacing to meters.

Screen distance = 10 meters
Spot spacing = 22 cm = 0.22 meters

Now, let's calculate the number of lines per meter by dividing the screen distance by the spot spacing:

Number of lines per meter = Screen distance / Spot spacing

Number of lines per meter = 10 meters / 0.22 meters = 45.45 lines/meter

To convert the number of lines per meter to lines per millimeter, we need to multiply it by 1000:

Number of lines per mm = Number of lines per meter * 1000

Number of lines per mm = 45.45 lines/meter * 1000 = 45454.55 lines/mm

Therefore, the line spacing you need for your diffraction grating is approximately 45454.55 lines/mm.

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D. 55 Kg mass moving at 1 m/s, is the correct answer.

The more mass the object has, the greater inertia is. It doesn't matter how fast the object is going because inertia is depended on mass.

Answer:

The answer is :

C) When he lifts the barbell from the floor to his chest.

Explanation:-

The work is said to be done only when Pablo lifts the barbell from the floor to his chest.

The force applied to any object to displace it for some distance is known as work done.

Conversely, the work is said to be done when the applied force tends to shift any object to some specific distance.

The mathematical expression for the work done is given as,

W = F × s

Here, F is the applied force.

s is the distance moved.

Now, when Pablo lifts a barbell, the work will only be said to be done when the barbells get displaced from the floor.

And as per the given options, the condition of displacement of the barbell from the floor to chest shows the actual case of work done.

Thus, we can conclude that the work is said to be done only when Pablo lifts the barbell from the floor to his chest.

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\(\boxed{\sf v^2-u^2=2gh}\)

\(\\ \sf\longmapsto h=\dfrac{v^2-u^2}{2g}\)

\(\\ \sf\longmapsto h=\dfrac{0^2-15.5^2}{2(10)}\)

\(\\ \sf\longmapsto h=\dfrac{240.25}{20}\)

\(\\ \sf\longmapsto h=12.012m\)