What do you think will be the pressure result of the current experimental conditions?

If the separation of the plates is reduced to d/2, the magnitude of the electric field halfway between the plates will be twice as strong as the original electric field and will be equal to 2E.

The electric field between two parallel plates that are a distance d apart and have a charge Q on one plate and a charge -Q on the other is given by: E = (1/2ε0)(Q/d)Where ε0 is the permittivity of free space. If the separation between the plates is reduced to d/2, the charge Q remains the same, and therefore the electric field between the plates will be twice as strong. Thus, the magnitude of the electric field halfway between the plates will be 2E.

According to Coulomb's Law, two charges Q and -Q, separated by a distance d, create an electric field between them. If the charges are distributed uniformly on two large, flat, horizontally oriented insulating plates, the electric field is perpendicular to the plates and is equal to the electric field produced by the charges at any point between the plates.The electric field between two parallel plates that are a distance d apart and have a charge Q on one plate and a charge -Q on the other is given by: E = (1/2ε0)(Q/d)Where ε0 is the permittivity of free space. Thus, if the separation of the plates is reduced to d/2, the electric field will become E' = (1/2ε0)(Q/(d/2)) = (1/2ε0)(2Q/d) = E + E where E is the electric field when the separation between the plates is d/2. Therefore, the magnitude of the electric field halfway between the plates when the separation between the plates is d/2 is 2E.

The electric field between two parallel plates that are a distance d apart and have a charge Q on one plate and a charge -Q on the other is given by E = (1/2ε0)(Q/d). If the separation of the plates is reduced to d/2, the magnitude of the electric field halfway between the plates will be twice as strong as the original electric field and will be equal to 2E.

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The distance on the screen from the unscattered slit image to the first-order violet line is 0.00514 cm.

What is Transmission?

In physics, transmission refers to the passage of waves, particles, or energy through a medium or barrier, without any change in the shape or form of the wave. This can occur in various contexts, such as the transmission of electromagnetic waves (such as light) through a material, the transmission of sound waves through the air, or the transmission of particles (such as electrons or ions) through a solid-state material.

The distance d between the central bright fringe and the first-order bright fringe for a transmission diffraction grating is given by:

dλ = mD

where λ is the wavelength of light, m is the order of the bright fringe, D is the distance between the grating and the screen, and d is the distance between adjacent slits on the grating.

For a hydrogen spectrum, the wavelengths of the first three visible (first-order) lines are:

λ_1 = 656.3 nm (red line)

λ_2 = 486.1 nm (blue-green line)

λ_3 = 434.0 nm (violet line)

The distance between adjacent slits on the grating is:

d = 1/325 mm = 0.00308 cm

The distance between the grating and the screen is D = 2.6 m = 260 cm.

For the first-order red line (m = 1, λ = 656.3 nm), we have:

dλ = mD

0.00308 cm * 656.3 nm = 1 * 260 cm * x

Solving for x, we get:

x = (0.00308 cm * 656.3 nm) / 260 cm = 0.00776 cm

So, the distance on the screen from the unscattered slit image to the first-order red line is 0.00776 cm.

For the first-order blue-green line (m = 1, λ = 486.1 nm), we have:

dλ = mD

0.00308 cm * 486.1 nm = 1 * 260 cm * x

Solving for x, we get:

x = (0.00308 cm * 486.1 nm) / 260 cm = 0.00579 cm

So, the distance on the screen from the unscattered slit image to the first-order blue-green line is 0.00579 cm.

For the first-order violet line (m = 1, λ = 434.0 nm), we have:

dλ = mD

0.00308 cm * 434.0 nm = 1 * 260 cm * x

Solving for x, we get:

x = (0.00308 cm * 434.0 nm) / 260 cm = 0.00514 cm

So, the distance on the screen from the unscattered slit image to the first-order violet line is 0.00514 cm.

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Answer:

In the case of the blackish-yellow powder, the black color is due to the presence of a iron and yellow color is due to sulfur. As the iron has retained its original properties it has got attached to the magnet. Thus the blackish-yellow powder is considered a mixture.

Explanation:

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The downward force of the atmosphere on the book is equal to the pressure of the atmosphere multiplied by the surface area of the book's cover and it is calculated to be 5 N.

Atmospheric pressure is the pressure exerted by the weight of the Earth's atmosphere on objects on or near the surface of the Earth. It is caused by the gravitational attraction of the Earth on the gases in the atmosphere. The atmospheric pressure varies with altitude, temperature, and weather conditions, and is typically measured in units of pressure such as pascals (Pa) or kilopascals (kPa).

Force = Pressure x Area

Where:

Pressure = 100 kPa (given)

Area = 0.05 m² (given)

Substituting the given values, we get:

Force = 100 kPa x 0.05 m²

Force = 5 N

Therefore, the downward force of the atmosphere on the book is 5 N.

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In the equation sinθ = λ/a for single-slit diffraction, θ is the phase angle between the extreme rays.

Define diffraction.

Waves spread out as they move through an aperture or around objects, which is known as diffraction. It happens when the aperture's or obstacle's size is of the same order of magnitude as the wave's wavelength. Nearly all of the wave is blocked at very small aperture sizes.

Phase angle is the term used to describe a specific time interval within a cycle that is measured from an arbitrary zero and expressed as an angle. In addition, one of the most crucial aspects of a periodic wave is a phase angle.

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Given: mass of ice = 30g, specific heat of ice = 336 Jg^-1K^-1, specific heat of water = 4186 Jg^-1K^-1

Let x be the heat energy supplied to melt the ice. Heat energy required to raise the temperature of 30g of ice from 0°C to 0°C (its melting point) is given by: Q1 = mass x specific heat of ice x change in temperature, Q1 = 30g x 336 Jg^-1K^-1 x (0 - 0) = 0 J. Since 80% of the heat supplied completely melts the ice, the remaining 20% of the heat energy supplied is used to raise the temperature of the melted ice (now water) from 0°C to 0°C: Q2 = 0.2 x total heat energy supplied, Q2 = 0.2 x x. The total heat energy supplied is given by: total heat energy supplied = Q1 + Q2, x = (total heat energy supplied - Q1)/0.2, x = (336 Jg^-1K^-1 x 30g - 0)/0.2

x = 201600 J. Therefore, the total heat energy supplied to melt the ice completely to water at 0°C is 201600 J.

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Answer:

V = - 1 m/s

Explanation:

Given:

m₁ = 8 kg

V₁ = 4 m/s

m₂ = - 9 m/s

__________

V - ?

Law of conservation of momentum for inelastic impact:

m₁·V₁ + m₂·V₂ = (m₁ + m₂)·V

8·4 - 5·(-9) = (8 + 5)·V

- 13 = 13·V

V = - 13 / 13 = - 1 m/s

Sticky bars move to the left at a speed of 1 m/s

Answer:

there are 5 atoms of H per molecule of NH4OH we have

Answer:

A

Explanation: I don't think I ever heard of Crystalization being apart of the rock Cycle but I could be wrong hope this helps

When a force is applied to an object, it can cause a change in the object's motion or state of rest.

If the force is unbalanced, it can cause the object to accelerate or decelerate, resulting in a change in speed or direction. The effect of the applied force depends on the mass and nature of the object, as well as the magnitude and direction of the force. Additionally, the object may experience other effects, such as deformation or compression, depending on the type and direction of the force applied. Understanding the effects of applied forces is crucial in fields such as engineering, physics, and mechanics.

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--The complete question is, When force is Applied  on an object describe effect of action applied. --

The time of motion of the stone when it hits the bottom is 3.41 seconds.

The time of motion is the time taken for an object travel form its initial position to final position.

The time taken for the stone dropped from the given height to hit the bottom of the well is calculated as follows;

h = vt + ¹/₂gt²

where;

h = ¹/₂gt²

2h = gt²

t² = 2h/g

t = √(2h/g)

t = √(2 x 57 / 9.81)

t = 3.41 seconds

Thus, we can conclude that when the stone is dropped, it takes more than 3 seconds to hit the bottom of the well.

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Answer:

The comparisons are;

The height of the bromine in the 50 ml beaker will be twice that of the 100 ml beaker

The measurement of the volume with the 50 ml beaker will be more accurate than the measurement taken with the 100 ml beaker, because the differences in the height of the bromine in the 50 ml beaker is more obvious than the differences measured with the 100 ml beaker.

The actual volume of bromine in both beakers will be equivalent

Explanation:

The properties of a liquid are;

1) The volume of a liquid is relatively fixed at conditions that are suitable for it to remain in the liquid state compared to the volume occupied by a gas

2) A liquid will assume the shape of a container in which it is placed

3) The surface of a liquid in a container is flat due in order that the attractive forces between the molecules of the liquid at the surface and inside the body of the liquid should be in equilibrium

Therefore, given that the volume of the Bromine is measured in 50 ml beaker and a 100 ml beaker, there will be differences in the measured height of the same volume of bromine in each beaker.

Answer:

Mined materials are needed to construct roads and hospitals, to build automobiles and houses, to make computers and satellites, to generate electricity, and to provide the many other goods and services that consumers enjoy.

Explanation:

Hormones are substances that communicate with your organs, skin, muscles, and other tissues through your blood to coordinate various bodily functions.

It serves as a sensory organ (touch, temperature detection), aids in temperature control, protects against mechanical, thermal, and physical injury as well as hazardous substances, prevents moisture loss, reduces the harmful effects of UV radiation, has an immune system that can detect diseases, etc.

The six primary functions of the skin are: protection, absorption, excretion, secretion, regulation, and sensation.

Our first line of defence against harmful chemicals, radiation, and poisons is our skin.

The outside world is kept at bay by a skin barrier. is the first line of defence against potentially harmful microbes.

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Hurricane propagation is the process through which a hurricane moves from one location to another.

Winds from throughout the world direct hurricanes. The environmental wind field, commonly referred to as the dominant winds, is what directs a cyclone along its course. The hurricane moves in the direction of this wind field, which affects the hurricane's speed of movement.

The northeast trade winds move these hurricanes toward the United States.

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Answer:

The answer is B

The terrestrial world shown in this visible-light photo is Earth.

Earth is a terrestrial planet, meaning it is a rocky planet like Mercury, Venus, and Mars. It is the third planet from the sun and is the only known planet to have life.

Visible light can be used to capture images of many different terrestrial worlds, including planets, moons, and asteroids in our solar system, as well as exoplanets orbiting other stars. If you could provide more context or details about the photo in question, I may be able to help you identify the terrestrial world shown.


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The relative humidity at the surface  is 63.55%. Relative Humidity (RH) refers to the measure of the degree of water vapor present in the atmosphere as compared to the maximum amount of water vapor required for saturation at that temperature.

In order to determine the relative humidity at the surface of the given problem, we will first need to determine the saturation vapor pressure at

-16.9°C.1.

Using the Tetens formula, we get;

es = \(6.11 × 10 ^ ((7.5T)/(T + 237.3))\)

Here,

T = -\(16.9°Ces = 6.11 × 10 ^ ((7.5(-16.9))/( -16.9 + 237.3))= 1.07 kPa2\).

Using the Clausius-Clapeyron relation, we get;

e = \(es × e^[-L/R (1/T - 1/T0)]\)

Here, L is the latent heat of vaporization of

water = \(2.45 × 10 ^ 6 J/kg\)

R is the specific gas constant for water

vapor = 461.5 J/kg K.1/T

is the Kelvin temperature at which es occurs,

i.e. (-16.9 + 273) = 256 K.1/T0

is the Kelvin temperature of the surface dew point temperature,

i.e. \((12 + 273) = 285 K.e = 1.07 kPa × e^[-(2.45 × 10 ^ 6 / 461.5)(1/256 - 1/285)]= 0.68 kPa3.\)

The relative humidity at the surface is given by;

RH = (e/es) × 100RH = (0.68/1.07) × 100= 63.55%

Therefore, the relative humidity at the surface of the given problem is 63.55%.

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The minimum speed that must be given to the pail at the highest point of the circle if no water is to spill from it can be determined using the equation for centripetal acceleration.

Centripetal acceleration is given by the equation a = v²/r, where v is the speed, and r is the radius of the circle.

At the highest point of the circle, the centripetal acceleration must be equal to the acceleration due to gravity, g, in order for no water to spill from the pail.

Setting the two equations equal to each other and solving for v gives:

v²/r = g

v² = g*r

v = √(g*r)

Therefore, the minimum speed that must be given to the pail at the highest point of the circle if no water is to spill from it is √(g*r), where g is the acceleration due to gravity, and r is the radius of the circle.

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Explanation:

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..........

To convert gr 1 (grain) to mg, you would multiply the number of grains by 64.8. Therefore, 1 grain is equal to 64.8 mg.

To convert a measurement from one unit to another, we need to use a conversion factor that relates the two units. In this case, we want to convert from grains (gr) to milligrams (mg).

The conversion factor between grains and milligrams is 1 gr = 64.8 mg. This means that for every 1 grain, there are 64.8 milligrams. We can use this conversion factor to convert any given number of grains to milligrams.

For example, if we have 5 grains and want to know how many milligrams that is, we would multiply 5 grains by 64.8 mg/gr. This gives us:

5 gr * 64.8 mg/gr = 324 mg

So, 5 grains is equal to 324 milligrams.

Similarly, if we want to convert 1 grain to milligrams, we just need to multiply 1 grain by the conversion factor of 64.8 mg/gr. This gives us:

1 gr * 64.8 mg/gr = 64.8 mg

So, 1 grain is equal to 64.8 milligrams.

Therefore, to convert any number of grains to milligrams, we simply multiply the number of grains by 64.8.

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Answer:

F = 316.22 N

Explanation:

Given that,

The wind blows a jay bird south with a force of 300 Newtons.

The  jay bird flies north, against the wind, with a force of 100  newtons.

Both the forces are acting perpendicular to each other. The net force is given by the resultant of forces as follows :

\(F=\sqrt{300^2+100^2} \\\\F=316.22\ N\)

Hence, the net force on the jay bird is 316.22 N.

The direct answer to your question is that electric engines can be more than 80% efficient and even up to 90% efficient while combustion engines are 30 to 45% efficient.

Electric motors make vehicles substantially more efficient than internal combustion engines. Electric motors convert over 85 percent of electrical energy into mechanical energy, or motion, compared to less than 30 to 40 percent for a gas combustion engine.

These efficiencies are even lower after considering losses as heat in the drivetrain, which is the collection of components that translate the power created in an electric motor or combustion engine.

• Motor efficiency: 85..90%

• Battery load efficiency: 80..90 %

• Battery discharge efficiency: 80..90 %

• Power generation efficiency at power: 30..40 %

• Transfer efficiency from the powerplant to the reloading station: 90..95 %

• Energy conversion efficiency AC to DC: 90..95 %

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Answer:

You could conclude the 2nd fact

Explanation:

The conclusion will be that she died before 4-5 hours and she has been poisoned.

It is found that the 19 years old female was found in the woods and she finds lying her face down and also the lividity is present on the backside of the woman.

First of all, we will understand what is lividity. Lividity is the process in which the color of the body changes and it starts after 1-4 hours of death.

lividity occurs when the blood does not pump the blood in the body and the blood is collected to the particular area where the gravity is acting.

If the body is found face down with signs of blanching on its back, it suggests to forensic scientists that the individual had likely died on their back and been moved.

If the body color changes to red cherry then it can be predicted that the individual died from carbon mono oxide poisoning

If the body color changes to pink it can be due to cyanide poisoning.

Thus the conclusion will be that she died before 4-5 hours and she has been poisoned.

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Radioactivity is a part of our earth - it has existed all along. Naturally occurring radioactive materials are present in its crust, the floors and walls of our homes, schools, or offices and in the food we eat and drink. There are radioactive gases in the air we breathe. Our own bodies - muscles, bones, and tissue - contain naturally occurring radioactive elements.

Answer:

brainless plsss

The individual effect of salinity reduced organism performance in 43% of the observations, including decreased survival and growth, increased osmolyte content in bodily fluids, altered metabolic rates, etc.

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The height of the hill, given the radius and mass of the Earth can be found to be 2.5 km.

We can use the conservation of energy to solve this problem. The potential energy of the stone at the top of the hill is equal to its gravitational potential energy, which is given by:

PE = mgh

Solving for height , we get:

h = (G x M x m) / (R x m x g)

h = (6.67 x 10^-11 x 6 x 10^24 x 40) / ((6.4 x 10^6 + h) x 9.8)

h = 2.5 km

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