A string is tied down at both ends. Some of the standing waves on this string have the following frequencies: 100Hz, 200Hz, 250Hz, and 300Hz. It is also known that there are no standing waves with frequencies between 250Hz and 300Hz.
What is the fundamental frequency of this string?
What is the frequency of the third harmonic?

Answer: The wavelength and frequency of light are closely related. The higher the frequency, the shorter the wavelength. Because all light waves move through a vacuum at the same speed, the number of wave crests passing by a given point in one second depends on the wavelength.

Explanation:

Answer:

The answer is approximately 72mmHg

Explanation:

P1V1=P2V2

800×25=P2×275

P2=800×25/275

P2≈72mmHg

Answer:

The answer is B extrapolation

The process of predicting values that extend beyond the range of data points is called extrapolation, so option B is correct.

Extrapolation is a method of estimating a variable's value outside the original observation range using the relationship between the variable and another variable.

Extrapolation is comparable to interpolation in that it yields estimates between known observations, but extrapolation is more imprecise and more likely to yield meaningless findings. If identical approaches are assumed to be applicable, extrapolation may also refer to the extension of a method.

Creating a tangent line at the end of the known data and extending it past that point is known as linear extrapolation. Only when utilized to extend the graph of a roughly linear function or not too far beyond the existing data will linear extrapolation yield good results.

Therefore, the process of predicting values that extend beyond the range of data points is called extrapolation.

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Answer:

The net force that acts on the sailboat has a magnitude of 217 N and is applied at an angle of 64° north of east.

Explanation:

Mechanical Force

The second Newton's law states the net force exerted by an external agent on an object of mass m is:

\(\vec F = m.\vec a\)

Where \(\vec a\) is the acceleration of the object. Note both the force and the acceleration are vectors. The relationship between them is the mass, a scalar.

This means the net force and the acceleration have the same direction.

The sailboat has a mass m= 350 Kg and moves at a=0.62 m/s^2. The magnitude of the net force acting on the boat is:

\(F=0.62 * 350=217\ N\)

As stated above its direction is the same as the acceleration, thus:

The net force that acts on the sailboat has a magnitude of 217 N and is applied at an angle of 64° north of east.

The net force that acts on the sailboat has a magnitude of 217 N and is applied at an angle of 64° north of east.

Here this law of motion should be applied

We know that

F = ma

Here m means the mass

And, the a means the acceleration

Since m is 350 kg

And, a is 0.62

so the net force should be

= 350 * 0.62

= 217 N

Also the direction should be the same

hence, The net force that acts on the sailboat has a magnitude of 217 N and is applied at an angle of 64° north of east.

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Answer:

6.39*(10 to the 23rd)=

6.39*10²³

Two infinite sheets of current flow parallel to the y-z plane. The left-hand sheet, which intersects the x-axis at x = 0, consists of an infinite array of wires parallel to the z-axis with a density of n = 910 wires/m and current per wire of IL = 0.14 A in the +zdirection.

The right-hand sheet, which intersects the x-axis at x = a = 12 cm, is identical to the left-hand sheet, except that it has a current per wire of IR = 0.14 A in the -z-direction.

(a) Calculate the y-components of the net magnetic field in the following places:

x1 = -15 cm, x2 =6 cm, and x3 = 24 cm. (The x- and z-components of the B-field are zero.)

B(x1)y = T

B(x2)y = T

B(x3)y = T

Please check the attached file for a detailed answer.

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The device that spreads light intο its cοmpοnent cοlοrs in a spectrοscοpe is a prism οr a diffractiοn grating.

A spectrοscοpe is a scientific instrument used tο analyze the prοperties οf light. It separates light intο its different wavelengths οr cοlοrs, allοwing scientists tο study the cοmpοsitiοn, intensity, and οther characteristics οf the light sοurce.

Spectrοscοpes are widely used in variοus fields such as physics, chemistry, astrοnοmy, and envirοnmental science tο study the interactiοn οf light with matter and gain insights intο the prοperties οf substances and celestial οbjects.

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One atmosphere, or 1 atm, is the term used to describe this air pressure. For instance, the air pressure above Mount Everest is just about one-third of the atmospheric pressure at sea level.

What is the pressure equation?

Examples, Formula, Unit, and Definition The physical force applied to an object is referred to as pressure. Per unit area, a perpendicular force is delivered to the face of the objects. F/A is the fundamental formula for force.  Pascals are a unit of pressure (Pa). Absolute, barometric, differential, and gauge pressures are different types of pressure.

What is the physics term for pressure?

Some of them result from dividing a unit of force by the a unit of area; one pound-force per single centimeter (psi), the conventional unit of force in the metric and US conventional systems, is equivalent to one newton per sq meter.

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Answer:

OK i had this up there but they deleted it anyways you ever drove so fast you couldnt control the car

Explanation:

thats because you had an STD now you have to tell someone that

The total current flowing through the circuit is approximately 0.53 amps

To find the total current flowing through the circuit, we can use Ohm's Law, which states that the current (I) is equal to the voltage (V) divided by the resistance (R).

First, we need to find the total resistance of the circuit. To do this, we add up the values of all the resistances: R_total = r1 + r2 + r3 + r4 = 14 + 6 + 6 + 10 = 36 ohms.

Next, we can use Ohm's Law to find the total current:

I = V / R_total = 19 / 36 = 0.53 amps.

Rounding to two decimal places, the total current flowing through the circuit is approximately 0.53 amps.

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They adjust pH so that acidification does not affect the organisms living in the ocean.

The ocean generates 50 percent of the oxygen we need, absorbs 25 percent of all carbon dioxide emissions and captures 90 percent of the excess heat generated by these emissions.

It is not just ‘the lungs of the planet’ but also its largest ‘carbon sink’ – a vital buffer against the impacts of climate change. The ocean is central to reducing global greenhouse gas emissions and stabilizing the Earth’s climate.

However, increasing greenhouse gas emissions have affected the health of the ocean  – warming and acidifying seawater – causing detrimental changes to life under water and on land, and reducing the ocean’s ability to absorb carbon dioxide and safeguard life on the planet.

Therefore,  They adjust pH so that acidification does not affect the organisms living in the ocean.

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Answer:

I can't understand you're que... plzz write in a correct way..

Answer:

please find attached file

Explanation:

Answer:

Balanced Forces

But what exactly is meant by the phrase unbalanced force? What is an unbalanced force? In pursuit of an answer, we will first consider a physics book at rest on a tabletop. There are two forces acting upon the book. One force - the Earth's gravitational pull - exerts a downward force. The other force - the push of the table on the book (sometimes referred to as a normal force) - pushes upward on the book.

Since these two forces are of equal magnitude and in opposite directions, they balance each other. The book is said to be at equilibrium. There is no unbalanced force acting upon the book and thus the book maintains its state of motion. When all the forces acting upon an object balance each other, the object will be at equilibrium; it will not accelerate.

Consider another example involving balanced forces - a person standing on the floor. There are two forces acting upon the person. The force of gravity exerts a downward force. The floor exerts an upward force.

Since these two forces are of equal magnitude and in opposite directions, they balance each other. The person is at equilibrium. There is no unbalanced force acting upon the person and thus the person maintains its state of motion.

Unbalanced Forces

Now consider a book sliding from left to right across a tabletop. Sometime in the prior history of the book, it may have been given a shove and set in motion from a rest position. Or perhaps it acquired its motion by sliding down an incline from an elevated position. Whatever the case, our focus is not upon the history of the book but rather upon the current situation of a book sliding to the right across a tabletop. The book is in motion and at the moment there is no one pushing it to the right. (Remember: a force is not needed to keep a moving object moving to the right.) The forces acting upon the book are shown below.

The force of gravity pulling downward and the force of the table pushing upwards on the book are of equal magnitude and opposite directions. These two forces balance each other. Yet there is no force present to balance the force of friction. As the book moves to the right, friction acts to the left to slow the book down. There is an unbalanced force; and as such, the book changes its state of motion. The book is not at equilibrium and subsequently accelerates. Unbalanced forces cause accelerations. In this case, the unbalanced force is directed opposite the book's motion and will cause it to slow down.

To determine if the forces acting upon an object are balanced or unbalanced, an analysis must first be conducted to determine what forces are acting upon the object and in what direction. If two individual forces are of equal magnitude and opposite direction, then the forces are said to be balanced. An object is said to be acted upon by an unbalanced force only when there is an individual force that is not being balanced by a force of equal magnitude and in the opposite direction.

Answer:

Explanation:

Mechanical energy

Answer:

The right answer is "sound" or "sound waves"

Explanation:

Electric drills are noisy, but this is not useful, so sound is a wasted energy transfer.

Given data

*The given veloicty of the rock is u = 27 m/s

*The given height of the cliff is h = 35 m

*The given height of the Rick from the ground level is s = 5 m

*The value of the acceleration doue to gravity is g = 9.8 m/s^2

The formukla for the time taken by the Rick at 5 meters from the ground level is given as

Substitute the known values in the above expression as

Hence, the time taken by the Ric at 5 meters above the ground lel is t = 6.45 s

Answer:

6.45 s

Explanation:

df = final position = 5 m              a = accel of gravity = -9.81 m/s^2

do = original position = 35 m         vo = original velocity  = 27m/s

df = do + vot + 1/2 at^2

5 = 35 + 27t - (1/2)9.81t^2  

-4.905 t^2+ 27t +30 = 0  

               Use quadratic formula  a = -4.905    b = 27     c = 30

                                            to find t = 6.45 s

(Ignore the negative value found with the Quadratic Formula)              

Explanation:

Given that,

The density of water is 1 g/cm³

The density of ethanol is 0.8 g/cm³

We need to find the volume of the ethanol that has the same mass as 100 cm³ of water.

Density=mass/volume

For water,

\(d=\dfrac{m}{V}\\\\m=dV\\\\m=1\ g/cm^3\times 100\ cm^3\\\\m=100\ g\)

For ethanol,

\(d=\dfrac{m}{V}\\\\V=\dfrac{m}{d}\\\\V=\dfrac{100\ g}{0.8\ g/cm^3}\\\\V=125\ cm^3\)

Hence, 125 cm³ of ethanol has the same mass as 100 cm³ of water.

Answer:

1.00 g/cm3

Explanation:

Answer:

On Edg 2021, the answer was "B = The moon's orbital period and distance from Earth"

Explanation:

I hope this is correct for you, if it isn't I am very sorry. Good luck! :)

Newton's principles of motion and the universal law of gravitation can be used to derive Kepler's third law. Make the centripetal force equal to the force of gravity. The following expression, which may also be written as P2=42a3GM, can be obtained by inserting an expression for the planet's velocity: GMr=4r2P2. Thus, option B is correct.

Newton demonstrated that the force that causes something to fall toward the ground, like an apple, is the same force that causes the moon to orbit the Earth. The Sun, as well as any other star and its satellites, are affected by this universal force.

Newtonian physics and Kepler's laws serve as the foundation for planetary motion and orbital laws. Because these fundamental rules govern everything in the cosmos, they also govern how planets and artificial satellites move.

Therefore, If two things experience the same acceleration when the same force is applied to them, then they have the same inertial mass. Newton's second law makes use of the same mass.

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Answer:

Both the magnets and the charges will start to move, either away from each other or towards one another. (Just for help not for cheating).

Explanation:

a)Both the magnets and the charges will become warmer the closer they are to each other.

b)Both the magnets and the charges will start to move, either away from each other or towards one another.

c) Both the magnets and the charges will experience a change in fields due to their presence to each other.

d)Both the magnets and the charges will not experience a net force from each other.

The equation Jerry should use for the total resistance in a series circuit is R = R₁ + R₂ + R₃.

option A.

In a series circuit, all components are connected end-to-end, forming a single path for current flow.

A series circuit can contain any combination of resistors, capacitors, and inductors.

In a series circuit, the current flowing in each circuit component is the same  and the voltage drop in each circuit component is different.

Based on this, the total formula for the total resistance in a series circuit is given as;

R = R₁ + R₂ + R₃

where;

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Answer:

yes

Explanation:

Answer:

Dirac did more than any other scientist to reconcile Einstein's general theory of relativity to quantum mechanics. In 1933 he received the Nobel Prize in Physics, the youngest theoretical physicist ever to do so.

Explanation:

The statement "data localization involves transforming a query into fragments that explicitly reference data at one site" is false because It aims to ensure that data generated by individuals or organizations within a certain jurisdiction remains within that jurisdiction and is subject to local laws and regulations

Data localization refers to the practice of storing and processing data within the jurisdiction or geographical boundaries of a specific country or region. Transforming a query into fragments that explicitly reference data at one site is not a characteristic of data localization. Instead, it refers to a query-based approach where data is fragmented and distributed across multiple sites or servers for efficient processing and retrieval.

Data localization typically involves measures such as data residency requirements, where data must be physically stored within a specific location, or data sovereignty regulations that mandate local control and jurisdiction over data. The intention behind data localization is often driven by factors such as data security, privacy concerns, compliance with local regulations, or promoting domestic industry and economic growth.

In summary, data localization does not involve transforming queries into fragments that explicitly reference data at one site. It focuses on the physical storage and processing of data within a specific jurisdiction.

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The average person's vertical jump on the Moon would be 0.65 m.

The gravitational acceleration near the surface of the Moon is 1.62 m/s2, which is about one sixth the gravitational acceleration on Earth.

As a result, an average person's vertical jump on the Moon would be less than on Earth.

To calculate the vertical jump on the Moon, we need to use the formula h = 1/2 x g x t2.

This equation is used to calculate the height h (in meters) that an object will reach when thrown into the air, given the gravitational acceleration g (in m/s2) and the time t (in seconds) it takes to reach the peak of the jump.

Since the gravitational acceleration on the Moon is 1.62 m/s2, and the time taken to reach the peak of the jump is the same (assume 0.5 s), then h = 0.5 x 1.62 x (0.5)2, which is 0.65 m.

Therefore, an average person's vertical jump on the Moon would be 0.65 m.

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Answer:

Sphere is a geometrical object in dimensional space  that surface of a circle and ball.

Explanation:

Sphere is that the circular objects in the two dimensional space (1) circle

(2) disk. Two dimensional space is a set of points and the distance of that point,The two points of Sphere that length and center.

Sphere can constructed as the named of surface form circle about  any diameter. circle is the special type of the revolution replacing the circle,

sphere is the distance r is the radius of the ball and circle  is the center of mathematical ball,as the center and the radius of the sphere is to respectively.

The ball and sphere has not be maintained mathematical references  as a solid references. A sphere of any radius is centered at the number of zero.

Answer:

0.024m^3

Explanation:

=======

Answer:

=======

Given:-

Mass of the block of wood = 24 kg

Volume of wood = 0.032 m^3

Density of water = 1000kg/m^3

Now,

Density of wood is given by,

\frac{m}{v} = \frac{24}{0.032} \\

\frac{m}{v} = 750 \: kg/m ^{3}

Therefore,

The density of wood is 750kg/m^3

By principle of floatation,

Mass \:of\: wood = Mass\: of\: liquid \:displaced

Therefore,

Mass of liquid displaced = 24kg

Volume of liquid displaced (v),

\frac{m}{v} = \frac{24}{1000} \\

\frac{m}{v} = 0.24m ^{3}

Now,

Since the volume of the wood is equal to the volume of water displaced, it is 0.024m^3

=====

Note:

=====

=> The volume of the wood below the water surface is the volume of water displaced.

=> Buoyant\: force = Weight\: of\: the \:displaced\: water.

Answer: It eventually loses its stamina, and would come to a stop.

Explanation:

Answer:The energy of nuclear fission is released as kinetic energy of the fission products and fragments, and as electromagnetic radiation in the form of gamma rays; in a nuclear reactor, the energy is converted to heat as the particles and gamma rays collide with the atoms that make up the reactor and its working fluid.

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The constructive interference occurs at points A and D.

Constructive interference occurs when two waves superpose (combine) in such a way that their amplitudes add up, resulting in a wave with a higher amplitude. In the case of two speakers operating in phase, where their wave patterns are aligned, constructive interference will occur at specific points where the crests of the waves align.

These points of constructive interference can be determined by examining the distance between the two speakers and the wavelength of the waves they produce. Constructive interference occurs when the path length difference between the two waves is an integer multiple of the wavelength.

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Your question is incomplete, most probably the full question is this:

two speakers, s1 and s2, operating in phase in the same medium produce the circular wave patterns shown in the diagram below. at which two points is constructive interference occurring?

Answer:

2500 Newtons

Explanation:

If force equals the mass × acceleration then all should be quite simple

25kg is the mass of your car

100 m/s/s is the acceleration of you car

25kg • 100m/s/s = 2500 Newtons

Answer:

\(\boxed {\boxed {\sf 2500 \ Newtons }}\)

Explanation:

The formula for force is the product of mass and acceleration.

\(F=m*a\)

The mass of the car is 25 kilograms and the acceleration is 100 meters per square second. So,

\(m= 25 \ kg \\a= 100 \ m/s^2\)

Substitute the values into the formula.

\(F= 25 \ kg * 100 \ m/s^2\)

Multiply.

\(F= 2500 \ kg*m/s^2\)

\(F= 2500 \ N\)

The force of the car is 2500 Newtons.