An electron is moving in the ry plane. At timet a magnetic field B - 0.200 Tin thez-direction exerts a force on the electron equal to F - 5.50 x 10-18 N in the -y direction Part A What is the magnitude of velocity of the electron at this instant? Express your answer with the appropriate units.

Answer:

6 m/s East

Explanation:

Momentum = Mass . Velocity

26100 = 4350. Velocity

Velocity = 6m/s East

Answer:

29.36 \(m/s\) downwards

Explanation:

Use the equation \(v^{2} =u^{2} +2as\)

Choose upwards as positive

v=?

u= 57sin31 (vertical component of initial velocity)

a= -9.8

s=0

\(v^{2} = (57sin31)^2 +2(-9.8)(0)\)

v=29.36 \(m/s\) downwards

The two forces that are balanced in what we call gravitational equilibrium are c) outward pressure and gravity.

Gravitational equilibrium is the state in which two opposing forces balance each other out in a system, resulting in a stable equilibrium. Understanding this concept is crucial in astrophysics, as it can help explain the stability of stars, planets, and other celestial bodies.

The two forces that are balanced in gravitational equilibrium are the force of gravity and the outward pressure that results from the heat and radiation produced by the body. In the case of stars, for example, the inward pull of gravity is balanced by the outward pressure created by the energy produced through nuclear fusion in the star's core. This equilibrium allows the star to maintain a stable size and temperature over long periods.

It is essential to note that if the inward pull of gravity becomes stronger than the outward pressure, gravitational collapse can occur. This collapse can lead to the formation of a black hole or a supernova explosion.

Therefore, the correct answer to the statement is option C) outward pressure and gravity. The outward pressure created by internal heat and radiation balances the force of gravity, resulting in gravitational equilibrium.

To know more about gravitational equilibrium click here:

https://brainly.com/question/12666058

#SPJ11

Answer:

yes

Explanation:

The weight of the baseball is 1.47 N.

Weight is the gravitational pool of a body or an object.

To calculate the weight of the body, we use the formula below.

Formula:

Where:

From the question,

Given:

Substitute these values into equation 1

Hence, the weight of the baseball is 1.47 N.

Learn more about weight here: https://brainly.com/question/2337612

#SPJ1

Answer:

read this it might help some

When a moving object collides with a stationary object of identical mass, the stationary object encounters the greater collision force. When a moving object collides with a stationary object of identical mass, the stationary object encounters the greater momentum change.

Explanation:

Answer:

Distance: 1600 m Displacement: 0

Explanation:

The distance is because He ran 400 meters 4 times getting 1600 m

4*400=1600

The displacement is 0 because displacement is the total distnce away from the starting point and since he ran laps around the track in the end he ended up in the same spot as last time.

Answer:

When matter changes from one state to another, it either absorbs energy—as when chocolate melts—or loses energy. For example, if you were to place the melted chocolate in a refrigerator, it would lose energy to the cold air inside the refrigerator. As a result, the liquid chocolate would change to a solid again.

Explanation:

hope it helps u

Answer:

B: jack en poy

Explanation:

Rock paper scissors is a hand game played between 2 people and mostly used as a method of fairly choosing between two people just like the way flipping a coin, drawing straws, or even throwing dice is used to select a choice at times to settle a dispute or make an unbiased decision.

Now the Chinese garter is a popular game among Filipino children that requires flexibility, balance & coordination. This game is played in such a way that it is designed to revolve about an ordinary garter which is usually about two to three yards long and can be brought from sewing store.

Now, to select the first one to play, as stated above, a rock paper scissors game can be used to make an unbiased choice of who to start.

However, among Philipinos, this rock paper scissors game is called "jack en poy"

Thus, option B is correct

The final image is 16.69 cm to the left of the converging lens. To visualize the image, we can draw a ray diagram. The picture of the flower would appear upside down and smaller than the actual flower.

The image is formed by the converging lens, so we use the lens equation:
1/f = 1/do + 1/di
where f is the focal length of the converging lens, do is the object distance (distance from the object to the diverging lens), and di is the image distance (distance from the converging lens to the final image).
We know f = 5.85 cm, do = 52.5 cm - 11.7 cm = 40.8 cm, and the distance between the lenses is 6.79 cm.
Using the thin lens formula, we can find the image distance for the diverging lens:
1/f = 1/do - 1/di
where f is the focal length of the diverging lens. Solving for di, we get di = -23.48 cm.
Since the diverging lens produces a virtual image (negative di), the final image is formed by the converging lens. The distance from the converging lens to the final image is the sum of the distances between the lenses and the image distance for the diverging lens:
di final = di diverging + distance between lenses
di final = -23.48 cm + 6.79 cm = -16.69 cm
To know more about the final image visit :

https://brainly.com/question/13147714

#SPJ11

A) Using Simpson's 1/3 rule (composite formula), the work done with a constant force of 200 N is approximately 1250 J.

B) Using the MATLAB function trapz, the work done is approximately 7750 J.

Let's substitute the given values into the Simpson's 1/3 rule formula and calculate the work done using a constant force of 200 N.

A) Force (F) = 200 N (constant for all t)

Velocity (v) = 4t (0 ≤ t ≤ 5) and v = 20 + (5 - t)² (5 ≤ t ≤ 15)

Step size (h) = 0.25

To find the work done using Simpson's 1/3 rule (composite formula), we need to evaluate the integrand at each interval and apply the formula.

Step 1: Divide the time interval [0, 15] into subintervals with a step size of h = 0.25, resulting in 61 equally spaced points: t0, t1, t2, ..., t60.

Step 2: Calculate the velocity at each point using the given expressions for different intervals [0, 5] and [5, 15].

For 0 ≤ t ≤ 5: v = 4t For 5 ≤ t ≤ 15: v = 20 + (5 - t)²

Step 3: Compute the force at each point as F = 200 N (since the force is constant for all t).

Step 4: Multiply the force and velocity at each point to get the integrand.

For 0 ≤ t ≤ 5: F * v = 200 * (4t) For 5 ≤ t ≤ 15: F * v = 200 * [20 + (5 - t)²]

Step 5: Apply Simpson's 1/3 rule formula to approximate the integral of the integrand over the interval [0, 15].

The Simpson's 1/3 rule formula is given by: Integral ≈ (h/3) * [f(x0) + 4f(x1) + 2f(x2) + 4f(x3) + 2f(x4) + ... + 4f(xn-1) + f(xn)]

Here, h = 0.25, and n = 60 (since we have 61 equally spaced points, starting from 0).

Step 6: Multiply the result by the step size h to get the work done.

Work done: 1250 J

B) % Define the time intervals and step size

t = 0:0.25:15;

% Calculate the velocity based on the given expressions

v = zeros(size(t));

v(t <= 5) = 4 * t(t <= 5);

v(t >= 5) = 20 + (5 - t(t >= 5)).^2;

% Define the force value

F = 200;

% Calculate the work done using MATLAB's trapz function

\(work_t_r_a_p_z\) = trapz(t, F * v) * 0.25;

% Display the result

disp(['Work done using MATLAB''s trapz function: ' num2str(\(work_t_r_a_p_z\)) ' J']);

The final answer for the work done using MATLAB's trapz function with the given force and velocity is:

Work done using MATLAB's trapz function: 7750 J

For more such information on: force

https://brainly.com/question/12785175

#SPJ8

Answer:

I don't know how to get answer of this question

According to Ohm's law the current through circuit increases when resistance decreases. Thus as the resistance decreased to half, the current doubles from 3 A to 6A. Hence, option  C is correct.

Ohm's law states that, potential difference or voltage through a circuit is the product of current and resistance through the circuit. Hence, voltage is directly proportional to both current and resistance.

According to this law, V = IR. Thus, as resistance increases current decreases. It is given that the voltage is 12 V and current though a circuit is 3A, resistance will be 12/3 = 4 Ω.

If resistance reduces to half, that is to 2 Ω, then current will be

V/R = 12 / 2Ω = 6A.

Therefore, when resistance decreases to half, current will doubles . Hence, option C is correct.

To find more on Ohm's law, refer here:

https://brainly.com/question/1247379

#SPJ2

The average density of the balloon having a volume of 5.0 m³ is 0.4 kg/m³

The mass of the balloon with the enclosed gas = 2.0 kg

The volume of the balloon = 5 m³

The density of the air = 1.3 kg/m³

The density of the balloon can be found using the formula

               ρ = m/v

where ρ is the density of the balloon

          m is the mass of the balloon

          v is the volume of the balloon

Let us substitute the known values in the above formula, we get

                   ρ = 2 / 5

                      = 0.4

Thus, the density of the balloon is 0.4 kg/m³

Learn more about the density in

https://brainly.com/question/13799762

#SPJ4

A.1.2°C

The First Law of Thermodynamics states that heat is a form of energy, and thermodynamic processes are therefore subject to the principle of conservation of energy.

To find internal energy, you have to add the heat added in the system and work done in the system because the work done is not lost but rather it is added in the system.

Step 1

a)let

to add the energy it must have the same measure unit, so let's convert calories into Julies

remember that

b) now, replace in the formula

now, we have the change of internal energy

Step 2

now, let's find the change in temperature

Use the calorimetry formula.

where m is the mass, Q = heat energy, c = specific heat capacity, and ∆T = change in temperature

a)

let

now,

so, the answer is

A.1.2°C

Ghez's statement about "looking at a pebble at the bottom of a stream" refers to the difficulty of observing and studying black holes.

Ghez is referring to the fact that black holes are incredibly dense and have an intense gravitational pull that makes it difficult to observe them directly. Instead, scientists must infer their presence through the effects they have on nearby stars and other matter.

This requires extremely sensitive instruments and sophisticated techniques, much like trying to spot a pebble at the bottom of a stream. The comparison emphasizes the challenges involved in studying black holes and highlights the incredible achievements of Ghez and her colleagues in doing so.

To know more about stream, here

brainly.com/question/14311383

#SPJ1

Complete question is;

A baseball bat is a lever. Which of the following explains how a baseball bat differs from a lever like a pry bar?

A) In a baseball bat, effort force is smaller and is applied over a large distance, while the resistance force is smaller and is applied over a long distance.

B) In a baseball bat, effort force is smaller and is applied over a large distance, while the resistance force is smaller and is applied over a short distance.

C) In a baseball bat, effort force is larger and is applied over a short distance, while the resistance force is smaller and is applied over a long distance.

D) In a baseball bat, effort force is larger and is applied over a short distance, while the resistance force is smaller and is applied over a short distance.

Answer:

C) In a baseball bat, effort force is larger and is applied over a short distance, while the resistance force is smaller and is applied over a long distance.

Explanation:

The correct answer is option C. This is because unlike in a pry bar, the effort force when swinging a baseball bat is larger and it is applied over a short distance; and in return the resisting force is smaller and it's applied over a long distance.

\(\huge\underline{\underline{\boxed{\mathbb {EXPLANATION}}}}\)

The heat capacity is given by the expression:

\(\longrightarrow \sf{\triangle Q= m \triangle C \triangle T}\)

\(\longrightarrow \sf{Q= \: Heat}\)

\(\longrightarrow \sf{M= \: Mass}\)

\(\longrightarrow \sf{C= \: Specific \: Heat}\)

\(\longrightarrow \sf{T= \: Temperature}\)

\(\huge\underline{\underline{\boxed{\mathbb {ANSWER:}}}}\)

\( \leadsto\) When the \( \bm{heat}\) is measured in the calorimeter, we obtain a value, and since we know the mass of the material and we control the change in \( \bm{temperature}\) , we can then determine the specific heat "C" by simply remplazing in the expression.

The heat capacity of a material is its ability to absorb heat energy. There are different methods to determine the heat capacity of a material, depending on the specific conditions and resources available. Here are some common approaches:

It's imperative to note that heat capacity can vary with temperature, pressure, and other factors. Therefore, measurements or data should ideally be conducted or referenced within the appropriate range of conditions relevant to the specific application or analysis.

The magnitude and direction of the acceleration of the box if it is sliding down the ramp is  5.39 m/s² downwards.

The magnitude and direction of the acceleration of the box if it is sliding down the ramp is calculated as follows;

F(net) = ma

F - μmg = ma

where;

0 - 0.55 (4)(9.8) = 4a

-21.56 = 4a

a = -21.56/4

a = -5.39 m/s²

Learn more about acceleration here: https://brainly.com/question/14344386

#SPJ1

The Sweden

___________

Hi, you did not enter the text about the Suarez family, which makes it impossible for this question to be answered accurately. However, from the context of your question, it is possible to see that you want to know two positive and negative points that the Suarez family would observe when starting a planting of organic agriculture.

Among the negative points, we can say that organic agriculture has a high cost, as the techniques used in it require a greater number of resources, which can make not only the service more expensive, but also the product. A second negative point is that the techniques used in organic agriculture are more difficult than the techniques used in conventional agriculture, since all management of organic crops must be carried out without the application of chemical products.

Among the positive points, we can say that the growing number of consumers of organic products can increase the profit that the family will have from the sale of these products. In addition, the family will have healthier, less polluted and more productive land.

Answer:

Sample response: Organic farming would have higher costs, and would be more complex than conventional farming. However, the Suarez family could charge a higher price for organic produce. This type of farming also would be better for the land.

Explanation:

At the location marked by the red line, the total internal loading is -4 kN of shear force and 8 kNm of the moment.

The internal loading due to the support at the wall can be determined using the equation for the shear force (V) and the moment (M) at any point along the beam:

V = -wL/2 = -4*6/2 = -12 kN

M = 0 kNm

Next, we will determine the internal loading due to the uniform distributed load. The shear force (V) and the moment (M) at any point along the beam due to the uniform distributed load can be determined using the following equations:

V = wx = 42 = 8 kN

M = (wx)(x/2) = (42)(2/2) = 8 kNm

Finally, we will add the internal loading due to the support at the wall and the uniform distributed load to find the total internal loading at the location marked by the red line:

V_total = V_support + V_load = -12 + 8 = -4 kN

M_total = M_support + M_load = 0 + 8 = 8 kNm

So at the location marked by the red line, the total internal loading is -4 kN of shear force and 8 kNm of moment.

Learn more about internal loading here:

https://brainly.com/question/16618064

The complete question is:

A horizontal beam of length L = 6 m is supported by a wall at one end and a uniform distributed load of w = 4 kN/m is applied to the beam along its entire length. The internal loading at the location marked by the red line, which is located at a distance x = 2 m from the left end of the beam, needs to be determined.

#SPJ4

Answer:

30 m\ s Ans .....

Explanation:

Data:

f = 10 Hz

w = 3 m

v = ?

Formula:

v = fw

Solution:

v = ( 10)(3)

v = 30 m\ s Ans ........

My mommy wants to talk to you

Answer: Depends on their adaptions such as they may be able to change their color of their skin to camouflage to hide from predators or they are able to survive in harsh weather where they live in.

Explanation:

Answer: An adaptation is a very particular skill which helps an animal do the things they do in every day life .  Adaptation basically helps an animal survive in the environment they have decided to live in .

Hoped I helped -

Sleepy~

20 degrees South of West is 200° from the East in counter-clockwise direction.

The vector direction should always be described from the East in counter-clockwise direction. So,

If not mentioned in vector form, it can simply be described using two directions. Here it is given 20 degrees South of West. So, it lies in third quadrant. Up to west it is 180 degrees and 20 degrees South of West is given. So the vector direction is 180 + 20 = 200 degrees.

Therefore, 20 degrees South of West is 200°

To know more about vector direction

https://brainly.com/question/24197402

#SPJ1

Answer:

A. 30 cp. B. 60 cp. C. 200 cp. *D. 400 cp. 0

Answer:

It is 200 cp.

Explanation:

hope this helped!

The Rayleigh Waves advance in a backward-rotating, elliptical motion.

Rayleigh waves, also known as ground roll or ground motion, are a type of surface wave that travels along the interface between a solid medium, such as the Earth's crust, and an adjacent fluid or semi-fluid medium, such as the atmosphere or water. These waves are named after Lord Rayleigh, who first mathematically described them in the late 19th century.

Rayleigh waves are formed as a result of the interaction between compressional (P) waves and shear (S) waves near the Earth's surface. When an earthquake or other seismic event occurs, P waves and S waves are generated and propagate through the Earth's interior. As they reach the surface, they give rise to Rayleigh waves, which travel along the surface of the Earth.

Rayleigh waves have a rolling or elliptical motion, similar to the motion of ocean waves, and they move in a retrograde elliptical path. The particles of the medium through which Rayleigh waves pass move both horizontally and vertically in elliptical orbits, gradually decreasing in amplitude with depth. The motion of Rayleigh waves is primarily vertical and perpendicular to the direction of wave propagation.

One important characteristic of Rayleigh waves is that they have a slower velocity compared to P and S waves. This results in a longer period of ground motion and causes Rayleigh waves to have a larger amplitude, making them particularly destructive near the epicenter of an earthquake.

To know more about Rayleigh waves, visit

https://brainly.com/question/33376957

#SPJ11

The statement that 'the magnetic field due to a long straight wire at a point near it is inversely proportional to the square of the distance from the wire' is true.

The statement is true. When an electric current flows through a long, straight wire, a magnetic field is produced around the wire. The strength of the magnetic field is directly proportional to the magnitude of the current flowing through the wire. Additionally, the magnetic field produced by the wire is inversely proportional to the distance from the wire squared.

This relationship can be expressed mathematically using the Biot-Savart law, which states that the magnetic field dB at a point P due to a current element dl is given by:

\(dB = μ0/4π * (Idl x r) / r^3\)

where I is the current in the wire, μ0 is the permeability of free space, r is the distance between the current element and the point P, and dl is the length of the current element.

Integrating the expression for dB over the entire length of the wire gives the total magnetic field B at point P. Since the magnetic field is proportional to \(1/r^2,\) as the distance from the wire increases, the magnetic field strength decreases rapidly.

In summary, the magnetic field produced by a long, straight wire is inversely proportional to the square of the distance from the wire. This relationship is essential in many applications, including the design of transformers and motors.

Learn more about current

brainly.com/question/15141911

#SPJ11