Explain Energy Transformation using the image below and how the Law of Conservation of Energy is maintained.

Answer:

pascal

Explanation:

its obtained after either division or multiplication

Answer:

2,158.8 mi?

Explanation:

sorry if this is wrong

Answer:

It wouldn't effect, sir/maam

For the more produce of product, it will

Depend upon

But,

I think question is not enough to provide answer

Answer:

In an ideal pulley system is assumed as a perfect system, and the efficiency of the pulley system is taken as 100% such that there are no losses of the energy input to the system through the system's component

However, in a real pulley system, there are several means through which energy is lost from the system through friction, which is converted into heat, sound, as well as other forms of energy

Given that the mechanical advantage = Force output/(Force input), and that the input force is known, the energy loss comes from the output force which is then reduced, and therefore, the Actual Mechanical Advantage (AMA) is less than the Ideal Mechanical Advantage of an "ideal" pulley system

The relationship between the actual and ideal mechanical advantage is given by the efficiency of the pulley system as follows;

\(Efficiency \, \% = \dfrac{AMA}{IMA} \times 100\)

Explanation:

Answer:

"we both attract each other with the same force but we know that attraction between two bodies depends upon their mass, greater the mass of two bodies is the force of attraction between them"(got this off the internet).

The law of physics that this scenario would violate is the law of conservation of energy.

The law of conservation of energy states that energy possessed by an object or physical body can neither be created nor destroyed but can only be transformed from one form to another.

This ultimately implies that, the energy possessed by the rock at the beginning must be equal to the energy possessed by the rock at the end in accordance with the law of conservation of energy.

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The manager must be smart and able to take important decisions quickly.

A manager is an employee why has been saddled with the responsibility of overseeing the activities of other staff as well as the responsibility of taking certain important decisions for the overall good of the organization.

This means that the manager must be smart and able to take important decisions quickly. This will be important in the discharge of his duties because it will determine how the company will fare under his supervision.

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Answer:

9.74 m

Explanation:

Given the following :

Initial Velocity(u) = 42m/s

Horizontal distance (d) = 59.2m

Using the motion equation:

H = ut + 0.5×g×t^2

Where H = height, g = acceleration due to gravity (9.8m/s^2), t = time, u= Initial Velocity

Time(t) = horizontal distance / velocity

t = 59.2 / 42 = 1.41seconds

Therefore,

H = (0 × 1.41) + 0.5(9.8)×(1.41)^2

H = 0 + 9.74169

H = 9.74m

The National Electric Code (NEC) identifies rigid metal conduit (RMC) as a wiring method, even though it is often referred to as galvanized rigid conduit (GRC).

If 11/2 RMC is threaded (screwed wrench-tight) together between boxes or enclosures, the maximum distance allowed between supports is 130 feet. This straight run of the conduit is almost 200 feet, so it would require additional support to ensure proper electrical performance and safety.

When determining the proper support spacing for a straight run of conduit, it is important to consider factors such as the weight of the conduit, the conductors inside, and the number of bends in the conduit. Too few supports can create sagging and tension, which can damage the insulation of the conductors and potentially cause a short circuit.

Too many supports can be costly and difficult to install. Therefore, it is important to understand the proper support spacing requirements and follow the NEC guidelines.

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The magnitude and direction of the net force on a 5.0kg object is 99.8 N inward.

The centripetal acceleration of the potter's wheel is calculated using the following formula as shown below;

a = ω²r

where;

ω = 90 rpm = 90 rev/min x 2π rad/rev x 1 min / 60 s = 9.42 rad/s

r = 45 cm / 2 = 22.5 cm = 0.225 m

a = (9.42)² x (0.225 m)

a = 19.97 m/s²

The magnitude of the net force on a 5 kg object is calculated as follows;

F = ma

where;

F = (5) x (19.97)

F = 99.8 N

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The complete question is below:

a 45-cm-diameter potter's horizontal wheel spins at 90 rpm. what are the magnitude and direction of the net force on a 5.0 kg object.

Answer:

See below

Explanation:

Find the slope of the graph (gradient)

  pick a convenient point with easy to read coordinates...say  (30 s  , 150 m)

       150 m / 30s = 5 m/s

The only non-contact force listed is gravity

Answer:

Hawaii is my best guess! I'm not 100% sure tho, but I'm pretty sure its Hawaii (And i think i spelled it wrong lol) :) Hope this helps!

Explanation:

Underwater is the answer to the question

so hawii ima guess. i looks

Hi There, Buddy!

To solve this problem, let us divide the entire motion into 2 phases

1.) When the elevator is moving with an acceleration

2.) When the elevator has a deceleration

For the first half -

u = 0 , a = 0.6 , t = t1

v = 0.6(t1)  ---------- ( 1 )

s = 1/2 x 0.6 x (t1)^2 = 0.3(t1^2) -------- ( 2 )

For the second half -

u = 0.6(t1) , a = -0.8 , v = 0

0.6 x (t1) = 0.8 (t2) ----> 3(t1) = 4(t2) ---------- ( 3 )

0.36(t1)^2 = 1.6 s2 ---------- ( 4 )

Now, we know that the total time taken is 10 seconds

------- t1 + t2 =10 , 3t1 = 4t2 ---- t1 = 40/7 , t2 = 30/7

Now, substitute values of t1 and t2 in s1 and s2 and add both s1 and s2 to get total distance travelled.

PLEASE MARK AS BRAINLIEST!

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It is the product of the length and the linear charge density.

Linear charge density is defined as the amount of charge per unit length of the rod. Therefore, if we know the length of the rod and its linear charge density, we can easily calculate the amount of charge on that length of the rod by multiplying the two values.For example, if a rod is 2 meters long and has a linear charge density of 5 C/m, the amount of charge on the rod would be:Charge = Length x Linear Charge Density Charge = 2 m x 5 C/m Charge = 10 C .

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The correct answer is b. It is the product of the length and the linear charge density.

The amount of charge on a certain length of a rod that is uniformly charged can be determined by multiplying the length of the rod by its linear charge density. Linear charge density is defined as the amount of charge per unit length, and is expressed in units of Coulombs per meter (C/m). By multiplying the linear charge density by the length of the rod, we can determine the total amount of charge present on the rod. For example, if a rod has a linear charge density of 5 C/m and a length of 2 meters, the amount of charge on the rod would be 10 Coulombs (5 C/m x 2 m = 10 C). Therefore, option b is the correct answer as it describes the relationship between the charge and length of a uniformly charged rod.

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The impulse allows to calculate which material is better to reduce the damage in a crash are:

         * The most important is that the system starts from the same point so that the speed before the crash is always the same.

         * The second is that the mass of the car plus the training materials is always the same.

         * Check the zero and streamline of the equipment before measurements.

The student can use the relationship between impulse and momentum variation.

          I = ∫ F dt = Δp

Where I is the momentum, F the force, t the time and  Δp the variation of the momentum.

The momentum is defined by the product of the mass of the vehicle and the speed.

        p = m v

Where m is the mass and v the velocity.

Since you want the average force, you can take the force out of the integral.

       F t = m v_f -m v₀

They indicate that the system can measure the speed just before and after the collision with the wall, it is also capable of measuring the time of the collision, therefore we can calculate the force with the expression.

        \(F = m \ \frac{v_f - v_o}{t}\)  

therefore the student can calculate the force for each type of deformation zone. The best deformation zone is the one that gives the least force.

        * Exit from the same point each time.

        * Keep the mass constant for the whole experiment, for this, care must be taken with the different weights of each material.

         * Check that the equipment is properly calibrated and reset to zero before starting each measurement.

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The velocity of the an object in relation to another observer is referred to as its relative velocity. It is the pace at which the relative positions of two objects change over time.

When compared to another observer, an object's relative velocity is its speed. It is the pace at which the relative position with one thing in relation to another object changes over time.

It combines an object's direction and speed. However, when we discuss relative velocity, it indicates that we're talking about velocity of one item in relation to another. And what exactly is relative velocity? An object's relative velocity is its speed in relation to another object, B.

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In words, the R2 of 0.27 means that 27% of the variability in y (24-hour urinary Na) can be explained by x (estimated 24-hour urinary Na) obtained from casual urine specimens at one point in time.

The INTERSALT Study was designed to investigate the relationship between dietary sodium and blood pressure (hypertension) in populations worldwide.

The study included 10,079 men and women from 52 population samples in 32 countries. One of the goals of the study was to quantify the relationship between 24-hour urinary Na (y) and estimated 24-hour urinary Na (x) obtained from casual urine specimens at one point in time.

The investigators presented a simple linear regression of y on x, separately for men and women. The regression equation for men was: Y = 1.03x + 7.19, with R2 = 0.27, n = 1369.

The coefficient of determination, R2, is a statistical measure that represents the proportion of the variance for a dependent variable (y) that's explained by an independent variable (x) or variables in a regression model.

In this case, the R2 of 0.27 means that 27% of the variability in y (24-hour urinary Na) can be explained by x (estimated 24-hour urinary Na) obtained from casual urine specimens at one point in time. The remaining 73% of the variability in y is due to other factors that are not included in the regression model.

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The instantaneous velocity when t=2 is 23 units per time (depending on the units used for t in the original function).

To find the instantaneous velocity at a specific time t=2, we can differentiate the position function with respect to time (t) to obtain the velocity function.

Given position function is s(t) = 5\(t^2\) + 3t + 4

Differentiating s(t) with respect to t:

v(t) = d/dt (5\(t^2\) + 3t + 4)

    = 10t + 3

Now, substitute t=2 into the velocity function to find the instantaneous velocity:

v(2) = 10(2) + 3

    = 20 + 3

    = 23

Therefore, the instantaneous velocity when t=2 is 23 units per time (depending on the units used for t in the original function).

This means that at that particular moment, the object is moving with a velocity of 23 units per time in the direction dictated by the motion equation.

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Answer: The mass would be 1000m3 and the volume would be 1000kg

Explanation:

(i)Therefore, it takes approximately 9.27 hours to reach its full power output.(ii)It is necessary to have quick-start power sources, this helps maintain a stable and reliable electricity supply even when wind speeds fluctuate.(c)The Bremsstrahlung effect needs to be considered to ensure proper radiation protection.(d) The near-field region is characterized by strong electric and magnetic fields while the far-field region represents the radiation zone.

(i) To calculate the time it takes for the power station to reach its full power output, we can use the formula:

Energy = Power × Time

Given that the power station generates 6120 MWh of energy over a 10-hour period and the rated power at full capacity is 660 MW, we can rearrange the formula to solve for time:

Time = Energy ÷ Power

Converting the energy to watt-hours (Wh):

Energy = 6120 MWh × 1,000,000 Wh/MWh = 6,120,000,000 Wh

Converting the power to watt-hours (Wh):

Power = 660 MW × 1,000,000 Wh/MW = 660,000,000 Wh

Now we can calculate the time:

Time = 6,120,000,000 Wh ÷ 660,000,000 Wh ≈ 9.27 hours

Therefore, it takes approximately 9.27 hours (or 9 hours and 16 minutes) for the power station to reach its full power output.

(ii) The type of power station that can be started up fastest is a gas-fired power station. Gas-fired power stations can reach full power output relatively quickly because they use natural gas combustion to produce energy.

In contrast, other types of power stations, such as coal-fired or nuclear power stations, have longer start-up times. Coal-fired power stations require time to heat up the boiler and generate steam, while nuclear power stations need to go through a complex series of procedures to ensure safe and controlled nuclear reactions.

This is relevant to optimizing the usage of windfarms because wind power is intermittent and dependent on the availability of wind. This helps maintain a stable and reliable electricity supply even when wind speeds fluctuate.

(c) The Bremsstrahlung effect is a phenomenon that occurs when charged particles, such as electrons, are decelerated or deflected by the electric fields of atomic nuclei or other charged particles. As a result, they emit electromagnetic radiation in the form of X-rays or gamma rays.

In shielding design, the Bremsstrahlung effect needs to be considered to ensure proper radiation protection. These materials effectively absorb and attenuate the emitted X-rays and gamma rays, reducing the exposure of individuals to harmful radiation.

(d) The electromagnetic field output from an antenna can be represented by two main regions:

Near-field region: This region is closest to the antenna and is also known as the reactive near-field. It extends from the antenna's surface up to a distance typically equal to one wavelength. In the near-field region, the electromagnetic field is characterized by strong electric and magnetic field components.

Far-field region: Also known as the radiating or the Fraunhofer region, this region extends beyond the near-field region.The electric and magnetic fields are perpendicular to each other and to the direction of propagation.  The far-field region is further divided into the "Fresnel region," which is closer to the antenna and has some characteristics of the near field, and the "Fraunhofer region," which is farther away and exhibits the properties of the far-field.

The transition between the near-field and the far-field regions is gradual and depends on the antenna's size and operating frequency. The size of the antenna and the distance from it determine the boundary between these regions.

In summary, the near-field region is characterized by strong electric and magnetic fields, while the far-field region represents the radiation zone where the energy is radiated away as electromagnetic waves.

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the  Average acceleration of the ball is 4704.6 m/s² away from the wall.

Acceleration is the rate of change of velocity.

To calculate the acceleration of the ball, we use the formula below

Formula:

Where:

From the question,

Given:

Substitute these values into equation 1

Hence, the  acceleration of the ball is 4704.6 m/s².

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The type of motion that describes the flight of a softball after it leaves the bat and sails in an arc over the outfield fence The trajectory of a projectile is determined by the angle at which it is launched, the initial velocity, and the effects of air resistance and gravity. The path of a projectile can be predicted using mathematical equations that take into account these factors. Projectile motion is used in a variety of applications, including ballistics, sports, and engineering.

Projectile motion is the motion of a projectile, which is any object that has been thrown, shot, or launched into the air and is subject to gravity. Projectiles move in two dimensions, and their motion can be described using kinematic equations that take into account the initial velocity, the angle at which it was launched, and the effects of gravity.

Projectile motion has two distinct components: horizontal motion and vertical motion. The horizontal motion is constant, which means that it does not accelerate. The vertical motion, on the other hand, is subject to acceleration due to gravity, which is 9.81 m/s².

As a result, the vertical motion of a projectile is parabolic in shape.The trajectory of a projectile is determined by the angle at which it is launched, the initial velocity, and the effects of air resistance and gravity. The path of a projectile can be predicted using mathematical equations that take into account these factors. Projectile motion is used in a variety of applications, including ballistics, sports, and engineering.

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Hi! I believe your answer is 6.3 seconds because it takes 0.45 seconds for an object to fall 1 meter, so just multiply 0.45 by 14 and you'll get 6.3 seconds. I hope this helps you! Good luck and have a great day/night. ❤️✨

The efficiency of the washing machine would be 7.41%.

The efficiency of any machine is a measure of the useful energy of the machine.

More specifically, the efficiency of a machine is the ratio of the input energy to the output energy.

Mathematically:

Efficiency = output energy/input energy x 100%

For a machine that uses 1039 W of energy, this simply means that the input energy of the machine is 1039 W. However, not all of this energy will be used to work.

Hence, the amount of useful energy of the machine can be calculated as:

1039 - (274+688) = 77 W

Thus:

Efficiency = 77/1039 x 100

                = 7.41 %

In other words, the efficiency of the washing machine is 7.41% when rounded to 2 decimal places.

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Sound energy is what travels in waves through matter.

Sound Energy is basically the result of a substance's vibration whenever movement of it's constituent particles is induced. It arises when a force, either sound or pressure, makes an object vibrate and the vibrations moving through something is what it is. The energy moves through the substance in waves.

In these waves, the particles move up and down which means that the kinetic energy has been transferred to them. Such waves that travel in the world around us are called mechanical waves and sound waves are a good example of how these propagate.

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The kind of energy that propagates through matter in waves is known as sound energy.

When a force, such as sound or pressure, causes an item or material to vibrate, the outcome is sound energy. Waves of that energy pass through the material. The sound waves are referred to as kinetic mechanical energy.

The propagation of vibrations through material is referred to as the sound energy. Noise is created when an item vibrates, which releases sound energy. Pressure waves are created by the sound vibrations and move through a material like air, water, wood, or metal.

Some of the examples of sound energy are:

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