If the wavelength of an x-ray is
5.2 x 10^-11 m, what is its frequency?

The gas is compressed to 1/7 of its original volume, but since the process is horizontal, there is no change in volume. Hence, no work is done during the process A to B.

Therefore, the work done (WAB) during the process A to B is zero.

The work done by or on the gas during the process A - B can be calculated using the following formula: WAB = -∫PdV where P = pressure, and V = volume. To calculate WAB, we need to calculate the integral of PdV. Since B is represented by a horizontal line, the pressure P is constant. Therefore, WAB = -P∫dVWhere, ∫dV is the integral of dV from the initial volume Vi to the final volume Vf.

The gas is compressed from state A to state B. Therefore, the initial volume Vi = 7.0 dm³ and the final volume Vf = 1/7 * 7.0 dm³ = 1.0 dm³.WAB = -P ∫dV = -P(Vf - Vi)WAB = -200 kPa (1.0 dm³ - 7.0 dm³) = 1200 JThe work done by the gas during the process A - B is -1200 J.

to know more about monoatomic here:

brainly.com/question/29143691

#SPJ11

Explanation:

Management is important in every organization for smooth operation, development, and growth, coordination, optimum use of resources, etc. Functions of management include planning, organizing, staffing, directing and controlling.

The density of a typical laboratory plasma is 1018 m-3, this value leads to plasma oscillations at 9 x 10⁹ Hz.

The density of an object is defined as the measurement of how tightly a material is packed together.

It is also defined as the mass per unit volume and its unit is kilogram per meter cube.

Density = mass / volume

f = 9(n)^0.5

where;

n is density = 10¹⁸

f = 9(10¹⁸)^0.5

f = 9(10⁹) Hz

f = 9 x 10⁹ Hz

Thus, if the density of a typical laboratory plasma is 1018 m-3, this value leads to plasma oscillations at 9 x 10⁹ Hz.

Learn more about plasma oscillations here: https://brainly.com/question/14941730

#SPJ4

Answer:

We can use Coulomb's law to solve this problem:

F = k * q1 * q2 / r^2

where F is the force between the two charges, k is Coulomb's constant (k = 9 x 10^9 N m^2 / C^2), q1 and q2 are the magnitudes of the charges, and r is the distance between them.

We know the force F, the distance r, and the magnitude of one of the charges q1. We can rearrange the equation to solve for the magnitude of the other charge q2:

q2 = F * r^2 / (k * q1)

Substituting the values we have:

q2 = (250 N) * (0.15 m)^2 / (9 x 10^9 N m^2 / C^2 * 6.5 x 10^-5 C)

Simplifying:

q2 = 8.65 x 10^5 C

Therefore, the magnitude of the other charge is 8.65 x 10^5 C.

Answer:

the average speed of the car during this time interval is 40 m/s i thinkk..

Water Flows Through A Round Pipe With 1 Cm Diameter. The Velocity Distribution Is Given By: U(R) = 16(1-R^2/R^2_0) [M/S]

The final electron velocity distribution in a specific plasma environment is largely the outcome of a complicated interaction between the electrons' interaction with the field and their numerous binary collision processes.

The dependence of velocity distributions on temperature and mass Less energy is present in the molecules at lower temperatures. As a result, the molecules move at slower speeds, and their distribution is more restricted. The distribution flattens out as the molecules' temperature rises because the velocity distribution is not uniform, which indicates that velocity varies depending on depth. The velocity distribution is influenced by a number of factors, including channel slope, alignment, shape, and roughness, among others.

To learn more about velocity distribution please visit -
https://brainly.com/question/4674503
#SPJ4

Graph A does.

The work you do to carry the ball up to the top of the cliff is the total energy it has.

Before you drop it, all that energy is potential energy.  

Once you drop it, the potential energy starts to turn into kinetic energy as it falls.  

When it hits the ground, its kinetic energy is exactly the amount of potential energy it had at the top, and it has no more potential energy.

The total (potential + kinetic) energy is the same amount all the way down. Energy isn't created or destroyed.

The graph that shows the ball's total energy and the elapsed time as the ball falls to the ground is graph A.

For a body that is falling from a height, the potential energy of the body is being converted to kinetic energy. We must note that the total mechanical energy of the body is constant.

As such, the graph that shows the ball's total energy and the elapsed time as the ball falls to the ground is graph A.

Learn more about mechanical energy: https://brainly.com/question/1932868

Answer:

See explanation below

Explanation:

In this case, you want to know if you put an object between these forces, which direction would go.

To know this, we need to calculate the moment of an object, which is defined as the product of a force and it's distance. In other words:

M = F * d   (1)

And, in order to reach equilibrium the force will exert a direction in clockwise or anticlosewise, and these moments, should be even:

anticlockwise moment = clockwise moment.

The clockwise would be the forces to the right, and anticlock would the only force to the left of the axle.

Clockwise moment = (10 * 0.8) + (25 * 2.6) = 73 Ns

Anticlockwise moment = 34 * 3.5 = 119 Ns.

As we can see, the moment in the anticlockwise is higher than the actual clockwise moment, therefore, we can assume that the object will move anticlockwise, or simply move to the left.

Hope this helps

Answer:

735 J

Explanation:

50 x 9.8 x 1.5

According to the Skygazer's Almanac for 2022 at 40 degrees, Venus and Saturn will be in opposite parts of the sky on December 17, 2022.

The Skygazer's Almanac provides astronomical information for a specific location and year. In this case, at a latitude of 40 degrees, the almanac indicates that Venus and Saturn will be in opposite parts of the sky on December 17, 2022. This means that Venus and Saturn will appear at opposite sides of the celestial sphere as observed from Earth. However, it's important to note that the almanac's predictions are approximate and can be influenced by various factors, including atmospheric conditions and the observer's specific location. To obtain the most accurate and up-to-date information, it is recommended to consult more recent astronomical sources or use specialized software that can provide precise positions and dates for celestial events.

Learn more about celestial sphere here:

https://brainly.com/question/32817963

#SPJ11

To solve this problem, you can use the equations of motion for rotational motion under constant acceleration:

ωf = ωi + αt --(1)

θ = ωit + 0.5αt^2 --(2)

where ωi is the initial angular velocity, ωf is the final angular velocity, α is the angular acceleration, t is the time elapsed, and θ is the angular displacement.

Using equation (1), we can find the angular acceleration of the wheel:

α = (ωf - ωi)/t

= (30.0 rad/s - 10.0 rad/s)/20.0 s

= 1.0 rad/s^2

Using equation (2), we can find the total angular displacement of the wheel during the 20.0 seconds:

θ = ωit + 0.5αt^2

= 10.0 rad/s × 20.0 s + 0.5 × 1.0 rad/s^2 × (20.0 s)^2

= 400.0 rad

To find the time at which the wheel has undergone half of this angular displacement, we can use equation (2) again:

θ/2 = ωit + 0.5αt^2

Rearranging and solving for t, we get:

t = [(-ωi) ± sqrt(ωi^2 + 2αθ)]/α

Since we are looking for a positive time, we take the positive root:

t = [(-10.0 rad/s) ± sqrt((10.0 rad/s)^2 + 2 × 1.0 rad/s^2 × 400.0 rad)]/1.0 rad/s^2

≈ 12.4 s

Therefore, the answer is B, 12.4 s.

Kenkey and fish are digested in the stomach and small intestine, with the help of digestive enzymes.

The digestion process of kenkey and fish begins in the mouth where the food is chewed and mixed with saliva.

The food then travels down the esophagus to the stomach where it is mixed with stomach acid and digestive enzymes. The stomach churns and breaks down the food into smaller pieces, allowing the enzymes to further break down the carbohydrates, proteins, and fats.

The partially digested food then enters the small intestine where additional digestive enzymes from the pancreas and liver break down the remaining nutrients.

The nutrients are then absorbed through the walls of the small intestine and transported to the rest of the body through the bloodstream. Any waste products that are not absorbed by the body are eliminated as stool.

For more such questions on enzymes, click on:

https://brainly.com/question/29552117

#SPJ11

The Earth's rotation axis is tilted at an angle of approximately 23.5 degrees relative to its revolution orbit.

The Earth's rotation axis is not perpendicular to its revolution orbit but is instead tilted at an angle of approximately 23.5 degrees. This tilt, known as axial tilt or obliquity, is the reason behind the changing seasons and varying amounts of sunlight received by different parts of the Earth throughout the year.

As the Earth orbits the Sun, different hemispheres receive direct sunlight at different times, leading to the alternation of seasons. During summer in one hemisphere, that part of the Earth is tilted towards the Sun, receiving more direct sunlight and resulting in warmer temperatures. In contrast, during winter in that hemisphere, it is tilted away from the Sun, receiving indirect sunlight and experiencing colder temperatures.

Learn more about Earth's rotation here:

https://brainly.com/question/31434587

#SPJ11

Slash-and-burn agriculture affects global warming by releasing large amounts of carbon dioxide into the atmosphere.

This is because when farmers burn vegetation to clear land for agriculture, the carbon stored in the vegetation is released into the air. This contributes to the overall increase in greenhouse gases, which trap heat in the atmosphere and lead to global warming. Additionally, the loss of trees and other vegetation reduces the amount of carbon that can be absorbed through photosynthesis, further exacerbating the problem.

Learn more about Slash-and-burn

https://brainly.com/question/3730116

#SPJ11

The sample is approximately 17,190 years old. To find the age of the sample, we can use the concept of half-life. Option B .

The half-life of carbon-14 is 5,730 years, which means that after 5,730 years, half of the carbon-14 in a sample will have decayed.

In this case, the sample of charcoal contains one eighth (1/8) of its original amount of carbon-14. Since the decay is exponential, we can determine the number of half-lives that have passed by calculating the logarithm base 2 of the fraction remaining.

Let's calculate the number of half-lives:

log2(1/8) = -3

Since the logarithm base 2 of 1/8 is -3, it means that 3 half-lives have passed.

To find the age of the sample, we multiply the number of half-lives by the length of each half-life:

3 half-lives * 5,730 years/half-life = 17,190 years

Therefore, the sample is approximately 17,190 years old.

The answer is B. 17,190 years.

Learn more about charcoal

https://brainly.com/question/3466681

#SPJ4

Answer:

the number of times the crest of a wave hits a certain point

the more waves, the higher the frequency

Explanation:

Answer:

not enough

Explanation:

information given

Answer:

Sample Response: In the lab, I discovered the air pressure, air temperature, and relative humidity conditions that create snow, rain, thunderstorms, fog, and clear skies. I learned that low-pressure areas usually experience snowy, rainy, and stormy weather, and that high-pressure areas usually experience either foggy or sunny weather. Knowing how these atmospheric conditions influence weather help weather forecasters predict weather patterns through maps and other information.

(Sorry this was not fast enough )

Answer:

please help

Explanation:

Motion  is a change in position relative to a reference points.



1) First law states that ,an object remains at rest or in motion unless there is external force applied on it.When there is no external force applied on body is zero then the acceleration of the body will be zero.

for example , Ball kept at rest and then a player kick that ball , Car is moving and then brake is applied.

2)The second law states that the rate of change of any object is directly proportional to the force applied on the object in the direction of force.  

3) The third law of motion states that every action has equal and opposite reaction .

Examples , the swimmer pull water backward to move further , when you hit with the piller so you get hurt because of oppsite reaction the force you appliedapplied on piller equal force piller applied on  you .

Motion is the change in position .

To learn more about Motion click

https://brainly.com/question/22810476

#SPJ9

The current in the 3.0 Ω resistor is mathematically given as

I_X=1.8A

This is further explained below.

The proportion of individual resistance to the overall resistance is the same as the current flowing through a branch to the current flowing through the whole system.

When the total current in a parallel circuit is already known, a shortcut approach for finding the branch currents in the circuit may be found via the use of a formula called the current divider formula.

In series circuits, the voltage drops across each resistor, but the current stays the same.

This is analogous to what happens in parallel circuits when the current splits between two branches.

The following diagram illustrates how the entire voltage is distributed across each resistor while maintaining the same amount of current throughout. Ohm's law states that V = I*R.

current dividers ruleis used when current is divided in parallel, such as it is in this case so we employ the current dividers rule as follows

Generally,  the equation for current dividers rule is mathematically given as

\(I_X=\frac{R_T}{R_X+R_T} I_T\)

where,

I_X = current

R_X = resistor

R_T = total resistance

I_T = sum of the current flowing into a network where R _X is connected in parallel with R_T

Therefore

\(I_X=\frac{9}{3+9} 2.4\)

I_X=1.8A

Read more about current

https://brainly.com/question/13076734

#SPJ1

Answer:

it helps me

Explanation:

:))) ...

....

Answer:

when a cold front catches up to a warm front

Explanation:

cold fronts moving along much faster than warm fronts do. the cold front over takes the warm front and cold air moves into cooling air ahead of the warm front

Answer:

Step 1. Make observations.

Step 2. Form a hypothesis.

Step 3. Make a prediction.

Step 4. Perform an experiment.

Step 5. Analyze the results of the experiment.

Step 6. Draw a conclusion.

Step 7. Report your results.

Explanation:

The first step in the Scientific Method is to make objective observations. These observations are based on specific events that have already happened and can be verified by others as true or false. Step 2. Form a hypothesis.

Our observations tell us about the past or the present. As scientists, we want to be able to predict future events. We must therefore use our ability to reason.

Scientists use their knowledge of past events to develop a general principle or explanation to help predict future events. The general principle is called a hypothesis. The type of reasoning involved is called inductive reasoning (deriving a generalization from specific details).

A hypothesis should have the following characteristics:

• It should be a general principle that holds across space and time

• It should be a tentative idea

• It should agree with available observations

• It should be kept as simple as possible.

• It should be testable and potentially falsifiable. In other words, there should be a

way to show the hypothesis is false; a way to disprove the hypothesis.

Some mammals have two hind limbs would be a useless hypothesis. There is no observation that would not fit this hypothesis!

All mammals have two hind limbs is a good hypothesis. We would look throughout the world at mammals. When we find whales, which have no hind limbs, we would have shown our hypothesis to be false; we have falsified the hypothesis.

When a hypothesis involves a cause-and-effect relationship, we state our hypothesis to indicate there is no effect. A hypothesis, which asserts no effect, is called a null hypothesis. For instance, the drug Celebra does not help relieve rheumatoid arthritis.

The first: 1,026m

The second: decreases

The third: 7.9 mya

hope i helped some :))

Answer:

Explanation:

2×10-¹² = (5-³*5-³* 3.14)*h

h=0.00000001 m

Answer:

A. Analog signal

Explanation:

:)

Answer:

a thunder

Explanation:

It's because the difference in speed of light and sound

So we hear thunder later

Answer:

C

Explanation:

Therefore, Thunder Follows The Easiest Part. And it is not (A) because Thunder Follows A Lightening Not Vice Versa.