A 24 N force is applied to an object that moves 10. m in the SAME direction during the time that the force is applied. How much work is done to the object

The list of power sources from the lowest net energy to the highest net energy can be ordered as follows: a) PV (photovoltaic) cells, b) nuclear, and c) hydroelectric.

a) PV cells, also known as solar panels, convert sunlight directly into electricity. Although they are a renewable and environmentally friendly energy source, their net energy is relatively low compared to other sources. The efficiency of PV cells varies, but on average, it is around 15-20%. Their output depends on factors such as sunlight intensity, location, and the angle of installation.

b) Nuclear power comes from the process of nuclear fission, in which atoms of uranium are split to release a large amount of energy. Nuclear power plants are capable of producing a significant amount of electricity. However, the net energy of nuclear power is limited by the high costs of constructing and maintaining nuclear plants, as well as the management and disposal of radioactive waste. Despite these limitations, nuclear power has a higher net energy than PV cells.

c) Hydroelectric power is generated by harnessing the kinetic energy of flowing water to produce electricity. This method of energy production has the highest net energy among the three sources listed. Hydroelectric plants have high efficiency rates, typically around 90%, and are able to produce electricity consistently. Moreover, they have lower greenhouse gas emissions and a longer life span compared to other power sources. The major constraint for hydroelectric power is the availability of suitable locations with ample water resources, such as rivers and dams.

Hence the order would be a, b and then c.

To know more about power, refer to the link below:

https://brainly.com/question/28582522#

#SPJ11

Answer:

Some slaves had to shave their hair just so they could be humilated.

Explanation:

The principal difference between an MHD generator and a conventional generator lies in their operational mechanisms.

While conventional generators work by converting mechanical energy into electrical energy through the use of electromagnetic induction, MHD generators produce electricity by utilizing a combination of magnetic and electric fields to ionize a conductive gas and create a flow of charged particles.

Additionally, MHD generators can operate at higher temperatures and pressures than conventional generators, allowing for more efficient energy production.

However, MHD generators are more complex and expensive to build and maintain than conventional generators, and they require a constant source of high-temperature gas to function.

Learn more about generator at https://brainly.com/question/12585384

#SPJ11

The Hawthorne studies contributed to the understanding of human behavior in the workplace and emphasized the importance of considering social and psychological factors in organizational settings. However, they were not specifically focused on lighting experiments and did not provide the momentum for them.

The Hawthorne studies were a series of experiments conducted at the Western Electric Hawthorne Works in Chicago from 1924 to 1932. These studies aimed to examine the relationship between workplace conditions and productivity.

While the Hawthorne studies made significant contributions to the field of industrial and organizational psychology, they were not specifically focused on lighting experiments. Instead, the studies investigated various factors such as lighting, rest breaks, work hours, and employee involvement in decision-making, among others.

The Hawthorne studies are known for their unexpected findings related to the "Hawthorne Effect," which refers to the phenomenon where individuals modify their behavior in response to being observed or participating in an experiment. The studies demonstrated that social and psychological factors, such as employee satisfaction, group dynamics, and management attitudes, had a significant impact on productivity and workplace outcomes.

Overall, the Hawthorne studies contributed to the understanding of human behavior in the workplace and emphasized the importance of considering social and psychological factors in organizational settings. However, they were not specifically focused on lighting experiments and did not provide the momentum for them.

To know more about momentum visit

https://brainly.com/question/30677308

#SPJ11

Answer:

The IMF

Explanation:

The IMF can influence solar weather by disrupting the earth's magnetosphere. The effect is like widening a hole; making more energy and particles enter the magnetosphere.

Hope this helps:)

the force between the two wires if they are separated by 2.50 cm is 0.525 N.

Given that force F between two parallel wires carrying electric currents is inversely proportional to the distance d between the wires and that a force of 0.750 N exists between wires that are 1.75 cm apart and that we are supposed to find the force between them if they are separated by 2.50 cm.

Let the initial force be F₁ and the initial distance be d₁.

Therefore, we can write the relationship between force and distance as;

F₁d₁ = F₂d₂

Where

;F₁ = 0.750 N (initial force)

d₁ = 1.75 cm (initial distance)

F₂ = ? (force at new distance)

d₂ = 2.50 cm (new distance)

Let us find F₂;F₁d₁ = F₂d₂F₂ = F₁d₁/d₂

Now substitute the values we know;

F₂ = (0.750 N x 1.75 cm) / 2.50 cmF₂ = 0.525 N

Therefore, the force between the two wires if they are separated by 2.50 cm is 0.525 N.

learn more about force here

https://brainly.com/question/25239010

#SPJ11

Answer:

I think its C, even with the typo.

Answer:

B

Explanation:

Gravity, the attractive force between all masses, is what keeps the planets in orbit. Newton’s universal law of gravitation relates the gravitational force to mass and distance

The force of gravity is what gives us our sense of weight. Unlike mass, which is constant, weight can vary depending on the force of gravity (or acceleration) you feel. When Kepler’s laws are reexamined in the light of Newton’s gravitational law, it becomes clear that the masses of both objects are important for the third law, which becomes a3 = (M1+ M2) × P2. Mutual gravitational effects permit us to calculate the masses of astronomical objects, from comets to galaxies.

If two vectors are represented both in magnitude and direction by the two adjacent sides of a triangle taken in an order, then their resultant is given by the third side taken in the reverse order.

Resultant vector :

                         R = sqrt of A^2 + B^2 + 2ABcosθ

given :

          A = 200 units

          B = 300 units

          θ = 30 degrees

∴ R = sqrt of 200^2 + 300^2 + 2(200)(300)cos35

the answer is 477.805656

Answer:

A: Scientists agree that the earth's rising temperatures are fueling longer and hotter heat waves, more frequent droughts, heavier rainfall, and more powerful hurricanes.

Explanation:

Answer:

Number of Significant Figures: 3

The Significant Figures are 2 3 5

Explanation:

Frozen preparations such as ice cream, sorbet, gelato, granite can be melted and refrozen, except gelato which cannot be melted and refrozen. This is because the ice cream, sorbet, and granite all contain a high content of fat which allows them to melt and refreeze successfully without becoming damaged.

However, the process of freezing the gelato forms tiny ice crystals, which provide its unique texture. If gelato is melted, it will lose its texture and will not re-freeze successfully.A gelato is a dense Italian ice cream that has a creamy texture and has a lower fat content than traditional ice cream. It is made by mixing milk, sugar, and flavorings, such as nuts or chocolate, and then churned to incorporate air into the mixture.

So, the ice cream, sorbet, and granite all contain a high content of fat which allows them to melt and refreeze successfully without becoming damaged.

Learn more about Frozen at

https://brainly.com/question/29861913

#SPJ11

Answer:

yeet your welcome bro

Explanation:

The coordinates of the event in system K can be found using the Lorentz transformation equations, and they are  (10/3 m, 3.5 m, 3.5 m, 8/3 m/c).

The Lorentz transformation equations relate the coordinates of an event in one reference frame to the coordinates of the same event in another reference frame that is moving with a constant velocity relative to the first reference frame.

The equations are as follows:

x = γ(x' + vt')

y = y'

z = z'

t = γ(t' + vx'/c^2)

Where γ is the Lorentz factor, which is given by:

γ = 1/√(1-v^2/c^2)

In this case, v = 0.8c, so γ = 1/√(1-(0.8c)^2/c^2) = 5/3.

Plugging in the values for x', y', z', t', v, and γ into the Lorentz transformation equations, we get:

x = (5/3)(2 m + (0.8c)(0)) = 10/3 m

y = 3.5 m

z = 3.5 m

t = (5/3)(0 + (0.8c)(2 m)/c^2) = 8/3 m/c

Therefore, the coordinates of the event in system K are (10/3 m, 3.5 m, 3.5 m, 8/3 m/c).

To know more about  Lorentz transformation equations, refer here:

https://brainly.com/question/29655824#

#SPJ11

Answer:

the answer is 11 N left

Explanation:

there is more force being applied in the direction left, so the ball will move left. to find the net force that the ball will move in that direction subtract the force being applied in the opposite direction. so, 16N-5N=11N. your answer in 11 N left.

According to the given statement a work function of 2.16 ev for its surface then the cutoff wavelength for the photoelectric effect in this metal is 9.14 x 10^-7 meters.
We need to understand the function of the work function and how it relates to the photoelectric effect. The work function is the minimum energy required to remove an electron from the surface of a metal. The photoelectric effect occurs when photons of light with sufficient energy strike a metal surface and eject electrons, creating a current.
The cutoff wavelength is the shortest wavelength of light that can cause the photoelectric effect in a particular metal. To find the cutoff wavelength, we can use the formula:
λ cutoff = hc/Φ
Where λ cutoff is the cutoff wavelength, h is Planck's constant, c is the speed of light, and Φ is the work function of the metal.
Substituting the values given in the question, we get:
λ cutoff = (6.626 x 10^-34 J s x 3 x 10^8 m/s) / (2.16 eV x 1.6 x 10^-19 J/eV)
Simplifying, we get:
λ cutoff = 9.14 x 10^-7 m

Therefore, the cutoff wavelength for the photoelectric effect in this metal is 9.14 x 10^-7 meters.
This is a more than 100-word answer that explains the function of work function and how it relates to the photoelectric effect, and provides the formula and calculation to find the cutoff wavelength for the given metal.
To find the cutoff wavelength for the photoelectric effect in the metal with a work function of 2.16 eV, we need to use the following equation:
work function = (hc) / λ
where:
- work function is 2.16 eV (1 eV = 1.6 x 10^(-19) J)
- h (Planck's constant) = 6.63 x 10^(-34) J·s
- c (speed of light) = 3 x 10^8 m/s
- λ (cutoff wavelength)
First, convert the work function to joules:
work function (J) = 2.16 eV * 1.6 x 10^(-19) J/eV = 3.456 x 10^(-19) J
Next, rearrange the equation to solve for λ:
λ = (hc) / work function
Finally, plug in the values and solve:
λ = (6.63 x 10^(-34) J·s * 3 x 10^8 m/s) / 3.456 x 10^(-19) J
λ = 5.725 x 10^(-7) m
The cutoff wavelength for the photoelectric effect in this metal is approximately 5.725 x 10^(-7) m or 572.5 nm.

To know more about Wavelength visit:

https://brainly.com/question/7143261

#SPJ11

For the diffraction grating, the slits spacing should be comparable to the wavelength of length incident on the grating to observe the phenomenon of diffraction.

The wavelength of light considered for the for diffraction ranges from,

By simplifying the given value in meters,

As the value of 1000 nm fall in this range and thus, considered as most reasonable slit spacing.

Hence, option 2 (1000 nm) is the correct answer.

\(\sf{\pink{\underline{\underline{\blue{QUESTION:-}}}}}\)

[A] If both assertion and reason are true and reason is the correct explanation of assertion .

[B] If both assertion and reason are true but reason is not the correct explanation of assertion .

[C] If assertion is true but reason is false

[D] If both assertion and reason are false

\(\sf{\pink{\underline{\underline{\blue{SOLUTION:-}}}}}\)

✍️ The force acting on the body of mass M are [its weight] ‘Mg’

Hence,

\(\rm{\green{Acceleration\:of\:the\:body\:(a)\:=\:\dfrac{Mg\:-\:F}{M}\:}}\)

\(\rm{\implies\:Acceleration\:of\:the\:body\:(a)\:=\:g\:-\:\dfrac{F}{M}\:}\)

⚡ Now, M > m therefore, the body with larger mass will have greater acceleration and it will reach the ground first .

\(\green\bigstar\:\rm{\gray{\overbrace{\underbrace{\purple{\therefore\:[D]\:Both\:Assertion\:and\:Reason\:\atop{are\:incorrect\:.}}}}}}\)

Answer:

D

Explanation:

It says constant positive linear acceleration, which means that the velocity increases at a constant rate.

The far point of the eye for which a contact lens with a power of -1.20 diopters is prescribed for distant vision is approximately 0.83 meters. This means that objects beyond this distance will appear blurry to the individual wearing the contact lens.

far point of an eye is the farthest distance at which the eye can see clearly without any accommodation. To determine the location of the far point for an eye with a contact lens of -1.20 diopters for distant vision, we can use the formula:

Far point = 1 / (Power of the lens)

In this case, the power of the lens is -1.20 diopters. Plugging in this value into the formula, we get:

Far point = 1 / (-1.20)

To calculate the far point, we need to take the reciprocal of the power of the lens. The negative sign indicates that the lens is a concave lens, which is used to correct for myopia or nearsightedness.

Using the formula, we find:

Far point = -0.83 meters

Therefore, the far point of the eye for which a contact lens with a power of -1.20 diopters is prescribed for distant vision is approximately 0.83 meters. This means that objects beyond this distance will appear blurry to the individual wearing the contact lens.

To know more about individual visit:

https://brainly.com/question/32647607

#SPJ11

Let D be the total distance (say in meters) traveled by the train and T the time (say in seconds) it takes to do so. (Assume the train moves in a straight line in only one direction.) Then the average velocity of the train as it covers this distance is

v (ave) = D/T

We're told the train can traverse a distance of D/4 in a matter of T/2 seconds if it moves at a speed of 5 m/s. This means

D/4 = (5 m/s) (T/2)

⇒   5 m/s = 1/2 D/T

⇒   v (ave) = D/T = 10 m/s

Energy can neither be created nor destroyed during a chemical reaction but it can only be transformed from one form of energy to another form of energy.

Energy transformation refers to energy conversion from one form of energy to another form of energy.  such as in a hydroelectric dam that transforms the kinetic energy of water into electricity. The work of the energy transformations that take place in living organisms the leads to work.

While energy can be transformed, the total quantity of energy remains the same so  this is known as energy conservation.

So we can conclude that Energy transformation also known as energy conversion, is the procedure of changing energy.

Learn more about Energy here: https://brainly.com/question/13881533

#SPJ1

The kangaroo's horizontal speed will be 9.7 m/s and its departure speed will indeed be 10.65 m/s.

By observing the pace at which this compressed region moves through the medium, we may determine the sound speed. The sound wave travels at a speed of around 343 meters per second in low humidity at 20 degrees Celsius.

The following equation relates the distance to the direction and initial velocity:

d = [v₀²sin2θ]/g, where θ – the angle of the jump.

Thus, v₀² = gd / (sin2θ) = (9.8×8)/0.69 = 113.62

v₀ = 10.65 m/s ( the take off speed).

The horizontal velocity equals:

vₓ = v₀cos 22° = 10.65 m/s × 0.92 = 9.7 m/s

To know more about speed visit:

https://brainly.com/question/28224010

#SPJ1

Answer:

9.0 m/s/s

Explanation:

Given the following data;

Initial velocity = 10 m/s

Final velocity = 55 m/s

Time = 5 seconds

To find the average acceleration;

In physics, acceleration can be defined as the rate of change of the velocity of an object with respect to time.

This simply means that, acceleration is given by the subtraction of initial velocity from the final velocity all over time.

Hence, if we subtract the initial velocity from the final velocity and divide that by the time, we can calculate an object’s acceleration.

Mathematically, acceleration is given by the equation;

\(Acceleration (a) = \frac{final \; velocity - initial \; velocity}{time}\)

Substituting into the equation;

\(a = \frac{55 - 10}{5}\)

\(a = \frac{45}{5}\)

Acceleration, a = 9.0 m/s²

Therefore, the average acceleration of the motorcycle is 9 meters per seconds square because it's experiencing a uniform velocity or motion.

The ratio of the time it takes the satellite circling mars to make one revolution divided by the time it takes the satellite orbiting the earth to make one revolution is (Rm/Re)^3/2.(Me/Mm)^1/2

The orbital velocity of the satellite is given by,

V = √(GM/R)

Where,

V is orbital velocity,

G is gravitational constant,

M is the mass of planet,

R is the distance from the centre of the planet to the satellite.

According to given condition,

Ve = √(GMe/Re)

Ve it the orbital velocity of earth,

Me is mass of the earth,

Re is the radius of the earth.

Also,

Vm = √(GMm/Rm)

Vm it the orbital velocity of mars,

Mm is mass of the mars,

Rm is the radius of the mars.

We know, time period of revolution,

T = distance/velocity

Time period od revolution of satelite of earth,

Te = 2πRe/√(GMe/Re)

Time period of revolution of satelite of mars,

Tm = 2πRm/√(GMm/Rm)

Now, dividing the time time period of revolution of mars by time period of revolution of earth,

Te/Tm = [2πRe/√(GMe/Re)]/[2πRm/√(GMm/Rm)]

Te/Tm = (Rm/Re)^3/2.(Me/Mm)^1/2

So the final ratio of both the time periods is (Rm/Re)^3/2.(Me/Mm)^1/2.

To know more about time period of satellite, visit,

https://brainly.com/question/28103637

#SPJ4

If Robin moves the wheelbarrow twice as fast, the power  developed is 696 J/s.

If Robin moves the wheelbarrow twice as fast, the power  developed will be determined as follows;

Power = Energy / time

when moved twice as fast, new power developed  is given as;

new power = Energy / time/2

new power developed = ( Fd ) / ( t/2)

where;

new power developed = ( 145 N x 60 m ) / ( 25 s / 2 )

new power developed = 696 J/s

Learn more about power here: https://brainly.com/question/20137708

#SPJ1

C⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀

The moon has a gravitational field strength one-sixth that of earth's. If a person has a mass of 60kg on Earth. Weight on moon = 10kg.

The weight of an object is the force exerted on it by gravity, which is proportional to its mass and the strength of the gravitational field. The gravitational field strength on the moon is one-sixth that of Earth's, meaning that the force of gravity pulling on objects is weaker on the moon.

To calculate the weight of a person on the moon, we need to multiply their mass by the gravitational field strength of the moon, which is 1/6 or 0.1667 of the Earth's. Therefore, the weight of a 60kg person on the moon would be:

Weight on moon = mass x gravitational field strength on moon

Weight on moon = 60kg x 0.1667

Weight on moon = 10kg

The person would weigh 10kg on the moon, which is significantly less than their weight on Earth. This is because the gravitational pull on the moon is much weaker than that on Earth. It's important to note that the person's mass remains the same regardless of where they are, while their weight varies depending on the strength of the gravitational field.

Learn more about gravitational here:

https://brainly.com/question/13467280

#SPJ4

As the balls reach their maximum displacement, their kinetic energy reaches a minimum.  a maximum zero neither a maximum nor zero. This is because, at the maximum displacement point, the balls have come to a momentary stop and are changing direction, therefore their velocity is momentarily zero.

As kinetic energy is inversely related to the mass and velocity of an object, it will be zero if the velocity is zero. The balls' velocity and kinetic energy will rise once more when they start to move in the other direction. As a result, the kinetic energy is not at its greatest or its minimum at the moment of maximum displacement, but rather it is there.

The balls' kinetic energy depletes when they approach their maximum displacement. The balls' velocity is zero when they have reached their maximum displacement because they briefly stop traveling before turning in a new direction. A velocity of 0 yields zero kinetic energy because kinetic energy is computed as (1/2)mv2, where m represents mass and v is velocity.

To know more about displacement click here:

https://brainly.com/question/11934397

#SPJ11