The global configuration command ip default-gateway 172. 16. 100. 1 is applied to a switch. What is the effect of this command?.

Explanation:

a) Velocity and acceleration of a car are parallel when the car is moving along a straight line in the same direction. For example, when a car is gaining speed as it moves forward in a straight line, both velocity and acceleration are directed in the same direction.

b) Velocity and acceleration of a car are anti-parallel when the car is moving along a straight line in the opposite direction. For example, when a car slows down while moving in a straight line, its acceleration is directed opposite to the direction of its velocity, or the other way around.

Answer:

a)

There is only one case where velocity and acceleration are parallel only when they are moving in the same direction.

b)

There are 3 cases where velocity and acceleration are antiparallel.

(i) When both are moving in different direction

   It means :

(ii) When the object is slowing down, where velocity and acceleration are in the opposite direction.

(iii) In case of motion reversal.

Explanation:

READ COMMITTED is the least restrictive isolation level that can prevent dirty reads.

The least restrictive isolation level that will prevent dirty reads is the READ COMMITTED isolation level. This level allows only committed data to be read by transactions. If a transaction is updating a row, it locks that row to ensure that other transactions can't read or modify the data until the transaction is completed and the lock is released. This means that dirty reads cannot occur since uncommitted data is not accessible.READ COMMITTED level allows for better concurrency and performance since it doesn't block other transactions from accessing other rows that are not being modified.

In conclusion, READ COMMITTED is the least restrictive isolation level that can prevent dirty reads.

To know more about isolation level visit:

brainly.com/question/30325261

#SPJ11

Answer:

mechanical energy

Explanation:

Answer:

When you fill it up its chemical energy but it gets transformed into mechanical energy.

Explanation:

The internal combustion engine, which is utilized in most automobiles, has allowed for the transfer of chemical energy into mechanical energy. This provides locomotion for the vehicle as it is driving.

To solve this problem, we can use the formula 1/f = 1/di + 1/do, where f is the focal length of the lens, di is the distance from the lens to the image, and do is the distance from the lens to the object.

We are given that the object is located 29.5 cm from the lens, and the lens forms a real image that is twice as high as the object. This tells us that the image is located on the same side of the lens as the object, and its distance from the lens is twice the distance of the object from the lens, or di = 2do.

Substituting these values into the formula, we get:

1/f = 1/(2do) + 1/do

Simplifying, we get:

1/f = 3/(2do)

Multiplying both sides by 2do, we get:

2do/f = 3

Solving for f, we get:

f = 2do/3

Substituting di = 2do, we get:

f = di/3

Substituting di = 2do and do = 29.5 cm, we get:

f = 59 cm/3

f = 19.7 cm

Therefore, the correct answer is e. 19.7 cm.
To find the focal length of a lens when an object is located 29.5 cm from it and the lens forms a real image that is twice as high as the object, you can use the lens formula:

1/f = 1/do + 1/di

where f is the focal length, do is the object distance (29.5 cm), and di is the image distance.

Since the image is twice as high as the object, the magnification is -2 (real image has a negative sign). Magnification (M) can be defined as:

M = -di/do

So, -2 = -di/29.5. Solving for di, we get di = 59 cm.

Now, substitute do and di in the lens formula:

1/f = 1/29.5 + 1/59

To find the common denominator, multiply 29.5 and 59:

1/f = (59 + 29.5)/(29.5*59)

1/f = 88.5/(29.5*59)

Now, solve for f:

f = (29.5*59)/88.5

f ≈ 19.7 cm

Therefore, the focal length of this lens is 19.7 cm (option e).

To know more about magnification visit

https://brainly.com/question/21370207

#SPJ11

No, since their gravity is powerful enough to keep them together even while the universe expands as a whole. Space is not expanding within clusters of galaxies.

A galaxy is a massive clump of gas, dust, and billions of stars and their solar systems bound together by gravity.

No, since their gravity is powerful enough to keep them together even while the universe expands as an entire.

Hence,space is not expanding within clusters of galaxies.

To learn more about the galaxy, refer to the link;

brainly.com/question/2905713

#SPJ1

To rewrite the displacement equations from Part A and Part B, we'll substitute in the x and y velocity values from time t = 0 and use the theoretical value of acceleration due to gravity.

Displacement equations for x-axis (horizontal motion):

1. x = (vx)t

  where vx is the initial velocity in the x-direction.

Displacement equation for y-axis (vertical motion):

1. y = (vy)t + (1/2)(g)(t^2)

  where vy is the initial velocity in the y-direction and g is the acceleration due to gravity.

1. Start by selecting cm as the mass measurement set to display.

2. Click on the Table label and check all x and y displacement and velocity data: x, y, vx, and vy.

3. Click Close to save the changes.

4. Now, let's rewrite the displacement equations using the given values.

  - For the x-axis displacement, substitute the initial x-velocity value (vx) at time t = 0 into the equation: x = (vx)t.

  - For the y-axis displacement, substitute the initial y-velocity value (vy) at time t = 0 and the acceleration due to gravity (g) into the equation: y = (vy)t + (1/2)\((g)(t^2\)).

Please note that the specific values for vx, vy, and g should be provided in the question or the given table. Make sure to substitute the correct values to obtain the numerical equations for x and y displacement.

For more such questions on velocity, click on:

https://brainly.com/question/29396365

#SPJ8

According to conservation of energy, the energy of interacting bodies in a closed system remains constant. The total energy of an isolated system remains constant; it is said to be conserved over a period of time.

Elastic energy is the mechanical implicit energy stored in the configuration of a material or physical system as it's subjected to elastic distortion by work performed upon it. Elastic energy occurs when objects are impermanently compressed, stretched or generally misshaped in any manner.

The mechanical energy is never lost forever , rather it gets converted to thermal energy because of the friction .

To know more about Law of conservation of energy ,visit:

https://brainly.com/question/29775341

#SPJ1

The forces acting along the axis of each of the three struts b, c, and d needed to support the 700-kg block are 10716.91 N, 15342.13 N, and 15342.13 N respectively.

The weight of an object is the force with which it is pulled downward due to gravity. It is given by the formula:

weight = mass × acceleration due to gravity

The acceleration due to gravity on the surface of the Earth is approximately 9.8 m/s². Therefore, the weight of an object can be calculated by multiplying its mass (m) by 9.8 m/s².

weight = mass × 9.8

Using the trigonometric relation of the tangent of an angle, the angle between strut c and the base surface is

Ф1 = tan⁻¹( 2.5/5)

Ф1 = 26.56⁰

it will be the same for strut d as well.

for strut b,

Ф2 = tan⁻¹( 2.5/3)

Ф2 = 39.80⁰

force acting along the axis of struts c and d will be

F1 = 700 × 9.8/ sinФ1

F1 = 15342.13 N

force acting along the axis of strut b will be

F2 = 700 × 9.8/ sinФ2

F2 = 10716.91 N

Therefore, the force acting along the axis of each of the three struts b, c, and d needed to support the 700-kg block is 10716.91 N, 15342.13 N, and 15342.13 N respectively.

To know more about weight, click here:

https://brainly.com/question/10069252

#SPJ4

Answer:

The distance between dots on a dot diagram represents the object's position change during that time interval. A large distance between dots indicates that the object was moving fast during that time interval. A small distance between dots means the object was moving slow during that time interval.

The angular velocity of the elbow during the elbow flexion exercise is approximately 416.25 degrees/s.

To calculate the angular velocity of the elbow during the elbow flexion exercise, we need to use the formula:

Angular velocity = (final angle - initial angle) / time

Here, the initial angle of the elbow is 22 degrees at 0.3 s and the final angle is 155 degrees at 0.62 s. Therefore, the change in angle is:

Final angle - Initial angle = 155 degrees - 22 degrees

= 133 degrees

The time taken for this change is:

Time = 0.62 s - 0.3 s

= 0.32 s

Substituting these values in the formula, we get:

Angular velocity = 133 degrees / 0.32 s

= 416.25 degrees/s

It is important to note that angular velocity is a vector quantity and has both magnitude and direction. The direction of the angular velocity in this case would be in the direction of the flexion movement of the elbow, which is clockwise when viewed from above the arm.

To learn more about angular velocity

https://brainly.com/question/14769426

#SPJ4

Answer:

The path difference must be equal to an integral (1 * lambda, 2 * lambda, -------n * lambda) number of wavelengths for constructive interference to occur.

The moment of inertia for the compound object is 0.00455 kg·\(m^{2}\)

The moment of inertia for a compound object made by gluing a 1 kg metal rod of length 0.2 m across a diameter of a 500 g wooden disk with a radius of 10 cm, we need to consider the moments of inertia of the rod and the disk separately.
First, let's calculate the moment of inertia for the metal rod. The moment of inertia of a uniform rod rotating about an axis perpendicular to its length and passing through its center is given by the formula: I_rod = (1/12) * m * \(L^{2}\), where m is the mass and L is the length of the rod. Plugging in the values, we get: I_rod = (1/12) * 1 kg * \((0.2 m)^{2}\) = 0.0033 kg·\(m^{2}\).
Next, let's calculate the moment of inertia for the wooden disk. The moment of inertia of a uniform disk rotating about an axis perpendicular to its plane and passing through its center is given by the formula: I_disk = (1/4) * m * \(r^{2}\), where m is the mass and r is the radius of the disk. Plugging in the values, we get: I_disk = (1/4) * 0.5 kg * \((0.1 m)^{2}\)= 0.00125 kg·\(m^{2}\).
Finally, to find the total moment of inertia of the compound object, we add the moments of inertia of the rod and the disk: I_total = I_rod + I_disk = 0.0033 kg·\(m^{2}\) + 0.00125 kg·\(m^{2}\) = 0.00455 kg·\(m^{2}\).
So, the moment of inertia for the compound object is 0.00455 kg·\(m^{2}\).

Learn more about: inertia

https://brainly.com/question/3268780

#SPJ11

Answer:

OA. ocean water is a solution

Explanation:

Answer:

. ... Because ultrasound sound waves have a difficult time traveling through the air, ultrasound gel is used to reduce the air between your patient and the transducer to reduce acoustic impedance and reflection to allow for a clear image to be produced

The magnetic force exerted on the wire is 1.29 N.

When a current-carrying wire is placed perpendicular to a magnetic field, it experiences a force known as the magnetic force. This force is given by the formula F = BIL, where F is the force in Newtons, B is the magnetic field strength in Tesla, I is the current in Amperes, and L is the length of the wire in meters. Plugging in the given values, we get F = (0.720 T) * (0.864 A) * (2.35 m) = 1.29 N. Therefore, the magnetic force exerted on the wire is 1.29 N.

For more questions like Force visit the link below:

https://brainly.com/question/30524491

#SPJ11

just ask safari

Explanation:

Answer:

Explanation:

Givens

delta mv = ?

m = 2 kg

vi = 6 m/s   right is positive

vf = - 4 m/s  left

Formula

delta mv = m (vf - vi)

Solution

delta mv = 2 * (-4 - 6)

delta mv = 2 * - 10

delta mv = - 20 kg m/s

Answer:

Its D Kr and Xe

Explanation:

Element from the same group have simmilar properties

If you now the atomic number ،its so easy to know how much electrons they have in outermost shell.

Answer:

D. Krypton and Xenon

Explanation:

Answer:

Energy is the ability to do work.

Explanation: Work is just the act of displaying something by applying force.

a) The eigenvalues are λn = (nπ)/l for n = 0, 1, 2, 3, ...

b) The final form of the concentration function for the diffusion process inside the circular tube is  u(x, t) = A0 + Σ An cos(λn x) e^(-λn^2kt).

Consider diffusion inside an enclosed circular tube. Let its length (circumference) be 2l.

Let x denote the arc length parameter where -l ≤ x ≤ l.

Then the concentration of the diffusion substance satisfies the partial differential equation:

ut = kuxx, -l < x < l,

subject to the boundary conditions:

u(-l, t) = u(l, t),   ux(-l, t) = ux(l, t).

(a) To find the eigenvalues, assume a separation of variables solution: u(x, t) = X(x)T(t). Substituting this into the diffusion equation, we get:

T'/(kT) = X''/X = -λ^2.

This gives two separate ordinary differential equations: T' = -λ^2kT and X'' = -λ^2X.

Solving the time equation gives T(t) = e^(-λ^2kt), and solving the spatial equation gives X(x) = A cos(λx) + B sin(λx), where A and B are constants.

To satisfy the boundary condition u(-l, t) = u(l, t), we require X(-l) = X(l), which gives:

A cos(-λl) + B sin(-λl) = A cos(λl) + B sin(λl).

This leads to the condition cos(λl) = cos(-λl), which holds when λl = nπ for n = 0, 1, 2, 3, ...

Thus, the eigenvalues are λn = (nπ)/l for n = 0, 1, 2, 3, ...

(b) Using the eigenvalues obtained in part (a), the concentration function can be written as:

u(x, t) = Σ (An cos(λn x) + Bn sin(λn x)) e^(-λn^2kt),

where the sum is taken over n = 0, 1, 2, 3, ...

To determine the coefficients An and Bn, we can use the initial condition u(x, 0) = f(x).

By multiplying both sides of the equation by cos(λm x) and integrating from -l to l, we find that all terms except the one with m = n vanish, due to the orthogonality of the eigenfunctions.

Similarly, multiplying by sin(λm x) and integrating gives Bn = 0 for all n.

Therefore, the concentration function becomes:

u(x, t) = A0 + Σ An cos(λn x) e^(-λn^2kt),

where the sum is taken over n = 1, 2, 3, ...

This is the final form of the concentration function for the diffusion process inside the circular tube.

Learn more about diffusion process from the given link

https://brainly.com/question/94094

#SPJ11

-- Well first of all, the waves are transverse waves.  The fibers in the rope, and the hand that generates the waves, are moving up and down, but the wave is moving to the right, towards the wall.  These directions are perpendicular.

-- Later on, after the waves reflect from the wall and travel back toward the hand, there are going to be standing waves on the rope.  But this is probably beyond the scope of the question.

The characteristic of X-rays make them useful for creating images of the skeletons of humans and other animals. X-rays are absorbed by denser tissues. Hence option 1 is correct.

Skeleton system is defined as the skeleton that makes up the human body. At birth, it has about 270 bones; at adulthood, after certain bones have fused together, it has about 206 bones. It is made up of tendons, ligaments, cartilage, and bones that link the two.

The density of the substance that X-ray beams pass through as they move through your body affects how much of it is absorbed. Dense materials like bone and metal show white on X-rays. The air in your lungs seems to be black.

Thus, the characteristic of X-rays make them useful for creating images of the skeletons of humans and other animals. X-rays are absorbed by denser tissues. Hence option 1 is correct.

To learn more about skeleton system, refer to the link below:

https://brainly.com/question/1628011

#SPJ1

Answer:

C. Increasing the vertical height from which the ball is thrown.

Explanation:

In this case, we understand that ball experiments a parabolical motion, which is the combination of horizontal uniform motion and vertical uniform accelerated motion, due to gravity. Equations of motion for the ball are described below:

\(x = x_{o}+v_{o,x}\cdot t\) (Eq. 1)

\(y = y_{o} + v_{o,y}\cdot t +\frac{1}{2}\cdot g\cdot t^{2}\) (Eq. 2)

Where:

\(x_{o}\), \(x\) - Initial and final horizontal positions, measured in meters.

\(y_{o}\), \(y\) - Initial and final vertical positions, measured in meters.

\(v_{o,x}\), \(v_{o,y}\) - Initial horizontal and vertical velocities, measured in meters per second.

\(g\) - Gravitational acceleration, measured in meters per second.

\(t\) - Time, measured in seconds.

Now we get (Eq. 2) and solve the expression for the time:

\(\frac{1}{2}\cdot g\cdot t^{2}+v_{o,y}\cdot t + (y_{o}-y) = 0\)

\(t = \frac{-v_{o,y}\pm\sqrt{v_{o,y}^{2}-2\cdot g \cdot (y_{o}-y)}}{g}\)

If \(v_{o,y} > 0\), \(g < 0\) and \(y_{o} -y < 0\), then maximum time occurs when:

\(t = \frac{-v_{o,y}+ \sqrt{v_{o,y}^{2}-2\cdot g \cdot (y_{o}-y)}}{g}\)

And,

\(v_{o,y}^{2}-2\cdot g\cdot (y_{o}-y)\geq 0\).

If \(y_{o}\) is increased, then \(y_{o} - y\) goes closer to zero and \(v_{o,y}^{2}-2\cdot g\cdot (y_{o}-y)\) becomes greater and time increased. Hence, we conclude that correct answer is C.

The velocity of the object at 5 s is 3.3 m/s.

As the quantity along the Y axis is out of display, I will solve the given problem assuming it to be the displacement.

We know that for x vs time graph, the slope of the line gives the velocity of the body under consideration.

Now for the given graph, the slope remains constant throughout, hence the velocity remains constant.

The distance at t=0 is 5 m and that at t = 3 seconds is 15 m

Hence the slope is given as V = 15 - 5 / 3 = 10/3 = 3.3 m/s

Now as the slope remains the same throughout, the velocity will be same for t = 5 seconds and be equal to 3.3 m/s.

So, The velocity of the object at 5 s is 3.3 m/s.

To learn more about Velocity, Here :

https://brainly.com/question/10941171?referrer=searchResults

#SPJ4

A wave is a disturbance that travels from one point to another in a medium. This disturbance can also be referred to as variation in energy. Light consists of energy derived from oscillating magnetic and electric fields. As light moves, it carries this energy from the source to another location. Also, waves have frequency and wavelength. Given these characteristics of light, we can conclude that

light is a kind of wave

The cost of using 50 W for one day or 24 hours is  dollar 0.12. The cost of using 800 W for 1 hour is 0.08 dollar.

Power is the rate of work done energy of  an object. Given that the cost of using 1 KWhr energy is dollar 0.10.

Then cost of using 50 W  or 0.05 KW in 24 hours is

0.05 × 24 ×  0.10  = 0.12 dollar

Cost of using 800 W or 0.08 KW per hour is 0.08 KWhr × 0.10 = dollar 0.08

Similarly, the cost of using 150 W in one month is find as follows:

150 W = 0.15 KW

energy used  = 0.15 × 30 × 24 hrs

cost = 0.15 × 30 × 24 hrs × 0.10 = dollar 10.8

The energy causing a cost of 2.5 dollar is 2.5/0.10 = 25 KWhr

power = 25 KWHr/24 hrs = 1.04 KW.

The energy causing a cost of 4 dollars is 4/0.10 = 40 KWhr

power =40 KWHr/24 hrs = 1.6 KW.

The energy causing the cost of 3 dollars  = 3/0.10 = 30 KWhr

then time = 30/100 W = 0.3 hr.

Find more on power;

https://brainly.com/question/3854047

#SPJ1

The description of the measurement is incomplete, and therefore it is impossible to determine the type of error.

What is Measurement?

Measurement is the process of quantifying or determining the size, amount, or degree of something using standard units or scales. It involves assigning a numerical value to a physical quantity, property, or characteristic of an object, event, or phenomenon.

Measurement is a fundamental tool used in science, engineering, commerce, and everyday life. It allows us to make comparisons, establish standards, and assess the accuracy and precision of our observations and experiments. Some common examples of measurements include length, mass, time, and volume, which are typically expressed in units such as meters, kilograms, seconds, degrees Celsius, and liters, respectively.

The error described in this case is systematic error, also known as a bias. The stopwatch consistently measures time intervals that are either longer or shorter than the actual time.

Learn more about Measurement from given link

https://brainly.com/question/13893070

#SPJ1

The focal length of the new eyeglasses is -25.64 cm

When a person has a vision problem, the doctor writes a prescription for eyeglasses that can help to correct their vision. This prescription is usually measured in diopters (D), which is a unit of measurement for the refractive power of lenses. The refractive power of lenses is the reciprocal of their focal length in meters, and it can be calculated as P = 1/f, where P is the power of the lens in diopters and f is the focal length in meters.

In this problem, the prescription for the new eyeglasses is −3.90 D. Using the equation P = 1/f, we can solve for the focal length:

-3.90 D = 1/f

f = -1/3.90 m^-1

f = -25.64 cm

Therefore, the focal length of the new eyeglasses is -25.64 cm. This negative value indicates that the lenses are diverging lenses, which are used to correct nearsightedness.

Learn more about focal length at: https://brainly.com/question/14055649

#SPJ11