What is the relation of Fitt and training principles?

The forward force of the car, given that is has a weight of 1302 kg and accelerating forward at a rate of 4 m/s² is 5208 N

We know that acceleration and force are related according to the following equation:

Force (F) = mass (m) × acceleration (a)

With the above formula, we can determine the forward force of the car. Details below

The following data were obtained from the question:

Forward force = mass × acceleration

Forward force = 1302 × 4

Forward force = 5208 N

Thus, the forward force is 5208 N

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In a a camera equipped with a 55-mm-focal-length lens, what is the object distance if the image height equals the object height.The object is effectively located at an infinite distance from the camera lens.

To determine the object distance in this scenario, where the image height equals the object height, we can use the lens formula:

1/f = 1/d_o + 1/d_i

Where:

f is the focal length of the lens,

d_o is the object distance,

and d_i is the image distance.

Given that the focal length (f) is 55 mm, and the image height (h_i) equals the object height (h_o), we can assume that the image distance (d_i) is equal to the focal length (f) due to the nature of the scenario.

Substituting the known values into the lens formula, we have:

1/55 = 1/d_o + 1/55

Simplifying the equation, we get:

1/d_o = 1/55 - 1/55

1/d_o = 0

Since the equation results in 0, it implies that the object distance (d_o) is at infinity in this scenario. The object is effectively located at an infinite distance from the camera lens.

As for the distance between the object and the image on the film, it is not possible to determine it precisely without additional information, such as the specific type of camera and the positioning of the film plane relative to the lens. However, in typical camera setups, the image on the film is formed when the object is located at the focal point of the lens or at a significant distance from the lens, resulting in a sharp image on the film plane.

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Answer:

REVENGE

Explanation:

HAHAAHAHAAHAHAHA

Answer:

Radiant and thermal

Explanation:

Electrical and thermal don't make sense because you are not using electricity to light the match. Radiant and nuclear is not right because you are not using nuclear energy to light the match. Nuclear and kinetic isn't right because you are using kinetic and you are not using nuclear energy.

Answer:

answer is B. thermal and radiant

Explanation:

just got it right on edge

Answer:

hola

Explanation:

jffkbjkcvncncjcncjcjchchchcjcjcjcjcjckgmndjekbm hdfstfm mvndbfncn bdhwhgmvmch

The net gravitational force acting on an object situated on this line segment is greatest at a distance of 119.5 thousand miles from the center of the earth.

If an imaginary line segment is drawn between the centers of the earth and the moon, then the net gravitational force F acting on an object situated on this line segment is given by F=(-K)/(x^(2))+(0.012K)/((239-x)^(2)) thousand miles, where K is a constant of proportionality that depends on the masses of the earth and moon, and x is the distance in thousands of miles from the center of the earth to the object.

The gravitational force acting on an object situated on this line segment is determined by the distances of the object from the centers of the earth and moon.

As the object moves away from the earth and closer to the moon, the gravitational force increases, and as it moves closer to the earth and farther from the moon, the gravitational force decreases.

The net gravitational force acting on an object situated on this line segment is the sum of the gravitational forces due to the earth and moon.

Since the gravitational force due to the earth is inversely proportional to the square of the distance from the center of the earth, while the gravitational force due to the moon is inversely proportional to the square of the distance from the center of the moon, the net gravitational force is given by the equation F=(-K)/(x^(2))+(0.012K)/((239-x)^(2)) thousand miles.The maximum value of the net gravitational force occurs at x=119.5 thousand miles.

At this distance, the net gravitational force is F=0.036K thousand miles.

As the object moves away from this distance, the net gravitational force decreases, and as it moves closer to this distance, the net gravitational force increases.

Thus, At a distance of 119.5 thousand miles from the earth's centre, the net gravitational force exerted on an item along this line segment is the strongest.

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The melting point of a substance is the temperature at which the substance changes its phase from solid to liquid.

The freezing point is the temperature at which the substance changes its phase from liquid to solid.

The melting point of a substance is the same as the freezing point. That is when the temperature of the substance in the liquid form is increased continuously, the temperature at which the substance turns into a solid is equal to the temperature at which the substance will turn into liquid from solid if the temperature is decreased continuously, from a higher temperature.

The 70% Hydrogen, 28% Helium, 2% heavier elements. the interstellar medium in our region of the Milky Way consists of

What is interstellar?

Interstellar is a 2014 science fiction film directed, co-written, and co-produced by Christopher Nolan. The movie follows a team of astronauts who travel through a wormhole in search of a new home for humanity.

The cast includes Matthew McConaughey, Anne Hathaway, Jessica Chastain, and Michael Caine. The film was a major commercial success, grossing over $677 million worldwide, and was nominated for five Academy Awards. Interstellar has been praised for its realistic depiction of space exploration, its innovative visual effects, and its emotional story.

The interstellar medium in our region of the Milky Way is composed of mostly hydrogen (about 70%) and helium (about 28%), with the remaining 2% consisting of heavier elements, such as carbon, nitrogen, oxygen, and dust.

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1) The direction it points depends on the direction of the electric current in the wires.

2) The magnetic field lines in the region would form circles around each individual wire carrying current.

3) This is because of the right-hand rule

The magnetic field produced by the electric current forms a circular magnetic field around the wire in accordance with the right-hand rule, which is applicable to conventional current flow.

The current's flow direction determines the direction of the magnetic field lines. The curled fingers of your right hand, which is holding the wire with your thumb pointing in the direction of the current flow, would point in the direction of the magnetic field.

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Answer: A. Digital images can be easily removed from a storage device or lost

Explanation:

I solved it in study island ( sometimes you need to have trust)

The y-intercept of the lens represents the focal length of the lens.

The y-intercept of a lens refers to the point where the incident rays, parallel to the principal axis, converge or appear to diverge after passing through the lens. In other words, it represents the distance from the lens to the focal point.

When an object is placed between the focal point and the lens, a specific type of image is produced. This situation is known as an object placed in front of a converging lens. The characteristics of the image formed in this case are as follows:

1. Type: The image is virtual, meaning it cannot be projected onto a screen. It can only be seen when looking through the lens.

2. Orientation: The image is upright. It appears in the same orientation as the object.

3. Size: The image is magnified compared to the object. It is larger in size.

These three characteristics hold true when the object is positioned between the focal point and the lens. It is important to note that the specific values of the image's size and magnification would depend on the specific distance of the object from the lens and the focal length of the lens.

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Answer:

The formula for calculating the length change due to a temperature change is:

ΔL = α * L * ΔT

where α is the linear expansivity, L is the original length of the bar, and ΔT is the change in temperature.

So in this case, the length change of each bar would be:

ΔL = 1.0 x 10^-5 K^-1 * 3m * (40°C - 28°C)

Converting the temperatures to Kelvin (28°C = 28 + 273 = 301 K and 40°C = 40 + 273 = 313 K), we get:

ΔL = 1.0 x 10^-5 K^-1 * 3m * (313 K - 301 K)

ΔL = 1.0 x 10^-5 * 3 * 12

ΔL = 0.00036 m

So each bar will increase in length by approximately 0.00036 meters when the temperature changes from 28°C to 40°C. To allow for this increase in length, a safety gap of 0.00036 meters should be left between each bar.

Answer:

Acceleration (b) not sure tho

Explanation:

If a  running back with a mass of 70 kg and a speed of 9 m/s collides , then speed of tackle before the collision is 6 m/s .

Let the speed of the defensive tackle before the collision be = v .

The momentum of the system before the collision is given by the momentum of the running back,

⇒ that is ; 70 × 9 = 630 Kgm/s , and

the momentum of the tackle is , (-105 kg) × (v m/s)  ;

After the collision, the momentum of the system must be zero, so the momentum before the collision must equal the momentum after the collision ;

⇒ (70 × 9) + (-105 × v) = 0  ;

Solving for v, we get ;

⇒ v = 630/105 = 6 m/s

Therefore , the defensive tackle must be going 6 m/s in the opposite direction before the collision for the two players to come to a stop after the collision.

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What would happen as time goes on is that the object would continue moving along a straight line.

The statement of the Newton's law would draw our minds to the law of inertia. This implies that an object that is at rest would continue to be at rest unless it is acted upon by an unbalanced force.

We also know that if an object is in motion, the object would continue to be in motion unless the object is acted upon by an external force. With this said, we are told in the question that an object is on Earth, moving at speed of 50 m/s, and all the forces on it are perfectly balanced, and stay perfectly balanced.

Given the fact that all the forces that are acting on it are perfectly balanced, we would expect that the object would have to continue to move in the forward direction.

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Answer:

20 kg

More force required after placing weight in trunk to accelerate the trunk than before when the trunk is empty.

Explanation:

We are given that

Mass of empty trunk, m=10 kg

Mass of a weight, m'=10 kg

We have to find the total mass after placing weight in trunk and how will this affect the force needed to accelerate the trunk.

Total mass =m+m'

Total mass=10+10=20 kg

We know that

Force, F=ma

Force is directly proportional to mass.

When we placed weight in trunk then the mass of trunk increases .Therefore, now more force required to accelerate the trunk than before when the trunk is empty.

Explanation:

7.56 × 10^5 kilometers per hour / 1.600 x 10^3 kilometers per hour=

    4.78 x 10^2  =  478  =  about 500

Answer:

is suppoesd to say after 20 yrs

Explanation:

On a magnetic drive, the most common sector size is 512 bytes.

On a magnetic drive, the most common sector size is 512 bytes. This is the standard sector size used by most hard disk drives and is also commonly referred to as the "512-byte sector format." However, with the advent of newer technologies such as solid-state drives (SSDs), sector sizes of 4 KB and 16 KB are becoming more common due to their improved performance and efficiency.

In most computer systems, a byte is a unit of data that is eight binary digits long. A byte is the unit most computers use to represent a character such as a letter, number, or typographic symbol. Each byte can hold a string of bits that need to be used in a larger unit for application purposes.

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Answer:

\(a=6\ m/s^2\)

Explanation:

Initial speed of a cat, u = 2m/s

It takes the cat 3 s to reach a top speed of 20 m/s.

We need to find the cat's rate of acceleration during this time. Acceleration is equal to the rate of change of velocity. So,

\(a=\dfrac{v-u}{t}\\\\a=\dfrac{20-2}{3}\\\\a=6\ m/s^2\)

So, the acceleration of the cat is \(6\ m/s^2\).

Given,

The initial frequency of the heartbeat, f₁=1.45 Hz

The increased heartbeat, f₂=1.55 Hz

The frequency of the heartbeat can be described as the number of occurence of the heartbeat per second. That is every second, the heart beats 1.45 times.

(a)

Thus for a minute, the number of the heartbeats is,

Thus 87 beats occur for a minute.

(b)The increase in the frequency of the heartbeat implies the increase in the number of the heartbeat for every second. And hence the beats in a minute increase when the frequency of the heartbeat increases.

(c)

The number of the beats per minute after the increase of the frequency is,

Thus after the increase in the frequency, 93 beats occur in a minute.

The vast majority of the natural gas produced in the US comes from domestic sources.

According to the U.S. Energy Information Administration (EIA), in 2020, about 96% of the natural gas consumed in the United States was produced domestically.

The top natural gas-producing states in the U.S. are Texas, Pennsylvania, and Oklahoma. Other significant natural gas-producing states include Louisiana, Wyoming, Colorado, New Mexico, and Ohio. The natural gas produced in these states is used both domestically and exported to other countries.

The natural gas industry has expanded rapidly in recent years due to advances in drilling technology, such as hydraulic fracturing or "fracking," which has made it possible to extract natural gas from previously inaccessible shale formations. As a result, the U.S. has become a major producer and exporter of natural gas, helping to increase energy security and reduce dependence on foreign sources of energy.

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Answer: the process by which businesses or other organizations develop international influence or start operating on an international scale.

Explanation:

Answer:

Globalization is the free movement of goods, services and people across the world in a seamless and integrated manner. Globalization can be thought of to be the result of the opening up of the global economy and the concomitant increase in trade between nations.

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Subduction zones are associated with convergent boundaries.

option C is the correct answer.

Subduction zones are plate tectonic boundaries where two plates converge or meet together, and one plate is pushed below the other plate due to underlying forces.

The following are characteristics of subduction zones;

Subduction zones is usually associated with some geo-hazards, such as;

Thus, we can conclude that the main feature or characteristics of subduction zones is convergent boundaries resulting from the convergent plates.

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The momentum of the probe after the retrorocket ceases to fire is 9.9 * 10^7 Kg m/s

We know that the momentum of an object has to do with the product of the mass and the velocity of an object. The momentum of an object is a vector quantity and the direction of the momentum is the direction of the velocity of the object that is in motion.

According to the Newton second law of motion, we know that the rate of change of the momentum is equal to the impressed force that is acting on the body.

We know that;

\(F_{t}\) = \(p_{f}\) -\(p_{i}\)

F = force

t = time taken

\(p_{f}\)= final velocity

\(p_{i}\) = initial velocity

\(p_{f}\) = \(F_{t}\)  + -\(p_{i}\)

\(p_{f}\) = (2.0 * 10^6 * 12 s) + 7.5 * 10^7

\(p_{f}\)  = 2.4 * 10^7 + 7.5 * 10^7

\(p_{f}\)  = 9.9 * 10^7 Kg m/s

Hence, the momentum of the retrorocket is 9.9 * 10^7 Kg m/s.

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Missing parts;

A  space probe is traveling in outer space with a momentum that has a magnitude of  7.5 * 10^7 kgm/s. A retrorocket is fired to slow down the probe. It applies a force to the probe that has a magnitude of 2.0  * 10^6 N and a direction opposite to the probe's motion. It fires for a period of 12 s. Determine the momentum of the probe after the retrorocket ceases fire.

The acceleration of the car which is traveling at a steady speed of 75 m/s and its velocity changes to 95 m/s in 10 s is 2m/s2.

Given data as per the question is:

Initial velocity (u) as per the question is 75 m/s.

Final velocity (v) as per the question is 95 m/s.

Time given is 10s.

The formula to be used in the question is v=u+at

Substituting the value in the question.

95=75+(a)(10)

20=10a

a=2 m/s2

The acceleration of the car is 2 m/s2.

Acceleration is the term used in mechanics to describe the pace at which the velocity of an object varies over time. Acceleration is a vector quantity (in that they have magnitude and direction). The direction of an object's acceleration is determined by the direction of the net force acting on it.

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Saturn is the following planet or moon, and its atmosphere is primarily made of hydrogen with a small amount of methane.

The correct answer is B

The planet Saturn is incredibly large and its rings make it incredibly gorgeous. Amazing moons as Titan reside there as well. The Solar System's Saturn is arguably the most popular and stunning planet. Compared to the rings of other planets, Saturn's are much larger and easier to see.

Then, only a year ago, researchers found a second Earth-like planet around Proxima Centauri, one of our nearest nearby stars. The best option we now have for maintaining human life is this planet.

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The value of resistor R that gives the circuit in the figure a time constant of 22 μs is 220 Ω.

The circuit that is in the figure is shown below:Given that time constant (RC) = 22 μs. To find the value of resistor R, we need to use the formula for the time constant:

RC = τ, where R is the resistance and C is the capacitance of the circuit.

Rearranging the above formula, we get:R = τ / C

Where τ is the time constant and C is the capacitance of the circuit.

From the figure, the capacitance is given as 0.1 μF

.Substituting the values of τ and C in the above formula, we get:

R = (22 × 10⁻⁶ s) / (0.1 × 10⁻⁶ F)

R = 220 Ω

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