in the n-t coordinate system, the origin is located on the particle group of answer choices true false

Answer:

The force applied to make the object move

Answer:

input work = output work

E * ED = L* LD

Explanation:

The principle of lever is that input work is always equal to output work .

Answer:

The recurve bows

Explanation:Vote brainliest plz

Heating and cooling are the kind of energy.  The most important energy when considering the heating and cooling of a building is thermal energy. The correct option is A.

Energy is the ability to do work.

The temperature of building is increased or decreased due to the season changes. This heating or cooling is a  type of energy related to thermal.

Thus, the most important energy when considering the heating and cooling of a building is thermal energy.  The correct option is A.

Learn more about energy.

https://brainly.com/question/1932868

#SPJ1

The Productivity Index (PI) of the well is 2 psi/bbl per day. This indicates the efficiency of the well in delivering fluids from the reservoir to the wellbore.

The Productivity Index (PI) is a measure of the well's ability to deliver fluids from the reservoir to the wellbore. It is calculated by dividing the difference between the reservoir pressure and the flowing bottomhole pressure by the production rate. In this case, the reservoir pressure is given as 3,000 psi, and the flowing bottomhole pressure is measured at 2,990 psi. The production rate is 5 barrels per day.

For calculating the PI, use the formula:

PI = (Reservoir Pressure - Flowing Bottomhole Pressure) / Production Rate

Substituting the given values into the formula:

PI = (3,000 psi - 2,990 psi) / 5 bbls per day

Simplifying the equation:

PI = 10 psi / 5 bbls per day

PI = 2 psi/bbl per day

Therefore, the Productivity Index (PI) of the well is 2 psi/bbl per day. This indicates the efficiency of the well in delivering fluids from the reservoir to the wellbore.

Learn more about bottomhole pressur here:

https://brainly.com/question/33098592

#SPJ11

Answer:

the resultant vector will be a null vector or with 0 magnitude

Explanation:

The relay stick is moving at 7 km/h relative to Ingrid.

Ingrid is jogging at a speed of 9 km/h and tosses the relay stick at a speed of 16 km/h to her team mate who is standing still.

The relative velocity of the relay stick with respect to Ingrid can be calculated using the relative velocity formula.

The formula states that the relative velocity of the stick with respect to Ingrid is equal to the difference between the velocities of the stick and Ingrid.

Therefore, the relative velocity of the relay stick with respect to Ingrid is 16 km/h - 9 km/h, which is equal to 7 km/h.

This means that the relay stick is moving at 7 km/h relative to Ingrid.

For more such questions on moving, click on:

https://brainly.com/question/30685477

#SPJ11

Sound intensity is inversely proportional to the square of the distance traveled by the sound.

Sound, a mechanical disturbance from a state of equilibrium that propagates through an elastic material medium. The sound travels in all the mediums i.e. solid, liquid, and gas.

According to the question, the sound frequency which he is hearing is 20dB when he is standing 8m away from the engine.

Sound intensity is inversely proportional to the square of the distance traveled by the sound. Thus;

r1^2 divide by r2^2 = L2divideL1

where r= distance (m)

L= sound intensity (decibel dB)

8squared divide by 4 squared = L2 divide 20 dB

L2 = 4 × 20

L2= 80 dB

This means that the sound is increased from 20 dB to 80 db.

to know more about Sound intensity please visit.

https://brainly.com/question/15089336

#SPJ4

The RMS value of an AC voltage is the effective or average value of the voltage over time. It is calculated by dividing the peak voltage by the square root of 2. In this case, if the AC voltage has a peak of 480 V, the RMS value can be calculated as follows:

RMS Voltage = Peak Voltage / sqrt(2)
RMS Voltage = 480 V / 1.414
RMS Voltage = 339.4 V

Therefore, the RMS value of an AC voltage that has a peak of 480 V is 339.4 V. It is important to note that the RMS value is the most useful value in AC circuits as it determines the power delivered to a load.

To know more about  RMS  visit:

brainly.com/question/12896215

#SPJ11

Answer:

The system software is a collection of programs designed to operate, control, and extend the processing capabilities of the computer itself. System software serves, the interface between the hardware and the end users. Some examples of system software are Operating System, Compilers, Interpreter, Assemblers.

Explanation:

A computer software is a collection of computer programs that provides instructions for a computer on what to do and how to do it. There are two types of software:

1. System Software       2. Application software

1. System software controls the various operations performed by the computer hardware. It helps the user operate the computer system.

2. An application software is used to perform operations for a specific task.

Answer:

To find the force with which the cue ball will strike the other ball, you will need to use Newton's second law of motion, which states that the force acting on an object is equal to the mass of the object multiplied by its acceleration.

You can calculate the force using the following formula:

Force = mass * acceleration

Plugging in the values from your question, we get:

Force = 0.350 kg * 5.21 m/s^2 = 1.82 N

To convert the distance the cue ball travels from centimeters to meters, divide the distance by 100. So 175 cm is equal to 1.75 m.

I hope this helps!

The wave function of a particle gives us information about the probability of finding the particle at a particular location in space.

It is a mathematical representation of the quantum state of the particle and can be used to calculate the probability of different outcomes when the particle is observed. Essentially, the wave function tells us the likelihood of finding the particle in a particular place at a particular time. This is important because in quantum mechanics, particles do not have a definite location until they are observed. The wave function allows us to make predictions about where the particle is likely to be found.

You can learn more about wave function at

https://brainly.com/question/29749681

#SPJ11

Answer: 1200 000 J = 1.2 MJ

Explanation: Ek = 0.5 mv² = 0.5 · 1500 kg· (40 m/s)²

The solution to the equation (9/4x²-1) - (3/2x-1)² is x = 3/2.

To solve the equation (9/4x²-1) - (3/2x-1)², we can follow these steps:

Expand and simplify the expression within the parentheses.

(3/2x - 1)² = (3/2x - 1) * (3/2x - 1)

= (9/4x² - 3/2x - 3/2x + 1)

= (9/4x² - 6/2x + 1)

= (9/4x² - 3/x + 1)

Substitute the expanded expression back into the original equation.

(9/4x² - 1) - (9/4x² - 3/x + 1)

Simplify the expression by combining like terms.

Distribute the negative sign to every term within the second set of parentheses:

(9/4x² - 1) - 9/4x² + 3/x - 1

Combining like terms, we have:

9/4x² - 9/4x² + 3/x - 1 - 1

The x² terms cancel out, and we are left with:

3/x - 2

The equation is now simplified to 3/x - 2 = 0.

To solve for x, we can isolate the term with x by adding 2 to both sides:

3/x = 2

Then, we can cross multiply to solve for x:

3 = 2x

Finally, divide both sides by 2 to solve for x:

x = 3/2

Therefore, the solution to the equation (9/4x²-1) - (3/2x-1)² is x = 3/2.

Learn more about equation at https://brainly.com/question/27320093

#SPJ11

the diameter of the spaceship to be 21.6 m. the momentum is 1.05 * 10¹⁰ kg m/s.

(a) Let's assume that the spaceship is moving at relativistic speeds in the direction parallel to its cylindrical axis, so that it experiences length contraction along that axis. According to the formula for length contraction, the contracted length L' is related to the rest length L by:

L' = L / gamma

where gamma is the Lorentz factor given by:

gamma = 1 / √(1 - v²/c²)

where v is the speed of the spaceship and c is the speed of light. Since the spaceship is moving parallel to its cylindrical axis, its diameter does not experience any length contraction. Therefore, we can find the contracted diameter D' using the formula:

D' = D

where D is the rest diameter of the spaceship. Substituting the given values, we have:

L = 120 m

L' = 90 m

D = 25 m

From the equation for length contraction, we can solve for the Lorentz factor:

gamma = L / L' = 120 m / 90 m = 4/3

Now we can use the equation for the Lorentz factor to find the speed of the spaceship:

gamma = 1 / √(1 - v²/c²)

(4/3)² =  1 / √(1 - v²/c²)

16/9 = 1 - v²/c²

v²/c² = 7/9

v = c * √(7/9) = 0.661 c

where c is the speed of light.

Now we can use the contracted length and diameter to find the contracted volume of the spaceship:

V' = pi * (D'/2)² * L' = pi * (25 m / 2)² * 90 m =44.1 x 10³ m³

The rest volume of the spaceship is:

V = pi * (25 m / 2)² * 120 m = (58.8 x 10³m³

The ratio of the contracted volume to the rest volume is:

V' / V = (44.1 x 10³m³) / (58.8 x 10³ m³) = 0.75

Therefore, the contracted diameter of the spaceship is:

D' = √(0.75) * D = √(0.75) * 25 m = 21.6 m

Rounding to one decimal place, we measure the diameter of the spaceship to be 21.6 m.

(b) The magnitude of the momentum of the spaceship as measured by us is given by the formula:

p = gamma * m * v

where m is the rest mass of the spaceship. Substituting the given values and the Lorentz factor we found in part (a), we have:

m = 4.0 * 10³ kg

v = 0.661 c

gamma = 4/3

p = (4/3) * (4.0 * 10³kg) * (0.661 c) = 1.05 * 10¹⁰ kg m/s

the momentum is 1.05 * 10¹⁰ kg m/s.

learn more about relativistic motion here :

brainly.com/question/31322405

#SPJ4

c) Superior and inferior portions.

The body's upper (superior) or lower (inferior) halves are separated by the transverse plane, also known as the axial plane.This plane is where rotational or horizontal movements take place, such as:Rotation: turning the torso or even a limb about its axis of rotation.

Transverse plane: A horizontal slit that divides the specimen's top and bottom.additionally called a cross-sectional plane.The left and right halves of the specimen are divided by a vertical cut made along the specimen's exact center line, or midsagittal plane.

To know more about body or organ visit:

https://brainly.com/question/16934328

#SPJ4

Given

Mass is m=2.61 kg

Angle is

Coefficient of friction is,

To find

The acceleration of the block

Explanation

The free body diagram is

Thus at equilibrium,

Conclusion

The acceleration is

A test charge can move along a path in which E * cos &Theta is always zero without doing any work. This path is called an equipotential line. The shape of the equipotential surface is determined by the value of the electric potential.

If all points on a surface have the same electric potential, then that surface is an equipotential surface. The equipotential surfaces are always perpendicular to the electric field lines, and their shape is determined by the distribution of electric charge that generates the field.

Equipotential lines are typically represented on a graph as contour lines, with each line representing a constant value of electric potential. The closer the lines are together, the steeper the electric field is, meaning that the test charge would require more work to move from one line to the next.

Conversely, the further apart the lines are, the weaker the electric field is, and the test charge would require less work to move.

To know more about  electric field  click on below link:

https://brainly.com/question/8971780#

#SPJ11

The aforementioned circumstances can result in the production of 0.119 moles of ammonia (NH3).

We must utilize the ideal gas law and the stoichiometry of the balanced chemical equation for the reaction between hydrogen (H2) and nitrogen (N2) to make ammonia in order to determine how many moles of ammonia (NH3) were produced.

Let's begin by formulating the reaction's balanced equation:

3H₂ + N₂ → 2NH₃

We can see from the equation that we produce 2 moles of ammonia for every 3 moles of hydrogen. As a result, the molar ratio of ammonia to hydrogen is 2:3.

We must convert the supplied parameters of 4.0 liters of hydrogen at 50.0 °C and 1.2 atm of pressure into moles in order to use the ideal gas law. The ideal gas law and the molar volume of an ideal gas at standard temperature and pressure (STP) may be combined using the equation shown below:

PV = nRT

Where:

The temperature must first be converted from Celsius to Kelvin:

T(K) = T(°C) + 273.15

T(K) = 50.0°C + 273.15 = 323.15 K

To solve for the number of moles (n), we may now rearrange the ideal gas law equation as follows:

n = PV / RT

n = (1.2 atm) * (4.0 L) / (0.0821 L·atm/(mol·K) * 323.15 K) ≈ 0.179 mol

Since ammonia and hydrogen have a 2:3 molar ratio, we can calculate the amount of ammonia created by multiplying (2/3) * 0.179 mol by 0.119 mol.

As a result, the circumstances allow for the production of 0.119 moles of ammonia.

To learn more about ammonia

https://brainly.com/question/14854495

#SPJ8

Answer:

The body must have to be situated at a height 5.10 m.

Explanation:

The body of mass 10 kg must be situated at a height of approximately 51.02 meters above the ground.

The conservation of energy principle states that the total energy of a system is constant. In this case, we can equate the potential energy of the first body to the kinetic energy of the second body, as follows:

Potential energy = Kinetic energy

\(mgh = 1/2 mv^2\)

where m is the mass of each body, g is the acceleration due to gravity, h is the height above the ground, and v is the velocity of the second body.

Substituting the given values, we get:

\(10 kg * g * h = 1/2 * 10 kg * (10 m/s)^2\)

Simplifying this equation, we get:

\(h = (1/2 * v^2) / g\\h = (1/2 * 10 m/s * 10 m/s) / 9.81 m/s^2\\h = 51.02 meters\)

Therefore, the body of mass 10 kg must be situated at a height of approximately 51.02 meters above the ground to have potential energy equal in value to the kinetic energy possessed by the other body of mass 10 kg moving with a velocity of 10 m/s.

Learn more about conservation of energy principle, here:

https://brainly.com/question/16881881

#SPJ2

A P-N-P transistor is turned on when the base is negative with respect to the emitter.

The operation of a P-N-P transistor is based on the principle of a semiconductor diode. When a small current is applied to the base, it causes a larger current to flow through the emitter and collector. This is because the base-emitter junction is forward-biased, allowing electrons to flow from the emitter to the base. At the same time, the collector-base junction is reverse-biased, allowing holes to flow from the base to the collector.

This flow of electrons and holes produces a current gain. The amount of current gain depends on the type of transistor and the amount of current applied to the base.

Learn more about transistors here:

https://brainly.com/question/1426190

#SPJ1

Answer:

2)  C.  (x - 3)² + (y + 2)² = 25

5)   x² +  y² - 8x - 16y + 54 = 0

6)   x² + y²  - 10x - 12y + 36  = 0

Explanation:

2)

center of circle = 3, -2

                            x1, y1

end point of circle = 7, 1

                                 x2, y2

the equation of a circle is Pythagorean theorem

x² + y² = r²    (where r is the radius of a circle)

distance between points  

(x2 - x1)² + (y2 - y1)² = r²

(7 - 3)² + (1 - (-2))² = r²

r² = 25

therefore the equation to the circle is

(x - 3)² + (y + 2)² = 25

=========================================

5)

write the general form of a circle with the center (4,8)

and containing the point (-1, 7)

distance between points  

(x2 - x1)² + (y2 - y1)² = r²

(-1 - 4)² + (7 - 8)² = r²

r² = 26

(x - 4)² + (y - 8)² = 26

(x - 4)(x - 4) +  (y - 8)(y - 8) = 26

x² - 8x + 16 + y² - 16y + 64 -26 = 0

x² +  y² - 8x - 16y + 54 = 0

=========================================

6)

find the general form of a circle with center (5,6)

and tangent to the y-axis.

center (5,6)

           h, k

radius = r²

r = 5

(x - h)² + (y - k)² = r²

(x - r)² + (y - k)² = r²

(x - 5)(x - 5) + (y - 6)(y - 6) = r²

x² - 10x + 25 + y² - 12y + 36 = 25

x² + y²  - 10x - 12y + 36  = 0

=========================================

Answer:

η = 0.882 = 88.2 %

Explanation:

The efficiency of the pulley system can be given as follows:

\(\eta = \frac{W_{out}}{W_{In}}\\\\\)

where,

η = efficiency of pulley system = ?

W_out = Output Work = (600 N)(0.6 m) = 360 J

W_in = Input Work = (35.7 N)(11.43 m) = 408.051 J

Therefore,

\(\eta = \frac{360\ J}{408.051\ J}\)

η = 0.882 = 88.2 %

Sound moves faster in the denser regions of the ocean than in the less dense regions of the ocean.

We know that sound is a wave whose medium of propagation isthrough matter. Hence, sound move faster in a dense object than in a less dense object.

As such, sound moves faster in the denser regions of the ocean than in the less dense regions of the ocean.

Learn more about density: https://brainly.com/question/12980705

(a) A = B × r is a vector potential for B, where r = {x, y, 0}.

(b) The flux through a surface S can be calculated as Φ = ∫B·dA, where B is the magnetic field and dA is an infinitesimal area vector perpendicular to the surface.

(a) To verify that A = B × r is a vector potential for B, we need to show that ∇ × A = B.

Using the cross product property, we have ∇ × A = ∇ × (B × r). Applying the vector identity (A × B) × C = B(A · C) - C(A · B), we get ∇ × (B × r) = B(∇ · r) - r(∇ · B).

Since ∇ · r = 0 (as r = {x, y, 0}), and ∇ · B = 0 (as B has a constant magnitude in the z-direction), we find that ∇ × A = B, verifying A = B × r as the vector potential for B.

(b) The flux through a surface S can be calculated as Φ = ∫B·dA, where B is the magnetic field and dA is an infinitesimal area vector perpendicular to the surface.

Given that B has a constant strength b teslas in the z-direction, the flux through surface S will be Φ = ∫B·dA = ∫(0, 0, b) · (dxdy) = b∫dxdy = bA, where A is the area of the surface S.

To know more about magnitude, refer here:

https://brainly.com/question/31022175#

#SPJ4

Explanation:

Scientists think an Earth without a tilt would be stratified into climate bands that would get progressively colder as you moved away from the equator. Humans would never survive the continuous winter of the high latitudes, and so we would likely congregate in the planet's tropical midsection.

I hope it's helpful!

According to Gordon Allport, the type of personality traits that are the most dominant is the central trait or the basic trait.

This refers to a distinctive quality or character of a person. For example curiosity, fair, and dark. etc.

Gordon Allport is a psychologist and personality theorist. He divided personality traits into three categories: cardinal, central, and secondary. According to Allport, the most dominant type of personality trait is the central trait, also called as the "basic trait."

These traits are fundamental to a person's character and shape their overall personalities, such as honesty, kindness, and intelligence. Cardinal traits, on the other hand, are rare and extremely influential traits that shape a person's entire life and behavior, such as religious devotion or political ideology. Secondary traits are less important and more specific, such as being punctual or having a sense of humor.

Learn more about personality traits on

https://brainly.com/question/21387073

#SPJ1

Answer:

A vector quantity is a quantity that has both magnitude and direction.

Explanation: