Which spherical gaussian surface has the larger electric flux?.

The major academic purposes of homework are to help children: —review and practice what they have learned, get ready for the next day's class .

What is an academic person?

An academic is a person who holds a teaching and/or research position at an institution of higher education such as a university, academy, college, seminary, conservatory or institute of technology. The following are examples and counterexamples of who is typically considered an academic.

What means academic education?

Academic education is research-based and consists of academic bachelor's and master's programmes. For academic bachelor's programmes, the main aim is for students to continue their studies in a master's programme. Academic master's programmes are academically oriented but can also include a professional orientation.

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The diagram and information in the section "Stages of Photosynthesis" provide a coherent understanding of the light and dark reactions of photosynthesis.

The light-dependent reactions occur in the thylakoid membranes of the chloroplasts and are driven by light energy. The light energy is absorbed by pigments such as chlorophyll and converted into chemical energy in the form of ATP and NADPH. The light-dependent reactions also produce oxygen gas as a byproduct.

The ATP and NADPH produced in the light-dependent reactions are then used in the light-independent reactions, which occur in the stroma of the chloroplasts. The light-independent reactions, also known as the Calvin cycle, use carbon dioxide and the energy from ATP and NADPH to synthesize glucose and other organic compounds. The Calvin cycle does not directly require light, but it is dependent on the products of the light-dependent reactions.

Together, the light-dependent and light-independent reactions of photosynthesis form a coherent cycle that allows plants and other photosynthetic organisms to convert light energy into chemical energy in the form of glucose and other organic compounds. The diagram and information in the section "Stages of Photosynthesis" provide a clear visual and textual representation of this process, helping to develop a coherent understanding of the overall process of photosynthesis.

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A force perpendicular to the direction of the magnetic field and the direction of motion is applied to the wire's electrons.

When a conductive wire with free electrons is moved left to right across a table with a magnetic field pointing into it, the electrons in the wire experience a force called the Lorentz force. This force acts perpendicular to both the direction of the magnetic field and the direction of motion of the electrons.

As a result, the electrons in the wire are deflected to one side, creating a potential difference between the ends of the wire. This effect is known as electromagnetic induction and is the basis for many technologies such as electric generators and motors.

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Answer:

25 minutes

Explanation:

If the needle in the galvanometer is going up, the conclusion about the motion of the magnet is it must be moving right.

The galvanometer is the device used to detect the small current when moving coil is deflected.

When the magnet is moved towards or into the coil of wire, the magnetic field will change and voltage will be generated into the coil. The coil  must be moving to the right when galvanometer going up.

Thus, the conclusion about the motion of the magnet is, it must be moving to the right.

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The average emf that will be induced in the wire loop during the extraction process is 31.12 V.

A round circle of wire with a sweep of 13.0 cm and situated in the level xy-plane is situated in a district of uniform attractive field. Along the positive z-direction, which is up, a field of 1.7 T is directed.  In the event that the loop is removed from the field region within 2.9 milliseconds,

The typical emf that will be actuated in the wire circle during the extraction process= e =(π) r² B/t

                e = π × 169× 10⁻⁴ × 1.7/(2.9× 10⁻³)

                        = 31.12 V

The occurrence of a potential difference in a coil as a result of changes in the magnetic flux that passes through it is what we mean by this term. In simpler terms, when the flux linking with a conductor or coil changes, electromotive force, or EMF, is said to be induced.

Changes in magnetic flux are the most fundamental cause of an induced EMF. Putting a current conveying loop that is moving continually in a steady and static attractive field. EMF will be produced as a result of a change in the area vector brought about by this.

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The laws of conservation of energy and conservation of angular momentum direct that any rotating and collapsing cloud will end up as a spinning disk. That implies cloud will spin faster.

According to law of conservation of angular momentum of same mass, if the size of the collapsing cloud decrease, its it angular velocity should increase.

Formula for Angular momentum,

L =mrω^2

As L and m is constant , when r is decreased ω must increase. Then, cloud will spin faster.

Law of conservation when applied to angular momentum,  mean that momentum of a rotating object does not change unless external torque is applied. Torque here may refer to any outside force that acts upon the object to cause it to twist or rotate.

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Grant sprinted for 16.67 seconds when his average speed was 3.0 m/s.

With an average speed of 3.0 m/s, Grant sprints 50 meters to the right.

So, the distance covered (s)  = 50 m

Average speed (v) = 3.0 m/s

Now,

The formula for evaluating the time(t) is given by,

\(t = \frac{s}{v}\)

Now, Putting all the values in the formula to evaluate time, we get:

\(t = \frac{50}{3} = 16.67\)

Hence, Grant sprinted for 16.67 seconds.

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If I move 3 m east and 4 m north, then my displacement would be 5m.

In geometry and mechanics, displacement is defined as a vector whose length is the shortest distance from initial to the final position of a point P undergoing the motion.

If an object moves relative to the reference frame—for example, if professor moves to the right relative to whiteboard or passenger moves toward the rear of airplane—then object's position changes. And this change in position is known as displacement.

Given AB= 3m east and BC= 4m north

AC= √ 3² + 4²= 25

So, AC, displacement = 5m

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Electric potential energy Ue is the potential energy stored when charges are out of equilibrium (like gravitational potential energy). Electric potential is the same, but per charge, Ueq. An electric potential difference between two points is called voltage, V=Ue2q-Ue1q.

Answer:

See explanation below

Explanation:

There are multiple differences between electric potential energy and electric potential, but I want to include one major point -

The value of electric potential gives you the amount of work that needs to be done. This can be translated into a formula where the charge q has a potential energy of Vq with a potential of V - at a set distance r. Thus, electric potential is represented by V ( Volts ),

V = kq / r

_______________________________________________________

Electric potential energy is represented by U rather than V. Two charges are set with distance r,

U = k( q1 )( q2 ) / r

Hope that helps!

The distance from the central maximum to the fourth maximum in the interference pattern, when the double slits are illuminated with light of wavelength 440 nm, can be determined using the formula for the position of the nth maximum in a double-slit experiment:

y = n * λ * L / d
Given:
λ1 = 550 nm (wavelength of light for the third maximum)
y3 = 2.0 cm (distance from the central maximum to the third maximum)
λ2 = 440 nm (wavelength of light for the fourth maximum)
Using the formula, we can calculate y4:
y4 = 4 * λ2 * L / d
Substituting the given values into the equation:
y4 = 4 * (440 nm) * L / d
Therefore, the distance from the central maximum to the fourth maximum is given by 4 times the product of the wavelength (440 nm) and the distance L divided by the distance between the double slits (d). However, the values of L and d are not provided in the question, so the exact distance cannot be determined without that information.

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The average speed of person is  21.87 m/s.

Given data:

The first 100 m distance is covered in 5 minutes.

Next, 200 m distance is covered in 7 minutes.

And finally, the distance of 50 m is covered in 4 minutes.

The average speed of any object is defined as the total distance covered by object in an entire journey divided by the total time taken to cover the journey. The mathematical expression for the average speed of person is,

\(v_{av.}=\dfrac{D_{total}}{t_{total}}\\\\\\v_{av.}=\dfrac{100 +200+50}{5+7+4}\\\\\\v_{av.}=21.87 \;\rm m/min\)

Thus, we can conclude that the average speed of person is  21.87 m/min.

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We know, formula of capacitance in parallel plate capacitor is given by :

\(C = \dfrac{\epsilon_o A}{d}\)

Here, \(\epsilon_o = 8.85 \times 10^{-12} \ F.m^{-1}\)

So,

\(A = \dfrac{Cd}{\epsilon_o}\\\\A = \dfrac{1.11 \times 10^{-9}\times 8.89 \times 10^{-7}}{8.85\times 10^{-12}}\\\\A = 1.11 \times 10^{-4}\ m^2 \ or \ 1.11 \ cm^2\)

Hence, this is the required solution.

Answer:

7.09797297 • 10^-7

Explanation:

You just follow the formula:

C = εA/d

ε = 8.85 • 10^-12

A = 8.89 • 10^-7

D = 1.11• 10 ^-9

So:

C = (8.85 • 10^-12)(8.89• 10^-4)/1.11 • 10 ^-9 = 7.09797297 • 10^-7

Good Luck!  :)

Answer:

The chef can make 8 casseroles

Explanation:

Units Conversion

We need to recall 1 gallon = 16 US cups.

A casserole needs 1 cup of milk, and the chef has 0.5 gallons of milk. Those 0.5 gallons are equivalent to 0.5*16 = 8 cups, thus the chef can make 8 casseroles.

the half-life of the radioactive element is approximately 8.56 seconds.

The formula for radioactive decay is given by

\(N = N_oe^{(-λt)}\)

The half-life of a radioactive element is calculated using the formula given below: t1/2 = (ln 2) / λ

Given, the radioactive element has diminished by 7/8 of its original amount in 30 seconds.

This means the amount remaining after 30 seconds is 1/8 of the original amount.

N / N₀ = 1/8 = e^(-λt)

We know that N₀ / N = 8.

Therefore, 8 = e^(-λt)

Take the natural logarithm of both sides: ln 8 = ln (e^(-λt))

This can be simplified as follows:

ln 8 = -λt ln e => ln 8 = -λt

Solve for λ by dividing both sides by -t:

λ = (ln 8) / (-t)

Substitute t = 30 s and simplify:

λ = (ln 8) / (-30)λ

= -0.0807...t1/2 = (ln 2) / λ

= (ln 2) / (0.0807...)

≈ 8.56 s

Therefore, the half-life of the radioactive element is approximately 8.56 seconds.

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The statement "voyager 2 should reach the nearest stars (besides the sun) in about 500 years" is false.

Voyager 2, launched in 1977, is currently traveling at a speed of about 34,000 miles per hour (54,700 kilometers per hour). At this speed, it would take tens of thousands of years for Voyager 2 to reach even the closest stars in our Milky Way galaxy, which are several light-years away.

The spacecraft's primary mission was to explore the outer planets of our solar system, and it is now on an interstellar trajectory, but its journey is primarily aimed at studying the space environment beyond our solar system rather than reaching specific stars.

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The spinning tube of air created by winds moving in opposite directions to tip upwards and become vertical because of the updraft of wind in a supercell. Hence, option (A) is correct.

As a deep, continuously revolving updraft known as a mesocyclone, a supercell is a type of thunderstorm. This causes these storms to occasionally be called spinning thunderstorms.

Supercells, which are the least frequent and have the potential to be the most severe of the four types of thunderstorms (supercell, squall line, multi-cell, and single-cell), are the least common overall.

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Answer:

Energy is always reused. Energy cannot be created or destroyed because it always turns into some other type of energy.

Explanation:

The strength of the electric force depends on the amount of charge on each object and the distance between them. Electric force, also known as Coulombic force, is a fundamental force of nature that is responsible for the interaction between charged particles. It is a long-range force that can be either attractive or repulsive depending on the charges of the particles involved.

The electric force between stationary charged objects is a force that arises due to the presence of an electric charge. When two or more stationary charged objects are in close proximity to one another, the electric force between them will cause them to attract or repel one another depending on their charges. Like charges repel each other, while opposite charges attract each other. The electric force between two stationary charged objects can be calculated using Coulomb's Law. According to Coulomb's Law, the magnitude of the electric force between two point charges is directly proportional to the product of their charges and inversely proportional to the square of the distance between them. Mathematically, the formula for Coulomb's Law is given as F = k * q1 * q2 / r^2, where F is the force, k is Coulomb's constant, q1 and q2 are the magnitudes of the charges, and r is the distance between the charges.

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Answer:

It's change will form the nitride ion

According to Kepler's first law of planetary motion, planets revolve around the sun such that the sun is always at one of its foci. This law is also known as the law of orbits.

According to Kepler's Second Law of planetary motion, a planet will cover equal amounts of area in an equal period of time if a line is drawn from the sun to the planet. This implies that the planet moves more slowly away from the sun and faster towards it.

According to Kepler's third Law of Planetary Motion, the squares of the orbital periods of the planets are directly proportional to the cubes of their semi-major axes.

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Answer:

A crossroads of trade is a place where many trade routes converge, often leading to the exchange of goods and ideas between different cultures. Historically, cities and towns located at crossroads of trade have been important centers of commerce and cultural exchange. For example, the ancient city of Alexandria in Egypt was a crossroads of trade between Europe, Africa, and Asia, and played a key role in the exchange of goods and ideas between these regions. In modern times, cities such as Dubai and Singapore have become important crossroads of trade due to their strategic location and well-developed infrastructure for transportation and logistics.

The prove of  Angle XYZ- Angle NYM is given below:

Note that from the image given;

Since ∠XYZ is said to be congruent to ∠NYM it can be proven by the use of the reflexive property.

The reflexive property is one that informs that any shape is regarded congruent to itself.

Since ∠NYM has a different way to call ∠XYZ that uses a different vertexes, but the sides are made up of the two angles which are said to be the same.

Therefore , ∠XYZ ≡ ∠NYM are proved by the reflexive property.

Since ΔXYZ is the same with Δ NYM, it can be proven by the AA (angle-angle) similarity theorem.

We have 2 angles Δ XYZ and Δ NYM:

Note that ∠YXZ ≡ ∠YNM

              ∠XYZ ≡ ∠NYM

So,  ΔXYZ is said to be the same to ΔNYM and it is proven by the AA similarity theorem.

Therefore, The prove of  Angle XYZ- Angle NYM is given below:

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Answer:

1. parrael

2. corresponding angles theorem

3. NYM

4. AA

Explanation:

just took it

A battery rating given in ampere-hours measures the total amount of charge the battery can deliver over time.

A battery rating given in ampere-hours (Ah) quantifies the total amount of charge a battery can deliver over a specific period of time. It represents the product of the battery's current (in amperes) and the duration of discharge (in hours) until the battery is depleted.

For example, a 5 Ah battery can supply a current of 1 ampere for 5 hours or 0.5 amperes for 10 hours before it is fully discharged. Ampere-hours provide a measure of a battery's capacity or energy storage capability.

This rating is commonly used for rechargeable batteries in various applications, such as automotive batteries, portable electronics, and renewable energy systems, allowing users to estimate the battery's performance and plan their usage accordingly.

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A magnetic field of magnitude 0.300 T is oriented perpendicular to the plane of a circular loop. According to the Faraday's law of electromagnetic induction, the emf induced in a coil is directly proportional to the rate of change of magnetic flux .

which is given as;emf = -NdΦ/dtwhere, N = number of turns in the coil,dΦ/dt = rate of change of magnetic fluxThus, the main ans to this question is the emf induced in the circular loop. The explanation for the emf induced in a circular loop can be given as follows; The magnetic flux through a circular loop of area A is given by;Φ = B*AWhere,B = magnetic field strength A = area of the circular loop Hence, the rate of change of magnetic flux can be given as;dΦ/dt = dB/dt *

A Therefore, the emf induced in the circular loop can be given as;emf = -NdΦ/dtemf = -N*dΦ/dtTherefore,emf = -N * d(B*A)/dtemf = -N * A * dB/dt Given, B = 0.300 T Therefore, dB/dt = 0The magnitude of magnetic field and the area of the circular loop are given .Hence, the emf induced in the circular loop can be found by using the following formula; emf = -N * A * dB/dtemf = -N * A * 0Therefore,emf = 0

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The given electric field and magnetic field expressions, we can write the equation for the Poynting vector as:
S = (1/μ₀) * [(6.0 × 10^(-3) V/m) sin [2((x/18m) - (t/(6.0 × 10^(-8) s)))] * (6.0 × 10^(-3) V/m) sin [2((x/18m) - (t/(6.0 × 10^(-8) s)))]] / c.

The equation for the associated magnetic field can be derived from the given electric field. According to the properties of electromagnetic waves, the magnetic field is perpendicular to the electric field and oscillates in phase with it. The equation for the magnetic field (B) can be written as:

B = (E/c),

where c is the speed of light in a vacuum (approximately 3.0 × 10^8 m/s). Substituting the given electric field expression, we have:

B = (6.0 × 10^(-3) V/m) sin [2((x/18m) - (t/(6.0 × 10^(-8) s)))] / c.

The Poynting vector (S) represents the directional energy flux carried by an electromagnetic wave. It is given by the cross product of the electric field (E) and the magnetic field (B) divided by the permeability of free space (μ₀). Therefore, the equation for the Poynting vector is:

S = (1/μ₀) * (E × B),

where μ₀ is the permeability of free space (approximately 4π × 10^(-7) T·m/A). Substituting the given electric field and magnetic field expressions, we can write the equation for the Poynting vector as:

S = (1/μ₀) * [(6.0 × 10^(-3) V/m) sin [2((x/18m) - (t/(6.0 × 10^(-8) s)))] * (6.0 × 10^(-3) V/m) sin [2((x/18m) - (t/(6.0 × 10^(-8) s)))]] / c.'

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Answer:

Hii! ^^

Explanation:

It is given that by using track and cart we can record the time and the distance travelled and also the speed of the cart can be recorded. With all this data we can solve questions on the laws of motion.  

Like using the first law of motion we can determine the force of gravity acting on the cart that has moved a certain distance and the velocity or the speed of card has already been registered and since time is known putting the values in formula would help us calculate the gravitational pull acting on cart.

Happy To Help! ^^

Density of mercury The density of liquid mercury is 13.6g cm3 . 68 moles of mercury are there in 1 liter of the metal.

What is density ?

The term "density" refers to the ratio between the volume (the amount of space taken up by an object or substance) and the amount of matter contained therein (its mass). The amount of mass per unit of volume is another method to define density. An object has a high density if it is both heavy and small.

What is mole ?

A mole is the atom's elementary particle, an ion. The mole of the substance is always related to the Avogadro number. The mole is always associated with the weight or mass of the element or substance. The standard unit of a mole is mol. The mole is a significant factor of the reactant and products to form an equation. A mole calculates the atom, ion, and substance weighs.

Therefore, Density of mercury The density of liquid mercury is 13.6g cm3 . 68 moles of mercury are there in 1 liter of the metal.

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Answer:

\(s = \frac{d}{t} = \frac{250}{30} \\ \boxed{speed = 8.3 \: m .{sec}^{ - 1} }\)