what are the factors that affect orbital velocity

Answer:

What is NUCLEAR POWER?

➡️ is the use of nuclear reactions to produce electricity.

➡️ it can be obtained from nuclear fission, nuclear decay and nuclear fusion reactions.

Hope it helps

Answer:

Cloth:

It is an insulator since it can't let electricity pass through

Dry Wood:

It is an insulator and can't conduct electricity.

Tap Water:

It is a good conductor as it contains dissolved salts.

Glass:

It is an insulator since it can't let electricity pass through.

To prove that rock layers in one area match rock layers found in another area, geologists use the principles of stratigraphy, including fossil, lithologic, and chemical correlation techniques.

One way to prove that rock layers in one area match rock layers found in another area is by using the principle of stratigraphy, which is the study of rock layers (strata) and their relationships. Geologists can use several techniques to correlate rock layers between different locations, including:

Fossil correlation: If a particular fossil is found in two different rock layers at different locations, it is a good indicator that the layers are of the same age. This is because certain fossils only existed during specific time periods, and so if the same fossil is found in two different rock layers, it can be inferred that those layers were deposited during the same time period.

Lithologic correlation: Rocks can have unique characteristics that allow geologists to match them to other rocks of the same type. For example, sandstone can have unique grain sizes or shapes that can help identify it as coming from a specific location.

Chemical correlation: Some rocks have unique chemical compositions that can be used to match them to other rocks of the same type. For example, volcanic rocks can have unique isotopic signatures that can help identify them as coming from a specific volcano.

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Answer:

It would result an a negatice answer.

Explanation:

The accelarion should be pulled as a kite not a box :) columbus said that musical stuff no just no

Hope this helps!!

       - Katty queen

Answer:

0.463 m/s^2

Explanation:

I calculated the answer using my

All the statements are true regarding a conductor in electrostatic equilibrium.

The correct answer: A, B and C.

In addition to the three statements that are true regarding a conductor in electrostatic equilibrium, there are a few other important facts to consider when dealing with electric fields. In an electrostatic field, the electric field lines are always perpendicular to the surface of the conductor. This means that any unbalanced charge on a conductor's surface must produce an electric field that is also perpendicular to the surface.

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Answer:

this frequency is in the near UV range

Explanation:

The accelerated movement of a charge creates an electromagnetic wave, the speed of the wave is the speed of light

         c = λ f

the emitted frequency is f = 10⁶ 10⁹ Hz = 10¹⁵5 hz,

light of this frequency is in the near UV range

Answer:

gravity

Explanation:

The pull of Earth's gravity keeps the Moon in orbit; the moon is constantly changing direction because of gravity.

To determine the number of electrons that pass through a radio receiver's circuit, we must first understand a few concepts. Current is the flow of electric charge through a conductor. A conductor is a material that allows electrons to move through it easily.

To determine the number of electrons that pass through a radio receiver's circuit, we must first understand a few concepts. Current is the flow of electric charge through a conductor. A conductor is a material that allows electrons to move through it easily. A microampere is a unit of electrical current that is equal to one millionth of an ampere. The symbol for a microampere is μA. The time it takes for an event to occur is referred to as time. A microsecond is one millionth of a second.

To calculate the number of electrons, we must first convert the current to the amount of charge that passes through the circuit in one second (1 microsecond is one millionth of a second). To do so, we'll use the equation: Q = I x t,

where Q is the amount of charge (in coulombs), I is the current (in amperes), and t is the time (in seconds).

We can convert the current of 1.0 microamp to amperes by dividing by one million, or 1.0 x 10^-6.

Therefore, I = 1.0 x 10^-6 Amps

To find Q, we'll use the equation: Q = I x t = (1.0 x 10^-6) x (1.0 x 10^-6) = 1.0 x 10^-12 Coulombs

The number of electrons passing through the circuit is calculated by dividing the charge by the charge of an electron. To do so, we'll use the equation: N = Q / e,

where N is the number of electrons and e is the charge of an electron (1.6 x 10^-19 Coulombs).

Therefore, N = (1.0 x 10^-12) / (1.6 x 10^-19) = 6.25 x 10^6

The answer is 6.25 x 10^6 electrons.

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ANSWER:

True

STEP-BY-STEP EXPLANATION:

Moment depends on force and angular momentum depends on torque. Which means that if the statement is fulfilled.

Answer: Because of the friction force acting directly on the bag.

Explanation:

The function of the wheels is diminish the effect of the friction force, when the friction pulls back, it makes the wheel rotate, and this force is not applied directly on the bag.

Now the wheels are not working, so now the friction is acting directly on the bag, this is why the mand finds more difficult to drag the bag.

Neglecting gravity, just one force—directed toward the circular motion's center—is applied to the whirling can. This force is centripetal.

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Answer:

melting polar icecaps seems the best, hopes this helps!

Answer:

For example, when you jump, your legs apply a force to the ground, and the ground applies and equal and opposite reaction force that propels you into the air. Engineers apply Newton's third law when designing rockets and other projectile devices.

Explanation:

First solve for time to fall using: = √2 ∶ 2(9) = 1.35. Then solve for velocity √9.8

2

2

using: = ∶ 9.8 2 ∗ 1.35 =13.23 m/s The performer’s velocity is 13.2 m/s

at the bottom of the swing.

Explanation:

Using the tabulated data and forward difference numerical differentiation, the shear stress distribution in the fluid can be determined.

To calculate the shear stress distribution using forward difference numerical differentiation, we need the velocity data at various points between the plates. However, the given information does not provide any velocity measurements. Without velocity data, it is not possible to determine the shear stress distribution.

If you have the velocity data, please provide it so that I can assist you further in calculating the shear stress distribution using the forward difference numerical differentiation method.

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Answer:

36400N

Explanation:

f =9100×4

f=36400N

According to the question the speed of pulse is = 0.33m/s

Velocity is the pace and direction of either an object's movement, whereas speed is now the time rate which an object is travelling along a path. In other words, velocity is a vector, whereas speed would be a scalar value. If you determine how far an object travels in a certain amount of time, you can calculate its speed.For instance, an automobile is moving at a pace of 70 miles per hour if it covers 70 miles in an hour .

The equation for speed can be obtained by simply dividing time by distance.

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The magnitude of the acceleration of the slider blocks in prob. 12-172 when θ = 150 degrees is dependent on the specific problem and cannot be determined without additional information.

To determine the magnitude of the acceleration of the slider blocks in prob. 12-172 when θ = 150 degrees, we need more details about the problem. The magnitude of acceleration can vary based on factors such as the masses of the blocks, the coefficient of friction, and the forces acting on the system.

In general, when two blocks are connected and placed on an inclined plane, the acceleration can be determined by analyzing the forces acting on the system. These forces typically include the force of gravity, the normal force, and the force of friction if applicable.

The force of gravity can be decomposed into two components: one parallel to the incline and one perpendicular to it. The component parallel to the incline contributes to the acceleration, while the perpendicular component is counteracted by the normal force. The force of friction, if present, also opposes the motion and affects the acceleration.

Without specific information about the problem, such as the masses of the blocks, the coefficients of friction, and the forces involved, it is not possible to calculate the exact magnitude of acceleration when θ = 150 degrees.

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Answer:

Third option: "A nucleus collides with a neutron and splits, releasing energy."

Explanation:

When nucleus that collides with a neutron splits (fission) releases energy in the process. This is a case of fission.

This is how a fission nuclear reactor works.

Answer:

It be C

Explanation:

Right on edg

The given scenario describes a cylindrical insulator placed within an infinitely long hollow cylindrical conductor. The cylinders are coaxial, meaning they share the same axis. The conductor is neutral, which means it has an equal number of positive and negative charges, resulting in no net charge.

The conductor has an inner radius of 2 units and an outer radius of 3 units. The insulator is positioned within the conductor.

Since the conductor is neutral, there are equal amounts of positive and negative charges distributed throughout its structure. These charges distribute themselves uniformly on the outer surface of the conductor.

As for the insulator, it does not allow the flow of electric charges. Therefore, it remains electrically neutral, meaning it does not gain or lose charges.

In summary, the conductor in this scenario remains neutral as it has equal amounts of positive and negative charges on its outer surface. The insulator within the conductor does not interact with the charges and remains neutral.

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Answer: A) 45.5N b) 34.6N

Explanation:

Given the following :

Mass of block A(m1) = 5kg

Mass of block B (m2) = 6kg

Angle of incline (Θ) = 45°

Force pulling the down the incline = m1×a×sinΘ

Tension (T) = (m2×a) - (m2)×g

Where g = acceleration due to gravity

a = acceleration

Net force = (5×9.8×sin45°) - (6×9.8)

Net force = 34.648232 - 58.8

The net force acting on the body = 24.4N

Therefore,

Acceleration, a = Net force/ total mass

a = 24.4 / (6+5)

a = 2.22ms^-2

T = (m2 ×g) - (m2×a)

T = (6 × 9.8) - (6 × 2.22)

T = 58.8 - 13.32

T = 45.48

T = 45.5N

B) Normal reaction:

Horizontal component:

m1gCosΘ = 5 × 9.8 × cos45°

= 5 × 9.8 × 0.7071067

= 34.648232

= 34.6N

The tension on the string is 45.62N and the normal force is 34.65N

Data;

Taking the two mass into consideration

for the 6kg mass

\(6g - 6a\)

for the 5kg mass

\(5gsin45 + 5a\\\)

Equating the tension in both equations

\(6g - 6a = 5gsin45 + 5a\)

Let's solve for a

\(6a + 5a = 6g - 5gsin45\\11a = 6g - 5gsin45\\a = \frac{6g - 5gsin45}{11}\\ a = \frac{6* 9.8 - 5*9.8*sin45}{11}\\ a = 2.1956 m/s^2\\T = 6g - 6a\\T = 6*9.8 - 6*2.1956\\T = 45.62N\)

b)

The normal force on the 5kg block.

The normal force on the 5kg block can be calculated as

\(N = 5 * 9.8 cos 45 = 34.65N\)

The tension on the string is 45.62N and the normal force is 34.65N

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Answer:

\(q / q_{1} = 2\), assuming that \(q_{1}\) and \((q - q_{1})\) are point charges.

Explanation:

Let \(k\) denote the coulomb constant. Let \(r\) denote the distance between the two point charges. In this question, neither \(k\) and \(r\) depend on the value of \(q_{1}\).

By Coulomb's Law, the magnitude of electrostatic force between \(q_{1}\) and \((q - q_{1})\) would be:

\(\begin{aligned}F &= \frac{k\, q_{1}\, (q - q_{1})}{r^{2}} \\ &= \frac{k}{r^{2}}\, (q\, q_{1} - {q_{1}}^{2})\end{aligned}\).

Find the first and second derivative of \(F\) with respect to \(q_{1}\). (Note that \(0 < q_{1} < q\).)

First derivative:

\(\begin{aligned}\frac{d}{d q_{1}}[F] &= \frac{d}{d q_{1}} \left[\frac{k}{r^{2}}\, (q\, q_{1} - {q_{1}}^{2})\right] \\ &= \frac{k}{r^{2}}\, \left[\frac{d}{d q_{1}} [q\, q_{1}] - \frac{d}{d q_{1}}[{q_{1}}^{2}]\right]\\ &= \frac{k}{r^{2}}\, (q - 2\, q_{1})\end{aligned}\).

Second derivative:

\(\begin{aligned}\frac{d^{2}}{{d q_{1}}^{2}}[F] &= \frac{d}{d q_{1}} \left[\frac{k}{r^{2}}\, (q - 2\, q_{1})\right] \\ &= \frac{(-2)\, k}{r^{2}}\end{aligned}\).

The value of the coulomb constant \(k\) is greater than \(0\). Thus, the value of the second derivative of \(F\) with respect to \(q_{1}\) would be negative for all real \(r\). \(F\!\) would be convex over all \(q_{1}\).

By the convexity of \(\! F\) with respect to \(\! q_{1} \!\), there would be a unique \(q_{1}\) that globally maximizes \(F\). The first derivative of \(F\!\) with respect to \(q_{1}\!\) should be \(0\) for that particular \(\! q_{1}\). In other words:

\(\displaystyle \frac{k}{r^{2}}\, (q - 2\, q_{1}) = 0\).

\(2\, q_{1} = q\).

\(q_{1} = q / 2\).

In other words, the force between the two point charges would be maximized when the charge is evenly split:

\(\begin{aligned} \frac{q}{q_{1}} &= \frac{q}{q / 2} = 2\end{aligned}\).

Gasoline weighs approximately 6.073 pounds per gallon.

This can vary slightly depending on the temperature and pressure conditions, as well as the specific type of gasoline being measured. However, for most practical purposes, 6.073 pounds per gallon is a good estimate for the weight of gasoline.

It is important to note that gasoline is less dense than water, which is why it weighs less than a gallon of water (which weighs 8.34 pounds per gallon). This difference in density is one of the reasons why gasoline floats on top of water, rather than mixing with it.

So, gasoline weighs approximately 6.073 pounds per gallon, but this can vary slightly depending on the specific conditions and type of gasoline being measured.

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The total quantity of energy in the universe never changes is the correct statement which describes the law of conservation of energy.

Energy can only change from one form to another; it cannot be created or destroyed. As a result, the universe's overall energy level remains constant. The wax's chemical energy is transformed into light and heat energy when we burn a candle, and the same phenomena occur.

The universe has a fixed amount of energy and matter, which was created in the enigmatic big bang. Even though the actual amount doesn't change, over time this spreads out more and more and becomes less and less useful.

It can be demonstrated that the negative gravitational energy precisely cancels out the positive energy represented by matter in the case of an almost uniformly distributed universe. The universe as a whole therefore has no energy.

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Answer:

H = 1/2 g t^2          time for ball to fall vertical distance H

t = (2 * 96 / 9.8)^1/2 = 4.43 sec      time for ball to fall 96 m

Vy = a t = 9.80 m/s^2 * 4.43 s = 43.4 m/s     vertical speed of ball when it reaches the ground

If the ball traveled 79 m horizontally then

Vx =79 m / 4.43 s = 17.8 m/s       horizontal speed of ball

V = (Vx^2 + Vy^2)^1/2       total speed of ball

V = (43.4^2 + 17.8^2)^1/2 = 46.9 m/s

Answer:

D. Frequency

Explanation:

The energy of an  electromagnetic wave is proportional to frequency, mathematically it is expressed as;

E ∝ f

E = hf

where;

h is Planck's constant = 6.626 x 10⁻³⁴ Js

The equation above can also be expanded to;

\(E = hf = h \frac{c}{\lambda}\)

where;

c is speed of light = 3 x 10⁸ m/s

λ is the wavelength of the electromagnetic wave

Since the speed of light is constant, we can conclude that the energy of the electromagnetic wave is directly proportional to its frequency and inversely proportional to its wavelength.

Therefore, the correct option for direct proportionality is FREQUENCY

The purpose of the focusing cup in an electron gun is to D: keep the electrons together.

The focusing cup is an electrode that is positioned near the filament and is negatively charged. It creates an electric field that converges the electrons emitted from the filament, directing them into a tight beam. This helps to maintain the electrons' energy and direction, which is important for applications such as electron microscopy, where a focused beam of electrons is required to produce high-resolution images.

By keeping the electrons together, the focusing cup helps to improve the quality of the electron beam, making it more useful for various applications.

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The centripetal force that keeps the child moving in an arc is b. the tension in the rope.

Centripetal force is the force that keeps an object moving in a circular path. In the case of a child swinging on a rope, the tension in the rope provides the centripetal force that keeps the child moving in an arc. The tension in the rope pulls the child towards the center of the circular path, preventing them from flying off in a straight line.

The other options are not correct because:
- Gravitational acceleration (option A) is the force that pulls objects towards the center of the Earth, but it does not provide the centripetal force in this case.
- The height of the tree (option C) does not provide any force on the child.
- The weight of the child (option D) is the force of gravity acting on the child, but it does not provide the centripetal force in this case.

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