suppose radius of earth known to 3595 miles with tolerance of - 0.1 miles what effect does this have on calculation of surface area

As a result, the racer's final velocity is 13.00 m/s after accelerating at 0.500 m/s2 for 7.00 s.

Velocity is a vector representation of an object's or particle's displacement with respect to time. The meter per second (m/s) is the standard unit of velocity magnitude (also known as speed). Alternatively, velocity magnitude can be expressed in centimeters per second (cm/s). The direction of movement of the body or item is defined by velocity. Speed is fundamentally a scalar number. Velocity is, in essence, a vector quantity. It is the pace at which distance changes. It is the displacement rate of change.

Here,

The final velocity can be found using the equation of motion,

vf = vi + at,

where vf is the final velocity, vi is the initial velocity (11.5 m/s), a is the acceleration (0.500 m/s^2), and t is the time for which the acceleration was applied (7.00 s).

Substituting the values we get,

vf = 11.5 + 0.500 * 7.00 = 13.00 m/s.

So, the racer's final velocity is 13.00 m/s as he accelerates at the rate of 0.500 m/s2 for 7.00 s.

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This motion of the balloon is an example of buoyancy, which is the upward force exerted by a fluid on an object immersed in it.

When the balloon is neutrally buoyant, it means that the weight of the balloon and the weights attached to it is equal to the weight of the water displaced by the balloon.

If you push the balloon down to a greater depth and then release it, the balloon will rise back up to its original position.

This is because the balloon is still partially inflated and contains air, which is less dense than water. When you push the balloon down, the water pressure compresses the air in the balloon, causing it to become smaller in size.

When you release the balloon, the compressed air expands and pushes the balloon upwards towards the surface of the water.

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Answer:

Explanation:

The farther a celestial object (a mass in space) is from another, the less of a gravitational force that they have on each other.

Answer:

The natural amount of ozone layer present is enough to block the UV rays coming from the sun. A change in its amount means that there's a portion in that layer where those harmful UV rays could enter since it lacks the required amount of ozone to block it.

The UV rays from the sun are sufficiently blocked by the ozone layer's natural presence. A change in its concentration indicates that there is a spot in that layer where those dangerous UV rays could enter, since it doesn't have enough ozone to stop it.

The presence of airborne gases such as carbon dioxide, methane, and vapor causes the greenhouse effect, which warms both the surface and troposphere. Water vapor seems to have the greatest impact of these so-called greenhouse gases.

The atmosphere allows the majority of the sun's visible light to pass through this and reach the surface of the Earth. When the Earth's surface becomes heated by sunlight, some of this energy is radiated back into space as infrared. In contrast to visible light, this radiation has a tendency to be collected by the green house gases, increasing its temperature.

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To calculate the net force on particle q₁, we need to calculate the electric forces between particle q₁ and particles q₂ and q₃, and then add them together taking into account their direction. The electric force between two point charges is given by Coulomb's law:

F = k * (q₁*q₂) / r²

where k is Coulomb's constant (k = 9.0 x 10⁹ N*m²/C²), q₁ and q₂ are the charges of the particles, and r is the distance between them.

Let's first calculate the force between particles q₁ and q₂:

F₁₂ = k * (q₁*q₂) / r₁₂²

F₁₂ = 9.0 x 10⁹ N*m²/C² * (8.0 x 10⁻⁶ C) * (3.5 x 10⁻⁶ C) / (0.10 m)²

F₁₂ = 2.52 x 10⁻² N

The force between particles q₁ and q₂ is positive, since both particles have the same sign (+8.0 μC and +3.5 μC). Therefore, the force points to the right.

Now let's calculate the force between particles q₂ and q₃:

F₂₃ = k * (q₂*q₃) / r₂₃²

F₂₃ = 9.0 x 10⁹ N*m²/C² * (3.5 x 10⁻⁶ C) * (-2.5 x 10⁻⁶ C) / (0.15 m)²

F₂₃ = -8.40 x 10⁻³ N

The force between particles q₂ and q₃ is negative, since they have opposite signs (+3.5 μC and -2.5 μC). Therefore, the force points to the left.

Now we can calculate the net force on particle q₁:

F_net = F₁₂ + F₂₃

F_net = 2.52 x 10⁻² N + (-8.40 x 10⁻³ N)

F_net = 1.68 x 10⁻² N

The net force on particle q₁ is positive, since the force between particles q₁ and q₂ is greater than the force between particles q₂ and q₃, and both forces have the same direction.

Therefore, the net force points to the right. The magnitude of the net force is 1.68 x 10⁻² N.

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Answer:

The science of classifying living things is called taxonomy. Scientists classify living things in order to organize and make sense of the incredible diversity of life. Modern scientists base their classifications mainly on molecular similarities. They group together organisms that have similar proteins and DNA.

Explanation:

The science of classifying living things is called taxonomy.

Answer:

Following are the answer to this question:

Explanation:

The wave is propagating at the incident wave which focuses on the stretchy and rotational inertia features of the whole medium via a material system.  For both the mechanical waves there are many two basic types of incident waves: quality management program and transverse waves.

The rumor is also known as the "Norman Rockwell", in which the environment of some of the greatest physics attempts of our time, it pays to remain suspicious when remarkable reports of historical findings are made on social media.

Insufficient magnetic field strength, misaligned magnet and coil configuration, inadequate coil design, or insufficient voltage/current can all contribute to the LED bulb not shining when a magnet is spinning within a coil of wire.

There are a few possible reasons why the LED bulb may not shine when a magnet is spinning within a coil of wire connected to it:

1. Insufficient magnetic field strength: The spinning magnet may not generate a strong enough magnetic field to induce a significant current flow in the wire coil. The LED bulb requires a certain minimum current to illuminate, and if the magnetic field is weak, it may not generate enough current to power the LED.2. Incompatible magnet and coil configuration: The magnet's orientation or position relative to the coil may not be aligned properly. For efficient induction, the magnetic field lines need to intersect the coil perpendicularly. If the magnet is misaligned or too far away, the induction may be weak or non-existent, resulting in the LED bulb not lighting up.

3. Inadequate coil design: The coil of wire itself may not be designed optimally for efficient induction. Factors such as the number of turns, wire gauge, and coil size can affect the induction process. If the coil is not constructed properly, it may hinder the generation of sufficient current to illuminate the LED bulb.

4. Insufficient voltage or current: Even if there is some induction occurring, the voltage or current generated in the coil may not be enough to power the LED bulb. LEDs typically require a specific voltage and current range to operate correctly, and if the generated electrical energy falls below these thresholds, the LED may not shine.

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Answer: A.

Nuclear engineers are concerned with the design, construction, and operation of nuclear reactors; nuclear

chemists study nuclear reactions, radioactive elements, and nuclear power.

Explanation:

Engineers are always concerned about the design, research, maintenance and construction e.t.c

While a chemist also do research and deal with chemical reactions.

To differentiate the difference between the focus of a nuclear engineer and the job of a nuclear chemist, option A is the best answer for this which says:

Nuclear engineers are concerned with the design, construction, and operation of nuclear reactors; nuclear

chemists study nuclear reactions, radioactive elements, and nuclear power.

Answer:

Nuclear engineers are concerned with the design, construction, and operation of nuclear reactors; nuclear chemists study nuclear reactions, radioactive elements, and nuclear power.

Explanation: got it right on test

The arrow leaves the bow at a speed of 40.47 m/s.

When the arrow is released from its bow, the arrow will move and accelerate. Newton's second law of motion applies to the arrow. The formula F = ma

\(a \:=\: \frac{F}{m}\)

\(a \:=\: \frac{89.0}{0.0850}\)

a = 1,047.059 m/s²

When the object has acceleration, the object will move in a non-uniform motion. The formula

v² = u² + 2ad

v² = 0² + (2×1,047.059×0.782)

v² = 1,637.6

\(v_t \:=\: \sqrt{1,637.6}\)

\(v_t\) = 40.47 m/s

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Answer:

The velocity when the ball hits the ground is obtained using v2. 2 = v1. 2 + 2 g Dy with v1=0 and Dy=h. Thus solving for v2 yields 17.1 m/s v2 = 2 g h =.

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Answer:

I e jofh ndoj eohe nc n very nic e

Hot molecules move faster than cold molecules because of their increased kinetic energy.

Kinetic energy is the energy of motion and is directly proportional to the temperature of the molecules. When the temperature of molecules increases, their kinetic energy also increases. This causes them to vibrate and move faster. In addition to this, when molecules are heated, they expand and become less dense. This increases the intermolecular space, which leads to faster movement of the molecules. Cold molecules, on the other hand, are more tightly packed, which results in slower movement. To sum up, hot molecules move faster than cold molecules because they have more kinetic energy, resulting in faster vibration and movement. They also have a larger intermolecular space which leads to faster motion.

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Answer:

lines?

Explanation:

Isallobars are lines that represent equal pressure change over a period of time, and high and low-pressure systems can be analyzed by studying the movement of these isallobars. The air pressure in an area is what drives the wind, and the movement of the wind moves air pressure systems, both high and low, from one location to another.

Isallobars are lines on a weather map that indicate the amount of pressure change that has taken place over a given amount of time. For example, if the pressure has decreased by 3 mb over a 6 hour period, an isallobar line would be drawn to indicate this. The isallobar lines are used to help meteorologists forecast the movement of high and low-pressure systems.

Isallobars show how much the atmospheric pressure has changed over time. They are drawn on weather maps to indicate how much the pressure has risen or fallen over a period of time. Isallobars depict pressure tendencies and therefore allow for the identification of regions where high and low-pressure systems will move. It is important to note that the general direction of isallobars is not necessarily the same as the wind direction.

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The results will give us the counterclockwise circulation and outward flux for the given vector field and triangle.

To find the counterclockwise circulation and outward flux for the given vector field F = (6y^2 - x^2)i - (x^2 + 6y^2)j using Green's Theorem, we will integrate over the region bounded by the triangle defined by y = 0, x = 3, and y = x.

First, let's calculate the counterclockwise circulation (also known as the line integral) of the vector field around the boundary of the triangle. Using Green's Theorem, the circulation can be obtained by integrating the dot product of the vector field and the tangent vector along the boundary curve.

The boundary curve consists of three line segments:

1. Along y = 0, x varies from 0 to 3.

2. Along x = 3, y varies from 0 to 3.

3. Along y = x, x varies from 3 to 0.

Evaluating the line integral along each segment and summing them up will give us the total counterclockwise circulation.

Next, let's calculate the outward flux of the vector field through the region enclosed by the triangle. The outward flux can be found by integrating the divergence of the vector field over the region.

Using the divergence formula, div(F) = ∂F_x/∂x + ∂F_y/∂y, we can calculate the divergence of the given vector field. After obtaining the divergence, we can integrate it over the region bounded by the triangle to find the outward flux.

Simplifying the results will give us the counterclockwise circulation and outward flux for the given vector field and triangle.

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Answer:

Topographic maps give the user the ability to view a three-dimensional landscape on a two-dimensional map. One who is able to read a topo map can identify the elevation and location of valleys, peaks, ridges, and other land features.

Explanation:hope this helps

I think that you need the gravitational acceleration of mercury

so we will use Newton's gravitational law :

gravitational acceleration = \(\frac{G * m}{r^{2} }\)

G is the gravitational constant = G = 6.673×10^-11 N m^2 kg^-2

after substitution :

6.673×10^-11 * 3.2x10^23 / (2.43x10^6)^2

using calculator :

gravitational acceleration of mercury = 3.61625 m/s^2

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Among the following options, Enterprise Resource Planning (ERP) is the type of ES frequently used to support operational procurement activities.

ERP or Enterprise Resource Planning is a software application that an organization uses to manage its business processes. It integrates various departments, such as finance, HR, inventory, and procurement, into a single system and streamlines communication between them. This assists firms in effectively utilizing resources and achieving their objectives.

ERP system is frequently used to support operational procurement activities because it can help in coordinating the purchasing process from start to finish. It also automates many activities such as generating purchase orders, tracking shipments, recording receipts, and paying invoices.

Thus, it can increase the efficiency and accuracy of procurement processes, reducing the need for manual intervention.

Therefore, the correct answer is A) ERP.

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Answer:

Hooke’s law can be applied to all materials which come back to original shape upon withdrawal of the load. It is applicable to all materials which follow the linearity of stress and strain in the elastic limit. Any object made of steel or aluminum or any other metals that follows the stress-strain linearity in the elastic zone uses Hooke’s law.

Explanation:

Answer:

No.

Materials which obeys Hook's law are called elastic material.

Elastic material are material which return to their original shape and size after force deforming them is removed.

150 kJ of energy was given out over the course of the reaction and 200kJ is required for the reactants to be converted into products.

We know that the combination of the reactants is what leads to the formation of products. The interaction of the reactants and the products is what is shown on the potential energy curve. The hump at the highest point of the graph is the activation energy while the difference between the energy of the reactant and the products is the enthalpy of the reaction.

Now; the enthalpy change is given as;

ΔH = 200 kJ - 50 kJ = 150 kJ

Ea = 250 kJ - 50 kJ = 200kJ

We can see that 150 kJ of energy was given out over the course of the reaction and 200kJ is required for the reactants to be converted into products.

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To achieve an AMAT of 2 cycles with a hit time of 1 cycle and a miss penalty of 100 cycles, the miss rate should be 0.98%.

What is Cycle?

In the context of computer systems, a cycle refers to one clock cycle, which is the time it takes for one complete pulse of the system clock. The system clock synchronizes the operations of the processor and other components in the computer system, and each instruction or operation typically requires multiple clock cycles to complete.

Given that hit time is 1 cycle, miss penalty is 100 cycles, and the average memory access time (AMAT) should be 2 cycles. We can use the formula for AMAT:

AMAT = Hit time + Miss rate * Miss penalty

2 = 1 + Miss rate * 100

Miss rate = (2-1)/100 = 0.01 = 0.98%

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Answer:

A.

Explanation:

You need to imagine how the volcano erupts to know how the volcano works.

Answer:

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Answer:

space

Explanation:

I got it right on E d i n u i t y

A space telescope called the Hubble was put into low-Earth orbit. Therefore, Hubble telescope is located in space.

A space telescope called the Hubble was put into low-Earth orbit around 1990 and continues to be in use today. Although it wasn't the initial space telescope, it is one of the biggest and most useful ones. It is famous for being both an essential scientific instrument and a public relations success for astronomy.

One of NASA's Big Observatories, the Hubble telescope being dedicated after astronomer Edwin Hubble. Hubble's targets are chosen by the Space Telescope Scientific Institute, which also handles the data processing, while the spacecraft is managed by the Goddard Space Flight Center at NASA. Hubble telescope is located in space.

Therefore, Hubble telescope is located in space.

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It is imperative that the system-grounded conductors remain buried and is denoted as option D.

This is referred as a substance which allows electricity and heat to flow through it and examples include metals.

These conductors have to be buried so as to prevent the risk of contact and electrocution of individuals thereby making it a safe method.

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Constellation is a group of stars that appears to form a pattern or picture. Some of the constellations include Orion, Taurus, Canis Major etc.

Orion is located on the celestial equator and it can be seen throughout the world. This constellation is named after the hunter, in Greek mythology. It is one of the most obvious and recognizable constellations in the sky. Orion is most visible in the evening sky from January to April, during winter season in the Northern Hemisphere, and summer season in the Southern Hemisphere. In the tropics, the constellation moves at the zenith. Orion is bordered by Taurus to the northwest, and by other constellations in other directions.

Taurus is one of the constellations of the 12 zodiac signs. It is a large and prominent constellation in the Northern Hemisphere during winter. It is one of the oldest constellations. The International Astronomical Union gave a three-letter abbreviation for the constellation, as "Tau". During late November-early December, Taurus occupies a furthest point from the Sun and is visible the entire night. By late March, it sets at sunset and completely disappears behind the Sun's glare from May to July.

Canis Major is a constellation in the southern celestial hemisphere. It is a Latin name, which means 'greater dog' in contrast to 'Canis Minor' meaning 'lesser dog'. These both figures are commonly represented as following the constellation of Orion, the hunter, through the sky. Canis Major contains Sirius, the brightest star in the night sky, known as the "dog star". It is bright because of its proximity to the Solar System.

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Answer:

a=4m/s2

Explanation:

The rotational kinetic energy has decreased by \(1.4175 kg.m^2/s^2\). To find the final rotational kinetic energy of the rotating disk, we can use the formula for rotational kinetic energy:

Rotational kinetic energy = (1/2) * (moment of inertia) *\( (angular velocity)^2\)
First, we need to find the moment of inertia of the rotating disk. For a solid disk, the moment of inertia is given by the formula:

Moment of inertia = (1/2) * (mass) *\( (radius)^2\)
Substituting the given values:
Moment of inertia = (1/2) * (0.7 kg) * \((0.1 m)^2\)
Moment of inertia = \(0.035 kg.m^2/\(

Next, we need to find the final angular velocity of the rotating disk. Given that the rotation rate decreases by 20%, the final angular velocity will be 80% of the initial angular velocity.
Final angular velocity = 0.8 * 15 rev/s
Final angular velocity = 12 rev/s

Now we can calculate the final rotational kinetic energy using the formula:
Rotational kinetic energy = (1/2) *\( (moment of inertia) * (angular velocity)^2\)
Final rotational kinetic energy = (1/2) *\( (0.035 kg.m^2) * (12 rev/s)^2\)
Simplifying the equation:

Final rotational kinetic energy = 0.5 * 0.035 *\( (12^2) kg\(.\(m^2/s^2\)
Final rotational kinetic energy = 0.5 * 0.035 * 144 kg.\(m^2/s^2\)
Final rotational kinetic energy = 2.52 kg.\(m^2/s^2\)
So, the final rotational kinetic energy of the rotating disk is 2.52 kg.\(m^2/s^2\)
To find how much the rotational kinetic energy has decreased, we can subtract the final rotational kinetic energy from the initial rotational kinetic energy.

Initial rotational kinetic energy = \((1/2) * (moment of inertia) * (initial angular velocity)^2\)
Initial rotational kinetic energy = \((1/2) * (0.035 kg.m^2) * (15 rev/s)^2\)
Simplifying the equation:
Initial rotational kinetic energy = \(0.5 * 0.035 * (15^2) kg.m^2/s^2\)
Initial rotational kinetic energy = \(0.5 * 0.035 * 225 kg.m^2/s^2\)
Initial rotational kinetic energy = \(3.9375 kg.m^2/s^2\)

Rotational kinetic energy decrease = Initial rotational kinetic energy - Final rotational kinetic energy
Rotational kinetic energy decrease = \(3.9375 kg.m^2/s^2 - 2.52 kg.m^2/s^2\)
Rotational kinetic energy decrease = \(1.4175 kg.m^2/s^2\)

Therefore, the rotational kinetic energy has decreased by \(1.4175 kg.m^2/s^2\).

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Answer:

In the same way that velocity is the rate of change of displacement, acceleration is the rate of change of velocity. In other words, whenever a car increases its velocity, it is said to be accelerating and whenever it is slowing down, it is said to be decelerating.

Acceleration is a measure of how quickly the velocity of an object changes. So, the acceleration is the change in the velocity, divided by the time. ... The units for acceleration are meters per second squared (m/s2).

We have that if control rods were not used in nuclear reactors, the following might occur

but we shall look into what  control rods functions are

The main function of control rods has its place in a nuclear reactor and is used in the the fission rate control of reactor elements

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