The earth has radius of 6,357,000 meters, and a mass of 5.972*1024 kilograms. An elephant has a mass of 6,000 kilograms. What would the force of gravity on the elephant, from the earth, be?

Answer: take less time to go the same distance

Explanation:

Because if it is going faster let’s say mph 60 mph is 60 miles per hour if you are going 40 miles per hour it will take you longer to get to your destination.

The average acceleration of the motorcycle over the given distance is approximately 9.39 m/s².

To calculate the average acceleration of the motorcycle, we can use the formula:

Average acceleration = (final velocity - initial velocity) / time

First, let's convert the final velocity from km/h to m/s since the distance is given in meters. We know that 1 km/h is equal to 0.2778 m/s.

Converting the final velocity:

Final velocity = 78 km/h * 0.2778 m/s = 21.67 m/s

Since the motorcycle starts from rest (initial velocity is zero), the formula becomes:

Average acceleration = (21.67 m/s - 0 m/s) / time

To find the time taken to reach this velocity, we need to use the formula for average speed:

Average speed = total distance/time

Rearranging the formula:

time = total distance / average speed

Plugging in the values:

time = 50 m / 21.67 m/s ≈ 2.31 seconds

Now we can calculate the average acceleration:

Average acceleration = (21.67 m/s - 0 m/s) / 2.31 s ≈ 9.39 m/s²

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Answer:

A homogeneous mixture is a type of mixture in which the composition is uniform and every part of the solution has the same properties. Example, air

Explanation:

Answer:

The answer is X

Explanation:

Cause the highest points will most likely have the most potential energy

The elongation of the rod beyond its original length would be 2.5 mm.

To elongation of the rod can be deduced using the formula:

ΔL = FL / AE

where:

The cross-sectional area of the steel rod is given by:

The force applied to the rod:

Thus:

ΔL = (98.1 x 2) / ((7.85 x \(10^{-7\)) x (200 x \(10^9\) ))

ΔL = 0.0025 m = 2.5 mm

In other words, the elongation of the steel rod beyond its original length is 2.5 mm.

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(a) The amplitude of the wave is 0.2 m.

(b) The period of the wave is  4 s.

(c) The wavelength of the wave is 100 m.

(a) The amplitude of the wave is the maximum displacement of the wave.

amplitude of the wave = 0.2 m

(b) The period of the wave is the time taken for the wave to make one complete cycle.

period of the wave = 5.5 s - 1.5 s = 4 s

(c) The wavelength of the wave is calculated as follows;

λ = v / f

where;

f = 1/t = 1 / 4s = 0.25 Hz

λ = ( 25 m/s ) / 0.25 Hz

λ = 100 m

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We have that the overhang possible for the two bricks are is mathematically given as

x=13.5m

Length of Overhang

Question Parameters:

A uniform brick of length 18 m

a maximum overhang of 9 m attained

Length 18 m are stacked over the edge of a horizontal

surface.

Generally the equation that balances the moment    is mathematically given as

\(mg*(x-l/2)=mg(L-x)\\\\2x=3l/l\\\\x=3l/4\\\\x=3/4*18\\\\\)

x=13.5m

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Answer:

11.54 meters

Explanation:

The owners take  10m / (1.3 + 1.3 m/s)  = 3.85 seconds to meet

The dog is running at constant speed of 3 m/s for these 3.85 seconds

   3 m/s * 3.85 sec = 11.54 meters

Therefore, the magnetic force on an electron is 1.175 x 10⁻¹⁴N in the positive y-direction.

The force experienced by a moving charge in a magnetic field is given by the Lorentz force law. Since the charge on a proton is positive and that on an electron is negative, the direction of the magnetic force experienced by each is different.In this question, we need to find the magnitude and direction of the magnetic force on a proton and an electron as they travel from the Sun to the Earth.

Let's first calculate the magnetic force on a proton:

F = qvBsinθ

where q = charge of the particle

v = velocity of the particle

B = magnetic field strength

θ = angle between the velocity of the particle and the magnetic field = 90° (since the proton is moving perpendicular to the magnetic field)

Therefore,

F = qvBsinθ

= (1.6 x 10⁻¹⁹) x (3.99 x 10⁵) x (2.93 x 10⁻⁸) x sin 90°

= 1.175 x 10⁻¹⁴ N

Direction of magnetic force on a proton:The direction of the magnetic force on a proton can be found using the right-hand rule. According to this rule, if we point the thumb of our right hand in the direction of the particle's velocity (in the positive x-direction) and the fingers in the direction of the magnetic field (in the positive z-direction), then the magnetic force will be perpendicular to both and will be in the negative y-direction.

Therefore, the magnetic force on a proton is 1.175 x 10^-14 N in the negative y-direction.

- Now, let's calculate the magnetic force on an electron:

Again using the Lorentz force law,

F = qvBsinθ

= (1.6 x 10⁻¹⁹) x (3.99 x 10⁵) x (2.93 x 10⁻⁸) x sin 90°

= -1.175 x 10⁻¹⁴ N (the negative sign indicates that the direction of the magnetic force is opposite to that of the proton)

Direction of magnetic force on an electron:Again using the right-hand rule, we can find the direction of the magnetic force on an electron. If we point the thumb of our right hand in the direction of the particle's velocity (in the positive x-direction) and the fingers in the direction of the magnetic field (in the positive z-direction), then the magnetic force will be perpendicular to both and will be in the positive y-direction.

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A current of a 6 flows through a light bulb for 12 s. The total charge that passes through the light bulb during the given time is 72 coulombs.

To calculate the total charge that passes through the light bulb, we need to use the formula Q = I * t, where Q represents the charge in coulombs, I represents the current in amperes, and t represents the time in seconds.

Step 1: Identify the known values:

Current (I) = 6 amperes

Time (t) = 12 seconds

Step 2: Calculate the charge using the formula:

Q = I * t

Step 3: Substitute the known values into the formula:

Q = 6 amperes * 12 seconds

Q = 72 coulombs

Therefore, the total charge that passes through the light bulb during the given time is 72 coulombs.

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The obvious major issue is that Wind and Solar energies are intermittent. They need to be supplemented with another source.

Batteries are harmful to the environment if installed in large quantities to back up solar and wind power. Right now, we have to. In the United States, we get around this by importing the ingredients used to create batteries. We export pollution so that we can purchase batteries (or the materials to make batteries).

One further subtle issue is that the times they work are strongly connected, at least in many regions. In many places, it is windier throughout the day, therefore we obtain wind power when we don't need it since we also have solar power.

The alternative or solution to wind and solar are to use Hydro Electric and or Nuclear energy sources.

Wind and solar, as carbon-free, renewable energy sources, can help lessen the world's reliance on oil and gas.

These carbon fuels contribute to environmental degradation and climate change by emitting damaging greenhouse gases that degrade air, water, and soil quality.

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The situation shown in the scenario reveals a number of safety flaws that may have been avoided with the use of appropriate protocols and guidelines.

A switch is a tool used in electrical engineering and electronics to open or close an electrical circuit to permit or restrict the flow of current. From basic mechanical switches to complex electronic switches that are employed in contemporary electronic devices, switches come in a variety of sorts and designs.

These are some suggestions for practices and regulations that may have been implemented to stop the injury:

Identification and evaluation of hazards: The cork processing business had to have carried out a hazard analysis to find any potential dangers in the electrical room, such as the existence of combustible cork dust. The risk of electrical arcs and fires brought on by the buildup of dust and other debris ought to have been considered throughout the assessment.

Cleaning and housekeeping: To prevent the buildup of combustible dust and other material in the electrical room, the company should have instituted a regular cleaning and housekeeping program.

Equipment selection: It is inappropriate and unsafe to employ open-type electrical equipment in a Class II, Division 1 or 2 area. Equipment suited for usage in hazardous environments and rated for the particular circumstances present in the electrical room should have been chosen and installed by the company.

Frequent inspection and maintenance of electrical equipment can assist find possible safety concerns before they become life-threatening. Before attempting to start it up, the contractor had to have checked the electrical components and the motor.

Lockout/tagout procedures: To prevent unexpected equipment activation during maintenance or repair operations, the business should have put in place a lockout/tagout policy.

All staff working in the electrical room should have received training on the risks connected with electrical equipment and the best practices for working safely in a dangerous environment. Training also includes supervision. The business was responsible for providing the necessary oversight to guarantee that the protocols were being followed.

Personal protective equipment: To guard against burns from electrical arcs and explosions, the contractor should have been given the proper personal protective equipment, such as gloves, eye protection, and clothes.

The company may have decreased the risk of injury and produced a safer working environment for the contractor and other employees by putting these processes and policies into place.

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The instantaneous power output at t = 3.7 s right answer is 99 W.

Power is defined by the amount of energy transferred over a period of time. Instantaneous power, on the other hand, refers to the power consumed at a point in time. Instantaneous power is an important metric in electronics. Instantaneous power is the power measured at a specific point in time.

The basic difference between average effort and instantaneous effort is that average effort is the ratio of total work time to total time. Although the instantaneous power is the limit of the average power. The statement of work does not state that the same amount of work he will complete in a second or an hour. Instantaneous power can be positive or negative. Positive instantaneous power means that energy is flowing from the source to the load, and negative instantaneous power means that energy is flowing from the load to the source.

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Answer:

Explanation:

MEMORANDUM

To: Bennie

From: Finance Consultant

Subject: Recommendation to Move the Company to Mexico

I am writing to recommend that we move our company to Mexico. The move will reduce our expenses, make us more competitive, and provide several other benefits. In this memo, I will discuss the three biggest expenses and how the move will help reduce them.

Firstly, labor is one of the biggest expenses for our company. The minimum wage in Mexico is only $7.00 per day, which is significantly lower than the $60.00 per day in the US. Furthermore, Mexican workers may work 48 hours in a week before overtime must be paid, whereas US workers must be paid overtime for more than 40 hours in a week. This means that we can save a lot of money on labor costs by relocating to Mexico.

Secondly, transportation is another major expense for our company. Mexico is closer to many of our suppliers, which means that we can reduce transportation costs by sourcing our materials locally. This will also help us to reduce our carbon footprint by decreasing the amount of fuel we use for transportation.

Thirdly, the cost of doing business in Mexico is generally lower than in the US. Mexico has lower taxes and fewer regulations, which means that we can save money on compliance and other administrative costs. Additionally, the North American Fair Trade Agreement (NAFTA) allows companies from the member countries to import and export agricultural products without tariffs, which will help us to reduce our costs further.

The re-location will make us more competitive by allowing us to offer lower prices to our customers. Lower labor and transportation costs will enable us to produce our products at a lower cost, which means that we can sell them at a lower price. This will help us to increase our market share and attract more customers.

I anticipate that Bennie may have concerns about operating a business abroad. However, the benefits of the move far outweigh the potential problems. By off-shoring to Mexico, we can take advantage of the incentives provided by the Mexican government and create a better supply chain for our manufacturing processes. We can also maintain the quality of our products and ensure that they meet the demand and quantity required by our consumers.

In conclusion, I strongly recommend that we move our company to Mexico. The move will reduce our expenses, make us more competitive, and provide several other benefits. Thank you for your consideration, and please do not hesitate to contact me if you have any questions.

Sincerely,

[Your Name]

Answer:

450m

Explanation:

\(s = ut + \frac{1}{2} a {t}^{2} \\ s = 0 + t + \frac{1}{2} a {t}^{2} \\ \frac{1}{2 } \times 9 \times {10}^{2} = 450m\)

Galileo Galilei was an Italian physicist, mathematician, astronomer, and philosopher who made significant contributions to the scientific revolution during the Renaissance. He is often referred to as the "father of modern observational astronomy" and the "father of modern science."

Galileo made a number of important discoveries and contributions to science. Some of his most significant contributions include:

1- The law of falling bodies: Galileo is credited with developing the concept of free-fall and the mathematical relationship between distance and time for objects in free-fall. He conducted a series of experiments in which he dropped objects of different masses from the Leaning Tower of Pisa to demonstrate that all objects fall at the same rate in a vacuum, regardless of their mass.

2- The telescope: Galileo is credited with building the first practical telescope, which he used to observe the heavens and make a number of important discoveries. He observed the phases of Venus, the lunar surface, and the Galilean moons of Jupiter, among other things.

3- The laws of motion: Galileo is credited with developing the concept of inertia and the laws of motion that later formed the basis of classical mechanics. He also developed the concept of momentum and introduced the idea of a mathematical relationship between force, mass, and acceleration.

4- The scientific method: Galileo is credited with pioneering the scientific method, which involves making observations, developing hypotheses, testing hypotheses through experiments, and drawing conclusions based on the results. This approach to science is still used today and is fundamental to the scientific process.

The statement that is NOT true is "the spaces between the particles increased.

option D.

If we consider the solids and liquids, when the temperature increases the molecules gain energy and start moving in all directions. This expands the substance and the volume of the substance increases.

Similar, when the ball is heated, the volume of the ball increases due to thermal expansion.

As the temperature increases, the average kinetic energy of the particles within the ball also increases, causing them to move faster.

However, the spaces between the particles do not necessarily increase. In fact, the expansion of the ball occurs due to the particles themselves moving farther apart, but the intermolecular spacing within the ball remains relatively constant.

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Answer:

C

Explanation:

Because they both received the same temperature

The amount of work required to stretch the spring from 1 m to 1.2 m is 40 J.

The work required to stretch the spring from 1 m to 1.1 m is 10 J.

The work required by spring is given by Hooke's Law,

W = ∫ Fdx

Here, F = kx , where k = spring constant.

W = ∫ kxdx

W = ∫ kxdx, where lower limit = 0 and upper limit = 0.1.

W = k×(x²)/2,

On evaluating the value of k,

k = 2W/0.01

k = 2000

For stretching the string from 1 m to 1.2 m,

W = ∫ kxdx

W = k∫x²/2

On substituting values of x,

W = {2000×[(0.2)² - (0)²]}/2

W = 40 J

Hence, The work required to stretch the spring from 1m to 1.2 m is 40 J.

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Answer:

A

Explanation:

all galaxies exploded in order to create the sun/stars

Using the formula F = G * (m1 * m2) / r^2, where G is the gravitational constant, m1 and m2 are the masses of the two objects, and r is the distance between them, we can calculate the gravitational force between Jupiter and the sun.

Plugging in the values, we get:

F = (6.674 x 10^-11 N * (m^2 / kg^2)) * ((1.9 x 10^27 kg) * (2 x 10^30 kg)) / (78 x 10^6 m)^2

Simplifying this, we get:

F = 1.98 x 10^27 N

Therefore, the gravitational force between Jupiter and the sun is approximately 1.98 x 10^27 Newtons.

The gravitational force between Jupiter and the sun, calculated using Newton's law of gravitation with their masses and distance, is \(1.95 * 10^{22} N.\)

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Answer:

How do you find the net force?

Explanation:

i think this is want you asked for?

Answer:

The difference is between number of turns, Magnetic flux linkage has number of turns while Magnetic flux lacks it

\({}\)

Explanation:

N is number of turns

Answer:

When writing formula, Magnetic flux we don't include numbers of turns which is not the case of magnetic flux linkage.

Explanation:

\({ \tt{magnetic \: flux =BA }}\)

\( { \tt{magnetic \: flux \: linkage = NBA \sin( \theta) }}\)

Answer:

12 cm/s

Explanation:

Quite simply, you are looking for  cm/s

  so   60 cm / 5s   = 12 cm/s

Answer:

12 cm/second

Explanation:

To calculate the speed of an object, simply obtain the distance traveled by the ball and divide it by the total time it took to travel 60 centimeters.

⇒ Distance/Time = Speed

In this case, the ball traveled 60 centimeters in 5 seconds.

Therefore, the speed of the ball is;

60 centimeters (Distance)/5 seconds (Time) = 12 cm/second

Answer: 1.2%

Explanation:

Given

If one borrows $12,250

and give $147 interest on it

Then the interest is given from the formula

\(\Rightarrow S.I=\dfrac{P\times R\times T}{100}\\\\\Rightarrow 147=\dfrac{12,250\times R\times 1}{100}\\\\\Rightarrow R=\dfrac{147}{122.50}\\\\\Rightarrow R=1.2\%\)

Thus, the annual rate of interest  is 1.2%

Answer:

Explanation:

The acceleration of an object given it's mass and the force acting on it can be found by using the formula

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

where

F is the force

m is the mass

a is the acceleration

So we have

\(a = \frac{12}{50} = \frac{6}{25} \\ \)

We have the final answer as

Hope this helps you