A trumpet plays its 3rd harmonic at 510 Hz. It then opens a valve, which adds 0. 110 m to its length. What is the new 3rd harmonic frequency? (Hint: Find the original length. ) (Speed of sound = 343 m/s) (Unit = Hz)​

the barriers if the interval are Aand B the of displacement goes up.

from B to C it just stays the same, then from C to D no Movement, and from time D to E movement, but steady

Answer:

0.000025s

Explanation:

Period it’s. : T(s)= 1/f(Hz)=1/40000Hz=0.000025s

The speed of the pendulum is dependent on the length of the pendulum and the angle of displacement.

On increasing the length of the pendulum and the angle of displacement, the extreme position of the pendulum increases, or displacement from its mean position increases.

This results in an increase of potential energy at the extreme points.

When the pendulum bob reaches the mean position, all the potential energy gets converted to kinetic energy.

This increase in kinetic energy results in increased speed.

Thus, the speed of the pendulum can be increased by increasing the length and the angle of displacement from the mean position.

Answer:

4380N

Explanation:

you have to multiply mass with g

The weight of a 438 kg mass boulder on Earth is 4380N.​

The weight of an object is defined as the force acting on the object due to gravity. It is a standard mechanical quantity. Weight is also defined as a vector quantity because the force of gravity acts on the object.

The formula for calculating weight is

\(W_w_e_i_g_h_t= F_n_e_t_e_x_t_e_r_n_a_l = m*g\)

where F is the weight of the object in newtons (N)

m is the mass of the object in kilograms

g is the acceleration due to gravity i.e.\(9.8 m/s^2\)

Newton is the SI unit for weight.

For above given information,

Weight= m*g

m= 438 kg

g= 10 N/kg

So, W= 438*10= 4380 N

Thus, the weight of a 438 kg mass boulder on Earth is 4380N.​

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To determine the number of storage bits required in the controller memory for the twisting joint (type T) of the industrial robot, we need to calculate the repeatability, round the deviations to a reasonable precision, and then calculate the number of addressable positions based on the range of the joint and the chosen accuracy level.

First, let's calculate the repeatability of the joint. Given that the range of rotation is 322°, the repeatability can be calculated as 6 times the standard deviation. Since the standard deviation is a measure of how spread out the data is, multiplying it by 6 ensures that the accuracy of the joint is as close as possible to, but less than, its repeatability.
Next, let's analyze the given data. The 10 samples of deviations from the commanded angles are: 0.176, 0.04, -0.345, 0.079, 0.309, -0.004, -0.102, 0.12, 0.075, and 0.1.
To calculate the standard deviation of these deviations, we need to find the mean and then calculate the differences from the mean. Squaring these differences and taking the average will give us the variance, which we can then take the square root of to obtain the standard deviation.

After calculating the standard deviation, we multiply it by 6 to obtain the repeatability.
Now, to determine the number of storage bits required, we need to consider the accuracy of the joint. The accuracy depends on the precision required for representing the deviations. Assuming a reasonable level of precision, we can round the deviations to, for example, 3 decimal places.
Finally, the number of storage bits required in the controller memory can be calculated by multiplying the range of the joint (322°) by the accuracy (e.g., 0.001°, considering 3 decimal places). This will give us the number of addressable positions, which can be represented by the required number of storage bits.

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Answer:

Nitrogen is the most a abundant gas in the atmosphere

Resistance is a property that determines the amount of current for a given source voltage.

A greater resistance results in a lower current whereas a smaller resistance allows a higher current given that voltage is constant.

Resistor is a device and resistance is a property.

Battery is a device that controls the current in a current.

Therefore, the correct answer is

Resistance, battery

The location of the image is 4 cm. The image is real.

Calculation:-

We can find the image distance by using the lens formula which can be given as :

                  f = 30cm

                    = -60cm

              So v= 60cm

Magnification = v/u = h i/h o

                    h i = 4 cm

and the image is real.

A lens is a transmissive optical tool that focuses or disperses a mild beam via refraction. An easy lens includes a single piece of transparent cloth, while a compound lens consists of several easy lenses, commonly organized alongside a commonplace axis.

By changing its form, the lens changes the focal distance of the attention. In other phrases, it focuses the mild rays that skip through it for you to create clean photos of gadgets that can be placed at various distances. 3 primary sorts of lenses: normal, telephoto, and wide perspective, and their respective lens focal lengths.

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The ratio of secondary to primary turns of the transformer must be 48:1. If the transformer were connected in reverse, the voltage output would be 250 V.

1) To find the ratio of secondary to primary turns of the transformer, you need to use the formula:

Voltage ratio = Secondary voltage / Primary voltage

Let N1 be the number of primary turns and N2 be the number of secondary turns. The voltage ratio can also be expressed as:

N2 / N1 = Secondary voltage / Primary voltage

Now, plug in the given values:

N2 / N1 = 12,000 V / 250 V

Simplify:

N2 / N1 = 48

So, the ratio of secondary to primary turns of the transformer must be 48:1.

2) If the transformer were connected in reverse, the input voltage would be the original secondary voltage (12 kV) and the output voltage would be the original primary voltage (250 V). The voltage ratio would now be:

Primary voltage / Secondary voltage = N1 / N2

Using the calculated ratio of 48:1:

Output voltage = (1 / 48) × 12,000 V

Output voltage =250 V

Therefore, if the transformer were connected in reverse, the voltage output would be 250 V.

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Answer:

Explanation:

Newton's first law states that, if a body is at rest or moving at a constant speed in a straight line, it will remain at rest or keep moving in a straight line at constant speed unless it is acted upon by a force. This postulate is known as the law of inertia.

hope this helps :))

There is no force acting on the baseball the statement best explains why the baseball remains motionless.

A body wants to remain in its original position until or unless the external force is not applied to it. Such a phenomenon is known as inertia.

Newton's first law asserts that if a body is at rest or traveling at a uniform speed in a straight direction,

It will remain at rest or continue to move in a straight path at a constant speed until acted on by a force. This is referred to as the law of inertia.

There is no force acting on the baseball the statement best explains why the baseball remains motionless.

Hence option B is correct.

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The acceleration of the beach ball would be 60 m/s² when the same force acts on it.

Given: Mass of soccer ball, m = 2.5kg

Acceleration of soccer ball, a = 1.2 m/s²

Mass of a beach ball, m1 = 0.05 kg

To find:

Acceleration of beach ball, a1

Formula:F = ma (Newton's second law of motion)

Acceleration of the beach ball will be: Substitute the given values in the above equation:

F = ma => a = F/m … equation (1)

Let's use equation (1) to find the acceleration of the beach ball;

F = ma, here F is the same force acting on the beach ball and soccer ball

a1 = F/m1 = F/0.05 kg

Now, let's find the force F using the relation between acceleration, mass, and force of the soccer ball.

F = ma= 2.5 kg x 1.2 m/s²= 3 N

Putting the value of F in the above equation: F = ma => a1 = F/m1= 3 N / 0.05 kg= 60 m/s²

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Answer:Water pollution is a concern because since it is cycled threw the earths system it effect the earths system in a negative way.

Explanation:

I would wait for someone else to answer just in case I’m wrong.

The force on the proton is 17.4 N.

Now we know that the proton is positively charged and that the force on the charge as it moved through the magnetic field could be given by the relation; F = qvB

Where;

F = force

q = charge

v = velocity

B = magnetic field

Having said this, we can see that;

q = 1.601019 As or C

v =  2.4105 m/s

T = 4.5 T

F =  1.601019 As * 2.4105 m/s * 4.5 T

F = 17.4 N

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To find the specific heat at constant volume of a gas, you need to measure the change in internal energy of the gas when it is heated at constant volume.

The specific heat at constant volume can then be calculated using the equation:

C_v = ΔU / mΔT

where ,

ΔU is the change in internal energy,

m is the mass of the gas, and

ΔT is the change in temperature.

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Answer:

Flexion,Extension,Abduction,Rotation

Explanation:

Answer:

may be answer is 1000 HZ

The correct sequence of flow of electrical current in the cardiac conduction system is SA node, AV node, bundle of His, Purkinje fibers. This sequence can be found in option E.

Here is a brief explanation: The SA (sinoatrial) node initiates the electrical impulses that regulate the rhythm of the heartbeat. The electrical impulses from the SA node spread across the atria, causing them to contract. The AV (atrioventricular) node is the next point of the electrical conduction system, which slows the electrical signal as it passes through. The bundle of His is the pathway that conducts the impulses from the AV node to the ventricles, causing them to contract. The bundle of His divides into right and left branches, which travel along the interventricular septum towards the apex of the heart. The Purkinje fibers then carry the electrical impulses throughout the ventricles, causing them to contract in a coordinated manner.

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Answer: a= ff+fh/m

Explanation: bc khan academy said it was d. a=ff +fh/m

Answer:

answer is

m= Ff-Fh/a

ANYTHING that's dropped near the Earth's surface and isn't affected by air resistance falls 9.8 m/s faster at any time than it did 1 second earlier.

0.5 second after it was dropped with zero speed, it's falling at

(0.5) x (9.8 m/s)  =  4.9 m/s .

It makes no difference which building it was dropped from.

The value of resistor R that gives the circuit in the figure a time constant of 22 μs is 220 Ω.

The circuit that is in the figure is shown below:Given that time constant (RC) = 22 μs. To find the value of resistor R, we need to use the formula for the time constant:

RC = τ, where R is the resistance and C is the capacitance of the circuit.

Rearranging the above formula, we get:R = τ / C

Where τ is the time constant and C is the capacitance of the circuit.

From the figure, the capacitance is given as 0.1 μF

.Substituting the values of τ and C in the above formula, we get:

R = (22 × 10⁻⁶ s) / (0.1 × 10⁻⁶ F)

R = 220 Ω

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If A rope is vibrating at a high frequency. The length of the rope is 2.40 meters. the wavelength of the wave is 1.60 meters.

Wavelength is the distance between two consecutive points of a wave that are in phase, such as two adjacent crests or troughs. It represents the spatial extent of one complete cycle of the wave.

In this case, since we have one full wave and one-half wave, the total distance covered by the wave is equivalent to one and a half wavelength.

The length of the rope is given as 2.40 meters, which corresponds to one and a half wavelengths. To find the wavelength of the wave, we can divide the total length by the number of wavelengths:

Wavelength = Total length / Number of wavelengths

In this case, the total length is 2.40 meters, and the number of wavelengths is one and a half (1.5):

Wavelength = 2.40 meters / 1.5 = 1.60 meters

Therefore, the wavelength of the wave is 1.60 meters.

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The speed of the ball when it has traveled three-quarters of the distance to its maximum height is approximately 5.4 m/s.

To determine the speed of the ball when it has traveled three-quarters of the distance to its maximum height, we can break down the problem into steps:

Step 1: Calculate the maximum height reached by the ball.

The maximum height reached by the ball can be determined using the equation for vertical motion:

H = (v^2) / (2g)
where H is the maximum height,
v is the initial vertical velocity, and
g is the acceleration due to gravity.

Initial velocity (v) = 12.0 m/s

Acceleration due to gravity (g) = 9.8 m/s^2

Substituting the values into the equation, we find:

H = (12.0^2) / (2 × 9.8) ≈ 7.35 m

Step 2: Calculate three-quarters of the maximum height.

Three-quarters of the maximum height can be calculated by multiplying the maximum height by 0.75:

Three-quarters of the maximum height = 0.75 × 7.35 ≈ 5.51 m

Step 3: Determine the speed of the ball at three-quarters of the maximum height.

To find the speed of the ball at a given height during vertical motion, we can use the equation:

v = √(v0^2 - 2gΔy)
where v is the final velocity,
v0 is the initial velocity,
g is the acceleration due to gravity, and
Δy is the change in height.

Initial velocity (v0) = 12.0 m/s

Change in height (Δy) = 5.51 m

Acceleration due to gravity (g) = 9.8 m/s^2

Substituting the values into the equation, we find:

v = √((12.0^2) - (2 × 9.8 × 5.51)) ≈ 5.4 m/s

Therefore, the speed of the ball when it has traveled three-quarters of the distance to its maximum height is approximately 5.4 m/s.

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Answer:

add text fully or atleast add book name edition . solution is in picture.  chk pictures ignore b part

Explanation:

The resistance of each component in the circuit is 10 ohms.

In a circuit, the total resistance (R_total) can be calculated using Ohm's Law:

R_total = V / I

where V is the voltage across the circuit and I is the current flowing through the circuit.

In this case, the current in the circuit is given as 2.0 A. Since the resistances are not specified, we assume that the two components have equal resistances.

Let's denote the resistance of each component as R.

The total resistance of the circuit can be written as:

R_total = R + R

Since the resistances are connected in series, their total resistance is the sum of the individual resistances.

Substituting the given current (I = 2.0 A) and the total resistance (R_total) into Ohm's Law, we have:

R_total = V / I

2R = V / I

Since we don't have the voltage (V) across the circuit, we cannot directly determine the value of R. However, we can conclude that the resistance of each component is equal. Therefore, if the current in the circuit is 2.0 A, each resistance of the circuit is 10 ohms.

Given a circuit with a current of 2.0 A, if the resistances are equal, each component in the circuit has a resistance of 10 ohms. This conclusion is based on the assumption that the resistances are equal and the application of Ohm's Law.

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Answer:

Average acceleration of the car is 1.167 m/s^2

Explanation:

The speed of car with which it is travelling is 12 m/s

As the driver accelerates the car, the speed reaches 26 m/s

The change in speed in 12 seconds is

26 -12 = 14 m/s

Average acceleration is change in speed divided by time

\(\frac{14}{12} \\1.167\) m/s^2

The magnitude of Margaret's total displacement is approximately 0.583 miles.

To find the magnitude of Margaret's total displacement, we can use the Pythagorean theorem to calculate the distance between her starting point and ending point.

In this case:

To calculate the total displacement, we need to find the net change in the x and y directions. Let's add up the distances traveled in each direction:

Δx = -0.630 miles + 0.180 miles = -0.450 miles

Δy = 0.370 miles

Now, we can use the Pythagorean theorem to find the magnitude of the total displacement (d):

d = √(Δx² + Δy²)

d = √((-0.450 miles)² + (0.370 miles)²)

d ≈ √(0.2025 + 0.1369)

d ≈ √0.3394

d ≈ 0.583 miles

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Answer:

DID NOT

UNDER STAND

Explan it a littlebit

Answer:

In contrast, our atmosphere blocks most ultraviolet light (UV) and all X-rays and gamma-rays from reaching the surface of Earth. Because of this, astronomers can only study these kinds of light using detectors mounted on weather balloons, in rockets, or in Earth-orbiting satellites.

Explanation:

Answer:

Ultraviolet

Explanation:

Along with gamma rays and x-rays.