why is the voltage measured across the voltage source not equal to the sum of the voltages measured across the resistor and across the capacitor?

Bar x = frac M y M = 4 gives the xx-coordinate of the center of mass as x = MY/M y = 4.

The quantity of substance present in any item or body serves as the best definition of mass. We see mass in everything around us. For instance, objects like a table, chair, bed, football, glass, or even air have mass. All items have mass, which determines whether they are light or heavy.

Force is equal to mass multiplied by acceleration for a fixed mass. F = ma is how this is expressed mathematically. m stands for mass, F for force, and a for acceleration. This involves some straightforward math. If the force is doubled, the acceleration is also doubled; however, if the mass is doubled, the acceleration is cut in half.

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The height of the building is equal to 188.36 m.

The equations of motion are used to describe the relationship between the velocity, acceleration (a), time (t), and displacement of a moving object.

The mathematical expressions of the equations of motions can be written as:

[tex]v= u + at\\S = ut + (1/2) at^2\\v^2-u^2 = 2aS[/tex]

Given, the time taken by the ball to reach the ground, t = 6.2 sec

Consider that H is the height of the building.

From the 2nd equation of motion, calculate how tall is the building.

H = ut + (1/2)gt²

H = 0 + (1/2)× 9.8× (6.2)²

H = 188.36 m

Therefore, the height of the building is equal to 188.36m.

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A conservative force negatively affects an object if it pushes the object in the opposite direction of the force. This pulls the body away from the power center.

A force is said to be conservative if the work done by it does not depend on the distance traveled, but only on the starting and ending positions. If the y-component derivative of the force with respect to x is equal to the x-component derivative of the force with respect to y, then the force is a conservative force, the path always taken in the computation of potential energy or work. I get the same result.

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Star B is closer than star A, because 1/ 0.58 = 1.72 pc, while 1/.73 = 1.36 pc.

To calculate the distances to nearby stars, astronomers employ a phenomenon known as parallax. The apparent displacement of an object due to a change in the viewer's point of view is known as parallax. The distances between close stars can be calculated using this phenomenon. A nearer star will seem to move against the farther-off background stars as the Earth revolves around the Sun. By measuring a star's position once, then again six months later, astronomers can establish the apparent shift in location of that star. The apparent motion of the star is referred to as stellar parallax.

A straightforward correlation exists between the distance of a star and parallax angle:

[tex]d=\frac{1}{p}[/tex]

The distance d and parallax angle p are both measured in parsecs and arcseconds, respectively.

Stellar parallax of star A= 0.58 arcseconds

Stellar parallax of star B= 0.73 arcseconds

So, on applying the formula,

The distance of the star A= 1.72pc

And the distance of the star B= 1.36pc

Therefore, star B is closer than star A.

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The Heart applies a force of 6.7 Newton over an effective area of 16.5cm² to achieve a pressure of 123mm of Hg.

The pressure that heart creates is 123mm Hg.

We know, 760 mm Hg = 10⁵ Pascals.

1 mm Hg = 10⁵/760 Pascals.

So,  123 mm Hg will be 123 x 10⁵/760 Pascals.

The effective area of the blood is 16.5 cm².

So, area = 16.5 x 10⁻⁴ m².

Force applied by the heart = Pressure x area

Force =  123 x 10⁵/760 x 16.5 x 10⁻⁴

Force = 26.7 N.

The force applied by the heart is 26.7 N.

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Answer:

Explanation:

Given:

m = 1 200 kg

V = 54 km/h = 15 m/s

___________

Wk - ?

Wk = m·V² / 2

Wk = 1200·15² / 2 = 270 000  J   or Wk = 270 kJ

Answer:

below

Explanation:

130 x   < =  25500 - 12100

130 x <= 13400

x <= 103    

The net external force acting on a car that is traveling westward with a constant velocity of 20 m/s is 0

F = m a

a = v - u / t

F = Force

m = Mass

a = Acceleration

v = Final velocity

u = Initial velocity

t = Time

v = u = 20 m / s

a = ( 20 - 20 ) / t

a = 0

F = m * 0

F = 0

Force is the rate of change in momentum according to Newton's second law of motion. There is no momentum change in this motion. So there is no net force acting on the car.

Therefore, the net external force acting on the car is zero

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A solid sphere with a radius of 0.012 m and a mass of 0.26 kg, then the moment of inertia of solid sphere will be equal to 0.149 × 10⁵ kg - m².

The moment of inertia of a rigid body—also referred to it as the mass moment of inertia, angular mass, 2nd moment of mass, or—most precisely—rotational inertia—determines the torque required for a desired angular acceleration about just a rotational axis, much like mass helps determine the force required for a desired acceleration.

From the given information in the question,

Mass, m = 0.26 kg and

Radius, R = 0.012 m.

The MOI of sphere, I = 2/5 mR²

I = 2/5 (0.26)(0.012)²

I = 0.149 × 10⁻⁵ kg-m².

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If the planet Jupiter underwent gravitational collapse, its rate of rotation about its axis would increase .

Gravitational collapse is the contraction of an astronomical object due to the influence of its own gravity, which tends to draw matter inward toward the center of gravity.

If the planet Jupiter underwent gravitational collapse, its rate of rotation about its axis would increase as the speed will increase .

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The statement is false. A particle traveling around a circle at constant speed will definitely experience an acceleration.

An object in constant circular motion is actually accelerating. It accelerates because the direction of the velocity vector changes. To explain this, it is necessary to consider that acceleration is necessary to describe a circular trajectory when a particle undergoes a change in direction of velocity that is characteristic of circular motion.

Since the speed is constant, the tangential acceleration of the body is zero. However, because its velocity is constantly changing, there is an acceleration called centripetal acceleration that always points towards the center of its orbit.

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The smallest radius of an unbanked track around which a bicyclist can travel with a speed of 29km/h is 20.66m.

The maximum velocity with which we can travel on a unbanked road is given by,

V = √(urg)

Where you is the coefficient of friction,

R is the radius of the track,

g is the acceleration  due to gravity.

Here it is given that the bicyclist  travel with the speed of 29km/h and the coefficient of friction between the tyre and the track is 0.32.

Speed = 29km/h = 8.05 m/s.

So, putting the values, we get,

(8.05)² = r(9.8)(0.32)

r = 20.66m.

So, the smallest radius of an unbaked tract is 20.66 m.

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Densities are commonly used to characterize and infer the composition of various sorts of mixes as well as to distinguish between pure materials.

Density is often measured in grams per cubic centimeter. For instance, water has a density of 1 grams per cubic centimeter, compared to Earth's density of 5.51 grams. The kilograms per cubic meter unit is another way to express density (in metre-kilogram-second or SI units). A substance or object's mass is a measure of how much matter there is in it. The basic SI unit of mass is the kilogram (kg), although smaller quantities can also be measured in grams (g). Density is one of an object's most important and useful physical properties.

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The energy is only potential energy at the top of the ramp., which is U=1.14J.

Potential energy is the energy stored in the body due to its position or configuration.

We know that potential energy U =mgh

where,

m is mass

g is gravity

h is height

also,

h =lsin15

l = 1m

so the energy is

U=mgh

U= 0.450 * 9.8 * 0.2588

U = 1.14J

Since there is no friction, hence all the total energy at the top, which is purely potential, gets converted to fully kinetic energy at the bottom.

Hence, at the bottom the total energy is

U = 1.14J

This is because of the principle of energy conservation, when there are no resistive forces, the energy remains conserved.

Thus, the total energy at the top is U=1.14J

With no friction, the total energy at the bottom is U = 1.14J.

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13954 Newtons of the saltwater will be displaced by the boat if it float on the saltwater.

The boat floating in the fresh water displaces 16000N.

We know, the weight of the liquid displaced by the boat is equal to the buoyancy of the boat.

So,

B = 16000N.

When the boat is put into the saltwater, its buoyancy will be,

B = Vpg

Where,

V is the volume of the saltwater displaced,

p is the density of the saltwater,

g is the acceleration due to gravity.

Putting values,

16000 = V(1.17)(9.8)

V = 1395.4 m³.

The weight of the saltwater will be,

Weight = 1395.4 x 10

Weight of the water displaced 13954 Newtons.

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If the system produces 40,048 watts, then the energy worth per day would be 96.152 kWh, and the electricity cost per day would be $57.67.

According to the question given,

Power = 40,048 = 40.048 kW

Time = 1 day = 24 hours

Cost = $0.06 for one KWh

Energy = Power × time

Energy = 40.048 × 24 kWh

Energy = 961.152 kWh

The total cost for one day would be:

Cost = $(0.06 × 961.152)

= $57.67

So, the energy worth per day would be 96.152 kWh, and the electricity cost per day would be $57.67.

The kilowatt-hour (kWh) is a unit of energy equal to one kilowatt of power spent for one hour. The kilowatt-hour is not a standard unit in any formal system, but it is often used in electrical applications.

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The time it takes to reduce the speed of the aircraft from 170 m/s to 50 m/s is  800 seconds

time is the measured or measurable period during which an action, process, or condition exists or continues.

To calculate the time it takes the jet to decelerete, we use the formula below.

Formula:

Where:

From the question,

Given:

Substitute these values into equation 1

Hence, the time it takes to reduce the speed is 800 seconds.

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The tallest wall that the player can clear is 26.224m.

calculation:-

Y = xtan∅ - g/ 2u²cos²∅  

put x = 87.5, ∅  = 30° and u = 44.4m/s

we  get y = 25.144m

So height above ground will be

25-144 + 1.08 = 26.224m.

A horizontally fired projectile means an object that is initially launched with full horizontal velocity. So if something is launched off a cliff, say straight horizontally without an initial vertical component it is a horizontally launched projectile.

The path followed by a moving object is called its trajectory. An object thrown horizontally will be accelerated downward under the influence of gravity. Gravitational acceleration is vertical only, not horizontal. A boat sailing on a river. Fired a bullet from the gun. Throw a ball or cannonball. Movement of billiard balls on the pool table.

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Answer:

Explanation:

Mass on the Moon:

m = 20 kg

The TV was on for 4 hours during the day.

E = 0.8 kWh

P = 200 watts

t = E/P

t = 0.8/0.2

t = 4 hours

The electric energy definition: the capability to carry out work. Electrical power comes from the appeal or repulsion of negatively and positively-charged molecules. Electrical energy is both potential and kinetic power.

Electric energy is a kind of kinetic power due to transferring electric charges . The quantity of power relies upon on the rate of the costs – the quicker they move, the greater electric energy they carry.

Power is an important a part of present day life and crucial to the U.S. economic system. people use energy for lighting fixtures, heating, cooling, and refrigeration and for working home equipment, computer systems, electronics, equipment, and public transportation structures.

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Therefore, in the equation above, the mass of the object mo must be multiplied by the composite constant (Gme/r2e), which has a value of 9.7196 m/s2.

In physics, mass is a quantitative measurement of inertia, a basic characteristic of all matter. It essentially refers to a body of matter's resistance to changing its speed or location in response to the force applied. The change caused by an applied force is smaller the more mass a body has.

For this particular issue, the solution were as follows:

(G Me Mo) / Re2 = F

(G Me) / Re2 = F / Mo

G is equal to 6.67384 * 10-11 m3 kg-1 s-2, or gravitational constant.

Me = 5.972 * 10^24 kg

Re^2 ≈ (6.38 * 10^6)^2 m^2 ≈ 40.7044 * 10^12 architects = 4.07044 * 10^fourteen m^2

G Me/Re2 = (6.67384*10-11*5.972*1024)/(4.0704*1013) = 9.7196 m/s2.

Gravitational acceleration is 9.7196 m/s2.

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Answer:

Explanation:

Given:

H = 75 m

Δt = 0.091 s

g =9.81 m/s²

_________

V₀ - ?

Assume that the stool fell freely, then the time of its fall:

H = g·t²/2

t = √ (2·H / g) = √ (2*75 / 9.81) ≈ 3.910 s

The refrigerator was thrown down with initial speed and fell:

t₁ = t - Δt = 3.910 - 0.091 ≈ 3.82 s

Find the initial chip of the refrigerator:

H = V₀·t₁ + g·t₁²/2

V₀·t₁ = H - g·t₁²/2

V₀ =H / t₁ - g·t₁ / 2

V₀ = 75 / 3.82 - 9.81·3.82 / 2 ≈ 0.90 m/s

So, at first, the stool is simply released from the hands, and the refrigerator is thrown down with the initial speed 0.90 m/s

Its distance given that the hubble constant is 70 km/s/mpc , is 117.91 Mpc.

What is hubble constant ?

Finding the true value of the Hubble constant is one of the greatest challenges in modern astronomy and could revolutionize our understanding of the universe. As such, scientists at the University of Chicago and many institutions around the world are trying to determine the numbers using multiple methods.

For a celestial body (such as a star or galaxy) at a known distance from Earth, you can use the Hubble constant to predict how fast it is moving away from Earth.

However, the true value of the Hubble constant is debatable. Based on the underlying physics that scientists believe drives the evolution of the universe, the Hubble constant should be about 68 km/s/Mpc, which is what astronomers see around us. does not match observations of real stars and galaxies in the sky. A team led by UChicago astronomer Wendy Freedman made 72 landmark measurements in 2001. The most recent accurate measurements of the distance and motion of a distant exploding star show the Hubble constant to be 69.8 km/s/Mpc, whereas other reports place this figure at 74 km/ Pushing up to s/Mpc.

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Tyree is extremely good at identifying the motivations and intentions of the people he meets. according to Gardner, Tyree would most likely score very well on a test of interpersonal intelligence.

The ability to recognize differences and overcoming's in situations, to centre oneself in space, to reason, to make plans, to solve problems and set them aside, to think abstractly, to comprehend and produce ideas, to store information in the mind and then retrieve it later, and to learn from experiences are just a few of the many functions of intelligence.  

Even in larger species like chimpanzees, intelligence-related abilities like language proficiency are clearly distinguishable from human abilities. Being born slim or intelligent is treated just as harshly as being born talented. To put it simply, intelligence is a hallmark of personal integrity.

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The magnetic field at a point near the center of the solenoid is equal to

4.02 x [tex]10^{-2}[/tex] Tesla

Given details :

Mathematically, the magnetic field at a point near the center of the solenoid is given by this formula:

                             B =  μoIN / L

   Where:

Substituting the given parameters into the formula, we have;

B =  [tex]\frac{4\pi * 10^{-7} * 600*8.00}{0.15}[/tex]

B =  4.02 x [tex]10^{-2}[/tex] Tesla

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Answer:

Net force is the sum of all the forces.

Explanation:

Force is the push or pull that causes acceleration.

Net force is the sum of all the forces acting on an object

The outcome is a force when an external force pushes or pulls on one thing as it interacts with another object. On the other hand, there won't be any evidence of force if both objects are imprisoned in one location and there isn't any outside pressure.

For example,

When Mathew pushes an automobile, they provide force to the vehicle while dissipating energy; this is shown by the fact that Mathew pushes the car with an 8 Newton (8 N) force.

The amount of force acting on an item from both sides is known as a net force whenever several forces are present, regardless of the direction they are acting from.

The resultant force is another term for this force.

For example,

James pulls a rope from one side, while Thomas pulls a rope from the other, such that a force is exerted on the rope from both sides. This pulling force from both sides is referred to as Net force.

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An atom has eleven protons, 10 electrons, and thirteen neutrons. that is an anion.

Every atom includes a nucleus and one or greater electrons positive to the nucleus. The nucleus is manufactured from one or extra protons and some of neutrons. most effective the maximum not unusual form of hydrogen has no neutrons. each strong, liquid, gas, and plasma consists of neutral or ionized atoms. An atom is any particle of matter at its maximum simple degree which incorporates as a minimum one proton. proper here are some examples of the atoms: hydrogen (H) and neon (Ne).

An atom is the smallest unit of detail. In an atom, subatomic debris like protons and neutrons are in the extranuclear aspect. Atoms be part of together to form molecules. A water molecule has 3 atoms: hydrogens (H) atoms and one oxygen (O) atom. it actually is why water is on occasion known as H2O. A single drop of water includes billions of water molecules.

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when glasses (or contact lenses) are used to correct farsightedness the lens should form the image at the near point.

With farsightedness (hyperopia), a common visual issue, you may be able to see far objects clearly but have hazy vision of nearby items.

Your capacity to focus is influenced by how farsighted you are. Others with severe farsightedness might only be able to see objects that are far away clearly, but people with mild farsightedness might be able to see objects that are nearby clearly.

The tendency to be farsighted is typically present at birth and runs in families. Glasses or contact lenses make it simple to treat this disease. Surgery is yet another remedy.

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The answer that the moon of Earth is unusually large is correct.

As all other options, in one way or another, refer to factual information about our solar system, such as the fact that the number of small rocky planets is equal to the number of large gas-rich planets and that planets and moons typically orbit in the same plane.

The Sun and the planets and objects  that orbit it make up the gravitationally bound system known as the Solar System. A massive interstellar molecular cloud gravitationally collapsed to make it 4.6 billion years ago. The Sun contains the great majority of the system's mass, with Jupiter holding the lion's share of the remaining mass.

In our solar system, Earth, Mars, Mercury and Venus are terrestrial, or rocky, planets means they are made up of rock, stones and have territorial area.

So, now we can say that “the earth has an unusually large moon” is the correct option.

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