Two large rectangular aluminum plates of area 180 cm2 face each other with a separation of 3 mm between them. The plates are charged with equal amount of opposite charges, ±17 µC. The charges on the plates face each other. Find the flux (in N · m2/C) through a circle of radius 3.3 cm between the plates when the normal to the circle makes an angle of 4° with a line perpendicular to the plates. Note that this angle can also be given as 180° + 4°. N · m2/C

Answer:

flammable  liquids

Explanation:when it catches on fire your going to get burned.hope this helps.

Time it takes energy to pass through radiative zone is :  A) 8 minutes

Energy generated in the core of the Sun takes about 8 minutes to pass through radiative zone and reach the top of convective zone. The radiative zone is a layer of the Sun that lies just outside the core and it is characterized by high density and high temperature.

In this zone, energy is transported by photons that bounce around between atoms and ions that make up the plasma of the Sun. This process is known as radiative diffusion and is relatively slow compared to convective transport of energy that takes place in the outer layers of Sun.

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The volume of the air bubble just below the surface of the lake would be 0.000015 m³  = 1.5 cm³.

V₁ = 1.5 cm³

P₁ = ρg(10) = (1000 kg/m³ * 9.8 m/s² * 10 m)

To convert V₁ to m³:

Volume₁ = 1.5 cm³ * (1 m / 100 cm)³ = 0.000015 m³

we then substitute the values into the equation:

Volume ₂ = 0.000015 m³ * (P₂ / (1000 kg/m³ * 9.8 m/s² * 10 m))

Pressure ₂ = ρg(10) = (1000 kg/m³ * 9.8 m/s² * 10 m)

We then substitute the value of P₂ into the equation for Volume 2:

V₂ = 0.000015 m³ * ((1000 kg/m³ * 9.8 m/s² * 10 m) / (1000 kg/m³ * 9.8 m/s² * 10 m))

Volume₂ = 0.000015 m³

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It increases

Explanation:

The force of gravity depends directly upon the masses of the two objects, and inversely on the square of the distance between them. This means that the force of gravity increases with mass, but decreases with increasing distance between object

Answer:

C: Gravity decreases

Explanation:

Gerard's average velocity for the ride is 6 meters per second.

To find Gerard's average velocity for the ride, we can use the formula:

Average velocity = Total displacement / Total time

First, we need to convert the distance traveled from kilometers to meters:

7.20 kilometers * 1000 = 7200 meters

Next, we convert the time from minutes to seconds:

20.0 minutes * 60 = 1200 seconds

Now, we can calculate the total displacement by subtracting the initial position from the final position. Since Gerard is riding directly east, there is no change in the east-west direction, so the displacement is equal to the distance traveled:

Total displacement = 7200 meters

Finally, we substitute the values into the average velocity formula:

Average velocity = 7200 meters / 1200 seconds

Average velocity = 6 meters per second

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Answer:

d

Explanation:

The democratization of knowledge is the acquisition and spread of knowledge amongst a wider part of the population, not just privileged elites such as clergy and academics.

Answer:

The spring constant is 173.12 N/m.

Explanation:

mass, m = 32 kg

Period, T = 2.7 s

let the spring constant is K.

Use the formula of period,

\(T = 2\pi\times \sqrt \frac{m}{K}\\\\2.7 =2\times 3.14\sqrt\frac{32}{K}\\\\K = 173.12 N/m\)

The 10/90 principle can be a powerful tool for taking control of your situation and improving your life. By taking responsibility for what you can change and focusing on your reaction to the situation, you can make positive changes in your life and become the master of your own destiny.

The 10/90 principle refers to the idea that life is made up of 10% of what happens to you and 90% of how you respond to it. In other words, you may not be able to control what happens to you, but you can control your reaction to it. By taking responsibility for what you can change rather than being a victim of what you cannot change, you can take control of your situation and improve your life.One example of a situation where the 10/90 principle could be applied is losing a job. Losing a job can be a devastating experience, and it can be easy to feel like a victim in this situation. However, by applying the 10/90 principle, you can take control of your situation and make positive changes in your life.The first step in applying the 10/90 principle in this situation would be to take responsibility for what you can change. This could mean updating your resume, networking with others in your field, and applying for new jobs. By taking action and doing what you can to find a new job, you are taking control of your situation and improving your chances of finding a new job.
The second step would be to focus on your reaction to the situation. Instead of dwelling on the negative aspects of losing your job, try to focus on the positive aspects. This could mean using the extra time to pursue a new hobby or spend more time with family and friends. By focusing on the positive aspects of the situation, you are taking control of your reaction and improving your overall well-being.
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(A) The pressure will be greater than 10% overpressure limit.

(B) The final pressure will be "582.915 kPa".

Given:

Volume,

Initial pressure,

Initial temperature,

            \(= 259 \ K\)

Final temperature,

(B)

Number of moles,

→ \(n = (\frac{P_o V}{RT_o} )\)

then,

The final absolute pressure,

→ \(P = \frac{nRT}{V}\)

      \(= (\frac{P_o V}{RT_o} )(\frac{RT}{V} )\)

      \(=(\frac{T}{T_o} )P_o\)

      \(= (\frac{305}{259} )\times 495\)

      \(= 582.915 \ kPa\)

Thus the above approach is correct.

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The shoes were two long because the accurate measurement of the  foot size was not carefully by your father.

It is a type of footwear used to protect the human foot completely.

Given is that your father brought you a pair of shoes when you wore the shoes you realized there was problem the shoes were too long.

The shoes were two long because the accurate measurement of the   foot size was not carefully by your father.

Therefore, the shoes were two long because the accurate measurement of the  foot size was not carefully by your father.

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Answer:

57 mm

Explanation:

57 mm is equivalent to 5.7 cm

Answer:

0 J

Explanation:

KE = .5(m)(v2-v1)

if velocity is constant v2 = v1, then v2 - v1 = 0

therefore if (v2-v1) = 0, then KE must also be equal to 0

The dart experiences an impulse of larger magnitude during the collision. This is because the dart has less mass than the block, so the same amount of momentum change will result in a larger impulse.

Momentum is a physical concept that describes the tendency of an object to remain in motion with the same speed and direction unless it is acted on by an outside force. It is a measure of an object's inertia and is often expressed as the product of its mass and velocity. Momentum is a vector quantity, meaning that it has both magnitude and direction. Momentum is conserved in closed systems, meaning that the momentum before an interaction is equal to the momentum after the interaction. This is known as the law of conservation of momentum and can be used to solve many problems involving collisions and other interactions between objects.

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Answer:

The sediment settled with the largest particles at the bottom and the smaller at the top.

Answer:

because he has a big brain and skull

Explanation:

well technically the bigger brain the bigger the head because the size of your skull determines the size of the brain so that concludes why Joshua's head is so big.

Newtons 3rd law of motion states there is always equal and opposite reaction.

The answer would be a positive value and the same as the first part.

3.38x10^7

Answer:

Increases

Increases

Increases

Explanation:

I don't know if you answered your own question but I'll just answer this for others confused ahh

As the average kinetic energy of a substance increases, its thermal energy increases which increases the temperature, and as the temperature increases, the internal energy of the substance increases.

The thermal energy, internal energy and kinetic energy of a gas are interrelated.

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1. People have to prepare for natural disasters in order to reduce the risk of injury, death, and property damage caused by the disaster.

Natural disasters are adverse events that occur naturally and are a result of the interaction between the physical environment and human activities. They can include floods, hurricanes, tornadoes, earthquakes, tsunamis, wildfires, landslides, volcanic eruptions, and extreme weather events. Natural disasters can have devastating impacts on communities, including loss of life, damage to property, displacement, and destruction of livelihoods. Governments, organizations, and individuals are increasingly working to reduce the impacts of natural disasters through improved risk management, infrastructure planning, and disaster response and recovery efforts.

2. People have to prepare for natural disasters in order to be able to respond quickly and efficiently in the event of an emergency.

3. People have to prepare for natural disasters in order to plan for the financial impacts of the disaster.

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The conditions that determine which process occurs in a cell are largely based on the environment and the needs of the cell.

A cell is the basic unit of life. It is the smallest unit of an organism that is capable of independent functioning. Cells are composed of a variety of molecules, including proteins, lipids, carbohydrates, and nucleic acids. Cells are able to carry out functions such as energy production, metabolism, growth and division, movement, and communication.

These conditions include the availability of nutrients, the presence or absence of specific signaling molecules, the amount of oxygen, and the temperature. In addition, the genetic makeup of the cell and its response to internal and external cues can also determine which processes occur.

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Wendy must stand 1.19m to the left of the edge of the roof so that the orange just barely passes over her head.

Bob's orange will travel down the slanted roof with a velocity of 4.47 m/s, and it will hit the ground 3.0 m below the edge of the roof. The height of the orange above the ground at the edge of the roof is 1.8 m, and the angle of the roof is 28.5° relative to the horizontal.

To calculate the distance Ar that Wendy has to stand from the edge of the roof, we must first calculate the time it takes for the orange to reach the ground. Using the equation for the vertical displacement of an object with an initial velocity, we can solve for the time, t:

d = v*t - (1/2)*g*t^2

0 = 4.47*t - (1/2)*9.8*t^2

t = 0.938s

Next, we must calculate the horizontal displacement of the orange from the time, t. Using the equation for the horizontal displacement of an object with an initial velocity and a constant acceleration we can solve for the displacement:

x = v*t + (1/2)*a*t^2

x = 4.47*0.938 + (1/2)*0*0.938^2

x = 4.19m

To calculate the distance Ar that Wendy must stand from the edge of the roof, we must subtract the horizontal displacement of the orange from the height of the edge of the roof:

Ar = 3.0 - 4.19

Ar = -1.19m

Therefore, Wendy must stand 1.19m to the left of the edge of the roof so that the orange just barely passes over her head.

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In order to determine the angle of refraction, we first need to determine the index of refraction of the mineral oil. The index of refraction is defined as the ratio of the speed of light in a vacuum to the speed of light in the medium, so we can calculate the index of refraction of the mineral oil using the formula:

n = c / v

where n is the index of refraction, c is the speed of light in a vacuum (2.99 x 108 m/s), and v is the speed of light in the mineral oil (2.17 x 108 m/s). Plugging in the given values, we get:

n = 2.99 x 108 m/s / 2.17 x 108 m/s = 1.38

Now that we know the index of refraction of the mineral oil, we can use Snell's Law to calculate the angle of refraction. Snell's Law states that the ratio of the sines of the angles of incidence and refraction is equal to the reciprocal of the index of refraction, so we can use the formula:

sin(θi) / sin(θr) = n

where θi is the angle of incidence (23.1°), θr is the angle of refraction, and n is the index of refraction (1.38). Solving for θr, we get:

sin(θr) = sin(θi) / n

Plugging in the given values, we get:

sin(θr) = sin(23.1°) / 1.38 = 0.4

Since the sine of the angle of refraction must be between 0 and 1, we know that the angle of refraction must be less than 90°. To find the exact value of the angle of refraction, we can use the inverse sine function (arcsin) to find the angle whose sine is equal to 0.4. This gives us:

θr = arcsin(0.4) = 23.8°

Therefore, the angle of refraction is 23.8°.

To solve the given problems, we'll use the principles of work-energy and conservation of energy. Let's address each question one by one:

(1) What is the work done by Chris on the box when the speed of the box reaches 2.1 m/s?

The work done by Chris on the box is equal to the change in the box's kinetic energy. Since the box starts from rest, the initial kinetic energy is zero. The final kinetic energy can be calculated using the formula:

Kinetic energy = (1/2) * mass * velocity^2

Plugging in the values:

Mass of the box (m) = 53 kg

Final velocity (v) = 2.1 m/s

Kinetic energy = (1/2) * 53 kg * (2.1 m/s)^2

Calculate the value of the kinetic energy, which represents the work done by Chris on the box.

(2) What is the speed of the box when it reaches the bottom of the slope (Point B in the diagram)?

To determine the speed at the bottom of the slope, we'll use the principle of conservation of energy. The total mechanical energy of the box is conserved as it moves from the top to the bottom of the slope.

The initial potential energy at the top of the slope is converted into kinetic energy at the bottom of the slope, neglecting any energy losses due to friction.

Potential energy at the top = m * g * h1

Where:

Mass of the box (m) = 53 kg

Acceleration due to gravity (g) = 10 m/s^2

Height difference between floors (h1) = 3.2 m

Calculate the initial potential energy.

The final kinetic energy at the bottom is given by:

Kinetic energy at the bottom = (1/2) * m * v^2

Where:

Mass of the box (m) = 53 kg

Velocity at the bottom (v) = ?

Equating the initial potential energy to the final kinetic energy, solve for v to find the speed of the box at the bottom of the slope.

(3) To what speed does the box slow down when it reaches the bottom of the ramp to the pickup truck?

Since the ramp connecting the first floor to the bed of the pickup truck is frictionless, there is no external force doing work on the box. Thus, the mechanical energy of the box is conserved as it moves from the bottom of the slope to the bottom of the ramp.

Using the same principle of conservation of energy, equate the final kinetic energy at the bottom of the slope to the initial potential energy at the bottom of the ramp.

Potential energy at the bottom of the ramp = m * g * h2

Where:

Mass of the box (m) = 53 kg

Acceleration due to gravity (g) = 10 m/s^2

Height difference between the first floor and the truck bed (h2) = 0.90 m

Calculate the potential energy at the bottom of the ramp.

Equating the potential energy at the bottom of the ramp to the final kinetic energy, solve for the speed of the box at the bottom of the ramp.

(4) What is the speed of the box when it reaches the bed of the pickup truck?

Since the ramp connecting the first floor to the truck bed is frictionless, there is no external force doing work on the box. The mechanical energy of the box is conserved as it moves from the bottom of the ramp to the truck bed.

Using the same principle of conservation of energy, equate the final potential energy at the bottom of the ramp to the final kinetic energy at the truck bed.

Potential energy at the truck bed = m * g * h

Answer:

red laser emits 1.42 times the number of photons of the blue laser, per unit of time

Explanation:

In order to calculate the rates of photon emission for both wavelengths, you take into account that the power of the light is given by the following formula:

\(P=\frac{E}{t}=\frac{hc/\lambda}{t}\)        (1)

That is, the power is the energy per time.

h: Planck's constant

c: speed of light

λ: wavelength of the light

The number of photons emitted per unit of time is given by:

\(n=\frac{P}{E}\)

P: power of the light

E: energy of the light

For the two wavelengths you have

\(n_1=\frac{P_1}{hc/\lambda_1}\\\\n_2=\frac{P_2}{hc/\lambda_2}\\\\\frac{n_1}{n_2}=\frac{\lambda_1}{\lambda_2}\)   (2)

Where you have use that P1=P2

Finally, you replace the values of the wavelengths in the equation (2):

\(\frac{n_1}{n_2}=\frac{670nm}{470nm}\)\(\ = 1.42\frac{photons}{s}\)

Then, the red laser emits 1.42 times the number of photons emited by the blue laser

The rate of photon emission for the blue laser and red laser is \(E_b = 1.426 E_r\).

The given parameters;

The energy of a photon emitted by the red laser is calculated as follows;

\(E = hf\\\\E = \frac{hc}{\lambda} \\\\E_1 \lambda _1 = E_2 \lambda_2 \\\\\frac{E_1}{E_2} = \frac{\lambda_2}{\lambda_1} \\\\\frac{E_b}{E_r} = \frac{670 \ nm}{470 \ nm} \\\\\frac{E_b}{E_r} = 1.426\\\\E_b = 1.426 E_r\)

Thus, the rate of photon emission for the blue laser and red laser is \(E_b = 1.426 E_r\).

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Answer:

To perform hands-only CPR, you want your non-dominant hand on top of your dominant hand and interlocking fingers, and push right under the breast bone 30 times. A good way to remember how fast you should perform CPR, listen to the beat of "Staying Alive." If the hands don't work after 30 times, pinch their nose, tilt their head back and blow two big breaths into their mouth, then do the chest pushing again. Keep repeating these steps until they respond, you feel a pulse, or 911 arrives.

Explanation:

I actually just learned how to do CPR this week it is really cool!

May I have Brainliest please? My next rank will be the highest one: A GENIUS! Please help me on this journey to become top of the ranks! I would really appreciate it, and it would make my day! Thank you so much, and have a wonderful rest of your day!

Answer:

O is an element and H2O2 is a compound.

Explanation:

O is a single element while H2O2 has 2 elements, which makes it a compound.

Answer:

stretching prior to an exercise is a great way to improve a range of motion, along with yoga and Pilates!

Answer:

The frequency is  5.4 × 10^14Hz

Explanation:

The frequency of yellow-green light with a wavelength of 560 nm is approximately 5.4 x 10¹⁴ Hz.

The frequency of yellow-green light with a wavelength of 560 nm can be calculated using the formula:

frequency = speed of light/wavelength

Where the speed of light is approximately 3.0 x 10⁸ meters per second.

First, we need to convert the wavelength from nanometers to meters by dividing by 10⁹:

560 nm = 560 x 10⁻⁹ m

Then, we can plug in the values and calculate the frequency:

frequency = (3.0 x 10⁸ m/s) / (560 x 10⁻⁹ m)

frequency ≈ 5.4 x 10¹⁴ Hz

Therefore, yellow-green light with a wavelength of 560 nm has a frequency of approximately 5.4 x 1014 Hz.

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