Hi
Which circuit charge the cap and which discharge cap? and
why?

Answer:

The answer is c

Explanation:

i had the same question and you have to believe me and if you don't that will be on you

The particles that are in the interior of the atom are the nucleons while the particles at those on the shells are the electrons.

Atoms are composed of three types of subatomic particles: protons, neutrons, and electrons.

Protons: Positively charged particles that are found in the nucleus of an atom. The number of protons in an atom's nucleus is called its atomic number, which determines the identity of the element.

Neutrons: Neutral particles that are also found in the nucleus. The number of neutrons in an atom can vary, and they help to determine the mass of an atom.

Electrons: Negatively charged particles that occupy the electron cloud or shells surrounding the nucleus. Electrons are much lighter than protons and neutrons and are involved in chemical reactions. The arrangement of electrons in an atom determines its chemical properties and reactivity.

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When a brick (brickA) is resting on a rough incline, the friction force acting on the brick along the incline depends on a few factors. First, let's discuss the forces acting on the brick (brickA). The weight of the brick acts vertically downward due to gravity, and this force can be represented as the weight vector. We can decompose the weight vector into two components: one parallel to the incline (weight_parallel) and one perpendicular to the incline (weight_perpendicular).

The friction force acting on the brick (brickA) along the incline is opposing the component of the weight vector parallel to the incline (weight_parallel). The force of friction is determined by the product of the normal force (which in this case is equal to weight_perpendicular) and the coefficient of friction between the brick and the incline (brickC).
Now, let's analyze the given options:
A. Equal to the weight of the brick - This is incorrect, as the friction force is only equal to the weight_parallel component, not the entire weight of the brick.
B. Less than the weight of the brick - This is correct. The friction force acting on the brick along the incline is opposing the weight parallel component, which is always less than the total weight of the brick.
C. Greater than the weight of the brick - This is incorrect, as the friction force is only acting against the weight parallel component and cannot be greater than the total weight of the brick.
D. Zero - This is incorrect. Since the brick is on a rough incline, there will be a friction force acting against the weight parallel component.
So, the correct answer is B. The friction force acting on the brick along the incline is less than the weight of the brick.

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The property of a transverse wave that stays the same even as the wave's energy and other properties change is the wavelength.

The correct option to the given question is option a.

The wavelength is the distance between two successive points of the wave that are in phase. As the wave's energy and amplitude change, the distance between two successive points of the wave that are in phase remains the same.

This is because wavelength is determined by the frequency of the wave and the speed of propagation. The frequency of the wave is the number of cycles of the wave that occur in one second, while the speed of propagation is the rate at which the wave travels through a medium.

If the frequency of the wave and the speed of propagation remain the same, then the wavelength will also remain the same even as the wave's energy and other properties change. This property is known as the characteristic of the wave.The amplitude is the maximum displacement of a point on the wave from its rest position. The frequency is the number of cycles of the wave that occur in one second. The rest position is the position of the medium when it is not disturbed.

Hence, wavelength of a transverse wave remains same even as the wave's energy and other properties change.

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0.0080 ×10 8 m/s² is the magnitude of the acceleration of a proton at rest at point c

0.016×10 8  m/s² is the magnitude of the acceleration of a proton at rest at point d

We apply here faraday, law,

∮C→E⋅d→l=dϕmdt

For a uniform electric field;

∮C→E⋅d→l=E(2πr)∮

Here,

r = radius of the circle

Since we see that the magnetic field is perpendicular to the area of the circle, then the magnetic flux will be,

ϕm=2πrB  (B= magnetic field)

E=r/2 dB/dt

Now, the force on the  proton will be at distance r from the center of the circle ,

F=qE=ma

Written as,

a=qEm

Here,

q=1.6×10−19 C ( charge of the proton)

m=1.67×10−27 kg ( mass of the proton)

Thus,

a=qr/2m dB/dt

to find at point C,

we know that

r=1 cm=0.01 m

a=1.6×10−19 C X 0.01 m  X 0.6 T/s  / 2 ×1.67×10−27 kg

=0.0080 ×10⁸ m/s2

At the point D,

We know that,

r=2 cm = 0.02 m

Then,

a=1.6×10−19 C×0.02 m×0.6 T/s / 2×1.67×10−27 kg

=0.016×10⁸  m/s2

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The electron drift speed in a copper wire with a cross-sectional area of 7.4x10⁻⁷ m² carrying a current of 1 A is approximately 10⁻⁴ m/s.(D)


1. Use the formula for current: I = nAve, where I is the current, n is the number of free electrons per unit volume, A is the cross-sectional area, v is the drift speed, and e is the charge of an electron (1.6x10⁻¹⁹ C).

2. Substitute the given values: 1 A = (8.4x10²⁸ electrons/m³)(7.4x10⁻⁷ m²)(v)(1.6x10⁻¹⁹ C).

3. Solve for v: v = 1 A / [(8.4x10²⁸ electrons/m³)(7.4x10⁻⁷ m²)(1.6x10⁻¹⁹ C)] ≈ 10⁻⁴ m/s.(D)

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Answer:

The respiratory system is lined with a mucous membrane that secretes mucus. The mucus traps smaller particles like pollen or smoke. Hairlike structures called cilia line the mucous membrane and move the particles trapped in the mucus out of the nose.

Explanation:

The expected genotype frequencies for the classroom PTC tasting data would be approximately:TT = 0.36 Tt = 0.48 tt = 0.16.To calculate the expected allele and genotype frequencies assuming Hardy-Weinberg Equilibrium, we need to determine the allele frequencies and use them to calculate the genotype frequencies.

Let's assume the "taster" allele is represented by "T" and the "non-taster" allele is represented by "t".

1. Calculate the allele frequencies:

The total number of individuals in the population is 147 (tasters) + 98 (non-tasters) = 245.

The frequency of the "T" allele (p) can be calculated as the number of "T" alleles divided by the total number of alleles:

p = (2 * number of tasters + number of heterozygotes) / (2 * total number of individuals)

  = (2 * 147 + 0) / (2 * 245)

  = 294 / 490

  = 0.6

The frequency of the "t" allele (q) can be calculated as:

q = 1 - p

  = 1 - 0.6

  = 0.4

2. Calculate the genotype frequencies:

The expected genotype frequencies can be calculated using the Hardy-Weinberg equation:

TT = p^2

Tt = 2pq

tt = q^2

TT = (0.6)^2

  = 0.36

Tt = 2 * 0.6 * 0.4

  = 0.48

tt = (0.4)^2

  = 0.16

Therefore, the expected genotype frequencies for the classroom PTC tasting data would be approximately:

TT = 0.36

Tt = 0.48

tt = 0.16

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Water cycle basically involves the change of water into liquid to vapour and again to liquid states through a cyclic manner .

The answers are

Answer:

Albert Einstein was from Germany he was born theoritical physicist, from childhood only he loved mechanical toys, he was highly gifted in Mathematics, He was a world citizen and a scientific genius too. His contribution were:

1) he developed the theory of relativity

2) he also discovered the process of nuclear fission

3)he developed the quantum theory of specific heat

4)theory of stimulated emission, on which laser device technology is based

5) law of photoelectric effect

hope it helped you :)

Answer:

it's true I'm pretty sure

Answer:

the answer is true.I'm sure

Spectroscopy is the technique that astronomers most frequently apply to determine the creation of stars, planets, and other objects.

Therefore , on conclusion i.e. each element has its own unique set of wavelengths that it can absorb light at. Based on these wavelengths, astronomers can determine the composition of an object from its spectra. Spectroscopy is the technique that astronomers most frequently apply to determine the build of stars, planets, and other objects.

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Answer:

50 kmph

Explanation:

300 / 6 = 50

Answer:

It is an educated guess

Explanation:

let me know if the bottom ones need to be answered too.

Besides Titan, the moon Enceladus is another moon of Saturn for which we have observed evidence of liquids either on its surface or subsurface.

Enceladus is a small moon with a cracked and geologically active surface. Through observations made by the Cassini spacecraft, it was discovered that Enceladus has a subsurface ocean of liquid water beneath its icy crust. This subsurface ocean is believed to be in direct contact with a rocky core and is kept in a liquid state due to tidal heating caused by the gravitational interactions with Saturn and other nearby moons. Evidence of the subsurface ocean includes geysers of water vapor and icy particles erupting from cracks on Enceladus' surface. These geysers, known as "cryovolcanoes," spew material into space, forming a plume around the moon. The Cassini spacecraft was able to fly through these plumes, capturing samples and detecting the presence of water vapor, organic molecules, and other compounds. The presence of liquid water on Enceladus, along with the potential for hydrothermal activity in its subsurface ocean, makes it an intriguing target for astrobiological investigations. It provides opportunities to study the potential for life beyond Earth and understand the dynamics of icy moons in the outer solar system.

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Answer:

2

cos

(

x

)

−

√

3

=

0

2

cos

(

x

)

-

3

=

0

5

3

y

+

5

2

=

5

5

3

y

+

5

2

=

5

x

−

4

≥

0

Explanation:hopefully this helps you

The box accelerates down the incline at 2.4m/s^2.

A mass m particle will slide down a smooth inclined plane if it is released onto it with a friction force F=0. We resolve in the direction of motion to determine the particle's acceleration as it slides. F = ma, mg cos(90) = ma, gg cos(90) = a, gg sin() = a.

By using zigmaFx = max, we will determine the acceleration.

However, we must first determine the friction force Ff.

Because cos 30 degree = 0.866 and Fy = ma y = 0 result in FN - 0.87mg = 0, we may calculate FN as (0.87)(20Kg)(9.81 m/s2) = 171N.

From Ff = mue FN = 0.30)(171 N)= 51N, we can now calculate Ff.

We get Ff - 0.50mg = ma x 51N - (0.50)(20)(9.81)N = (20kg)(ax) from the expression zigmaFx = max, where ax = -2.35 m/s2.

At 2.4 m/s2, the box quickens its descent of the hill.

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Answer:

C

Explanation:

You will hear a lower pitch of sound than your teacher who is directly below the bell.

The pitch of a sound refers to how high or low the sound is. If a sound is high we say that it has a high pitch and vice versa.

We must note that the closer you are the bell the higher the pitch of the bell sound you hear. Hence, you will hear a lower pitch of sound than your teacher who is directly below the bell.

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Answer:

True

Explanation:

because if your body image is negative your holistic health is will affect

Answer: Imma say balanced

Explanation:

Because if u pull one side of a skate board at 10n and your friend pulls the other side of the skate board at 10n it will be balanced because it doesn't move.

Answer:

Avery

Explanation:

15 Kilometers is faster than 10 Kilometers

A surveyor has a steel measuring tape that is calibrated to be 100.000 mm long, with an accuracy of ±1 mm. This means that the actual length of the measuring tape can vary within a range of ±1 mm from the calibrated length.

The accuracy of ±1 mm implies that the measurements taken with the tape may have a maximum deviation of 1 mm from the true value. For example, if the measuring tape is used to measure a distance of 1000 mm, the actual value could range from 999 mm to 1001 mm due to the ±1 mm accuracy.

It is also mentioned that the measuring tape is calibrated at a temperature of 20 °C. This calibration temperature is important because the length of materials, including steel, can change with temperature due to thermal expansion or contraction. At temperatures other than 20 °C, the measuring tape may have a slightly different actual length, which should be taken into account for accurate measurements.

To ensure accurate measurements, it is common practice for surveyors to apply correction factors based on the temperature deviation from the calibration temperature. These correction factors account for the thermal expansion or contraction of the measuring tape and help compensate for any temperature-related length variations.

Overall, the provided information specifies the calibrated length of the steel measuring tape, its accuracy, and the temperature at which it was calibrated. These details are essential for understanding the limitations and considerations when using the measuring tape for surveying or measurement purposes.

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The Milky Way contains hundreds of billions of stars and at least that many planets, as well as gas, dust, and dark matter. It is a spiral galaxy with a diameter of about 100,000 light-years, and it has several satellite galaxies, including the Large and Small Magellanic Clouds, and the Sagittarius Dwarf galaxy.

The Milky Way is the galaxy that our Solar System is a part of. It is a spiral galaxy, meaning that it has a flat disk-like structure with spiral arms that contain stars, gas, and dust. The galaxy is estimated to be about 100,000 light-years across and about 1,000 light-years thick.

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Answer:

Distance is 50m

Displacement is 0m

Explanation:

Distance is based on the amount of length you covered, regardless of where you end.

Displacement only considered where you started and where you ended, which is at the same spot in this case. Therefore, no displacement.

The fill in the gap answer is given below:

   From there, it is pumped to the lungs through two vessels called the pulmonary arteries.

   These arteries are an exception to the rule since they carry oxygenated blood to the lungs.

   Gas exchange occurs in the lungs at the alveoli.

   Blood enters the left atrium of the heart.

Blood must be distributed to all of the body's cells (1). Oxygen first enters the body when inhale (2). Oxygen is carried by red blood cells (3). Deoxygenated blood travels through the vena cava (4) to the right atrium (5) of the heart. It first enters the right ventricle (6), and is pumped to the lungs for gas exchange (7), where oxygen is taken in and carbon dioxide is expelled.     From there, it is pumped to the lungs (8) through two vessels called the pulmonary (9) arteries. 10 Oxygenated blood to the Body(11), 12 Gas exchange occurs in the lungs at the Alveoli 13,    From the lungs, 14. oxygenated blood travels through the 15. pulmonary veins, and enters the 16. left side of the heart. This is also an exception to the rule as these veins carry 17. oxygenated blood to the heart. 18. Oxygenated blood first enters the 19. left atrium, then moves to the 20. left ventricle, Then it is pumped out through the aorta (21) onto the body (22) and distributed to the cells body (23).

Blood is a bodily fluid that circulates through the circulatory system of an organism, carrying oxygen, nutrients, hormones, and waste products to and from the cells. Blood is made up of red and white blood cells, platelets, and plasma. Red blood cells are responsible for carrying oxygen, while white blood cells help the body fight infections and diseases.

Therefore,  Platelets play a role in blood clotting, and plasma is the fluid portion of blood that contains proteins and other substances. Blood plays a vital role in maintaining the health and well-being of an organism.

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See transcribed text below

Directions: Summarize how blood travels throughout the body using the following terms

and the sentence frames below. Each word should be used just once.

capillaries blood  venacava left  oxygen heart  upper

eftatrium  oxygenated  lungs  pulmonary  right atrium  deoxygenated

red blood cells  inhale  pulmonary  right ventricle lungs lower  Gas exchange

ventricle  oxygenated  aorta

1 must be distributed to 2l of the body's cells, Oxygen first

enters the body when | 2 Oxygenis carried by 3,

inthe 4. Deoxygenated blood travels through the inferior and superior

5 Itfirst enters the 6. . and is pumpedto the

T From there, it is pumped to the 8 through two vessels

called the 9. areries. These arteies are an exception to the rule

since they carry 10 bloodtothe

1 2 occurs inthe lungs at the 13,

From the lungs, 14. blood travels through the

15. veins, and enters the 16. side of the heart. This is also

an exception to the rule because these veins carry 17. bloodtothe

18, Oxygenated blood frstenters the 19, then moves to the left

2 Then itis pumped out through the 21 ontothe

2 and 23 body

Answer:

225 meters

Explanation:

45*5 or 225 meters.

Hope this helps plz hit the crown :D

In Thomson's experiment, when electrons enter a region of uniform magnetic field with strength B and length L, they experience a deflection through an angle θ ≈ (eBL)/(m), assuming small angles. This deflection angle is determined by the charge of the electron (e), the magnetic field strength (B), the length of the magnetic field region (L), and the mass of the electron (m).

When electrons enter a region with a uniform magnetic field, they experience a force known as the Lorentz force, given by F = q(v x B), where q is the charge of the particle, v is its velocity, and B is the magnetic field vector.

In Thomson's experiment, the electric field is turned off, so the electrons only experience the magnetic force. The force causes the electrons to move in a circular path due to the magnetic field acting as a centripetal force.

The deflection angle can be determined by considering the circular motion of the electrons. The centripetal force is provided by the magnetic force, so we can equate these forces: q(v²/r) = qvB, where r is the radius of the circular path.

Since the electrons are deflected through a small angle, we can approximate sin(θ) ≈ θ for small angles. Therefore, we can rewrite the equation as: qvB = mv²/r. From here, we can solve for the deflection angle θ by considering the radius of the circular path, which is related to the length of the magnetic field region: r = L.

Rearranging the equation, we have: θ = (qvBL)/(mv²). Since the mass of an electron is very small compared to its charge, we can approximate mv² as 2E, where E is the kinetic energy of the electron. Substituting this approximation, we get θ ≈ (eBL)/(2E). Since E = mv²/2, we can further simplify it to θ ≈ (eBL)/(2mv²), which can be written as θ ≈ (eBL)/(m).

Therefore, for small angles, the electrons in Thomson's experiment are deflected through an angle θ ≈ (eBL)/(m), where e is the charge of the electron, B is the magnetic field strength, L is the length of the magnetic field region, and m is the mass of the electron.

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The electron in a ground-state H atom absorbs a photon of wavelength 97. 25 nm.  Energy level till where the electron move is 4

Rydberg's equation is formula which signifies relation of wavelength of incident photon and the energy level.

Rydberg's equation is used to find out the relation between the wavelength and the Energy Levels:

1/λ = RZ² (1/n₁² - 1/n₂²)

where, λ is wavelength = 97.25 nm

           R is the Rydberg constant = 1.0967 × 10⁷ m

           n₁ is the initial energy level i.e. the Ground state, n₁  = 1

           n₂ is the higher energy level

On substitution of the above value:

1/97.25 × 10⁻⁹ = 1.0967 × 10⁷ ( 1 -  1/n₂²)

On solving,

⇒ n₂ = 4

Hence, the higher energy level is 4

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