What is the velocity of a car that travels 200 meters In 8 seconds?

The overall electrical resistance that a circuit experiences as a result of all of its resistors acting in concert against its voltage source are known as the equivalent resistance of the circuit.

The total resistance, or equivalent resistance, is equal to the mathematical sum of the two resistances if there are two unequal resistors or impedances in a series.

Where the whole resistance is connected in parallel or series is known as the equivalent resistance. Electrical resistance indicates the amount of energy needed to transfer the charges, or current, across the circuit.

The total or equivalent resistance, RT, is equal to half the value of one resistor if the two parallel resistances or impedances are equal and of the same value.

The overall electrical resistance that a circuit experiences as a result of all of its resistors acting in concert against its voltage source are known as the equivalent resistance of the circuit.

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Answer:

3,510 po yung sagot pa brainliest po

Explanation:

By adding the distances for cycling, running, and swimming, the total race distance can be determined. The distance covered by him is 13.5 km.

Converting all the distances to the same unit before combining them because the triathlete swims 500 meters, runs 3000 meters, and cycles 10.0 kilometers.

Divide 500 meters by 1000 to get kilometers: 500 meters divided by 1000 equals 0.5 kilometers.

Divide 3000 meters by 1000 to get 3 kilometers: 3000 meters divided by 1000.

The triathlete completes a 0.5-kilometer swim, a 3-kilometer run, and a 10.0-kilometer bike ride.

Now that the distances have been added, the total is 13.5 kilometers: 0.5 kilometers for swimming, 3 kilometers for running, and 10.0 kilometers for cycling.

Consequently, the race's overall length is 13.5 kilometers.

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The Sun has a complex magnetic field that is generated by the movement of charged particles in its outer layers, known as the convection zone. The Sun's magnetic field is dynamic and can undergo significant changes over time, with its behavior being influenced by the solar cycle.

The solar cycle is a period of approximately 11 years during which the Sun's magnetic field undergoes a complete reversal. At the beginning of the solar cycle, the magnetic field is weak and has a simple structure with a single polarity. As the cycle progresses, the magnetic field becomes more complex and stronger, with the appearance of sunspots and other features indicating the presence of magnetic activity.

During this period, the magnetic field lines become twisted and stretched, forming loops and arches that can extend far above the Sun's surface. These structures can become unstable and release energy in the form of solar flares and coronal mass ejections, which can have a significant impact on the Earth's environment and technology.

After the peak of the solar cycle, the magnetic field begins to weaken and become less complex, eventually returning to a simple, single-polarity configuration at the start of the next cycle.

Overall, the Sun's magnetic field is a complex and dynamic system that undergoes significant changes over time, with its behavior being driven by the movement of charged particles in the convection zone and influenced by the solar cycle.

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Given :

An ant is crawling along a yardstick that is pointed with the 0-inch mark to the east and the 36-inch mark to the west.

It starts at the 14-inch mark, crawls to the 20-inch mark, then moves to the 16-inch mark.

To Find :

The total distance the ant traveled.

Solution :

Total distance travelled by ant = (distance between 14 and 20 inch mark) +

                                                      (distance between 20 and 16 inch mark)

Total distance = (20-14 ) + ( 20-16) = 6 + 4 = 10 inch.

Therefore, total distance the ant traveled is 10 inch.

Hence, this is the required solution.

All of the above-mentioned symptoms of cognitive stress except for isolation. Option d is correct.

Mental (cognitive) stress is an emotional/physical strain that causes a person to feel irritated, depressed, angry, anxious, and so on.

Cognitive stress is marked by a variety of moods and/or emotions linked to excessive anxiety about money, overall health, job loss, and so on.

All of the above-mentioned symptoms are markers of cognitive stress. In some circumstances, this condition may exacerbate stress.

Loss of memory, loss of concentration, and poor judgment are symptoms that are markers of cognitive stress.

Social isolation has been linked to a variety of mental illnesses, including increased stress, despair, and anxiety.

Hence all of the above-mentioned symptoms of cognitive stress except isolation. Option d is correct.

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Answer:

D

Explanation:

In a vertical circular motion If the distance is measure from a fixed point is, it will be same at each point. The minimum velocity that the ball must have to make it around the circle is 8.57 m/s.

In a vertical circular motion If the distance is measure from a fixed point is, it will be same at each point.

According to the Given information:

The radius of the vertical circle is 1.5 m.

As the ball rotates in the vertical circular motion with constant velocity. Thus the speed of the ball will be same for each point.

Therefore the centripetal force should be same for each point which is,

Here, m is the mass v is the velocity and R is the radius. This centripetal force is balanced by the tension action on the ball (towards the center) and the gravitational force acting on it.

Therefore, For the minimum velocity, the value of tension should be zero.

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Question seems to be incomplete. The complete question be like this

Draw a free body diagram for the ball when it is at the top of the circle. Next to that diagram indicate the direction of its acceleration b. Use that free body diagram to set up the equations needed to determine the Tension in the string. c. Solve those equations for the Tension in the string.

The terrestrial planets receive more heat from the Sun and have a lower gravitational pull than the Jovian planets, which receive less heat from the Sun and have a much higher gravitational pull.

Because they are large and composed mostly of gas they are sometimes called gas giants. Small amounts of rocky material are found only deep within the core of Jupiter's planet. In the solar system, Jupiter planet is farther from the Sun than the terrestrial planets and is therefore cooler.

Terrestrial planets formed from rocky and metallic planetesimals but were ultimately too small to capture the large amounts of hydrogen and helium gases abundant in the solar nebula. But Jupiter's planet formed far from the Sun where ice and rock were abundant.

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The time taken by light to travel from moon to earth is 1.28 s.

(a) Distance between moon and earth, d = 384,000 km

Speed of light, c = 3 x 10⁸ m/s

Therefore, the time taken to travel from moon to earth,

t = d/c

t = 384,000 x 10³/3 x 10⁸

t = 1.28 s

(b) Time taken by the star sirius to reach the earth, t = 8.61 years

Distance from earth to sirius, d = c x t

d = 3 x 10⁸ x 8.61 x 315.3 x 10⁵

d = 81.44 x 10¹⁵km

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If a capacitor is added in series with the light bulb in an AC circuit powered by a wall socket, the bulb will become dimmer.

In an AC circuit powered by a wall socket, the light bulb will get dim if a capacitor is put in series with it. This is because a phase shift between the voltage and current waveforms will result from the capacitor acting as a reactive load.

The voltage and current waveforms of an AC circuit are not in phase with one another.

This is a result of the circuit's reactive components, such capacitors and inductors.

The phase of the voltage and current waveforms will alter if a capacitor is introduced in series with the lightbulb. The bulb will get less power and grow dimmer as a result of the current passing through the circuit being delayed in relation to the voltage.

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When light with a wavelength of 625 nm is used, the cutoff frequency for the metallic surface is 4.80 × 10¹⁴ Hz. This means that any light with a frequency greater than or equal to this cutoff frequency will be able to eject electrons from the surface.

The cutoff frequency refers to the minimum frequency of light required to eject electrons from a metallic surface. To find the cutoff frequency, we can use the equation:

cutoff frequency = (speed of light) / (wavelength)

First, we need to convert the wavelength from nanometers to meters. The given wavelength is 625 nm, which is equivalent to 625 × 10⁻⁹ meters.

Next, we substitute the values into the equation:

cutoff frequency = (3.00 × 10⁸ m/s) / (625 × 10⁻⁹ m)

Now, let's simplify the equation:

cutoff frequency = (3.00 × 10⁸) × (1 / (625 × 10⁻⁹))

cutoff frequency = 4.80 × 10¹⁴ Hz

Therefore, the cutoff frequency for this surface is 4.80 × 10¹⁴ Hz.

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Answer:

Below

Explanation:

Be sure of your target and what is in front of AND beyond it. Do not point your weapon at anything you do not want to shoot. Make sure your armament is properly  maintained/loaded  and functioning.  Hearing and eye protection for you and those around you is in place.  

Answer:

it is 100,000 light years

HOPE IT HELPS

MARK AS BRAINLIEST

The net vertical force on the caboose (C) is

∑ F[v, C] = F[n, C]  - (1.4 kg) g = 0

where F[n, C] is the magnitude of the normal force exerted by the track on the caboose; so we have

F[n, C] = (2.3 kg) g = 13.72 N

which means the coefficient of kinetic friction µ between the caboose and the track is

F[f, C] = 0.46 N = µ (13.72 N)   ⇒   µ = (0.46 N) / (13.72 N) ≈ 0.034

and presumably the coefficient is the same for the locomotive.

The net vertical force on the locomotive (L) is

∑ F[v, L] = F[n, L] - (2.3 kg) g = 0

where F[n, L] is the magnitude of the normal on the locomotive, so that

F[n, L] = (2.3 kg) g = 22.54 N

and so the locomotive is opposed by a frictional force with magnitude

F[f, L] = µ (22.54 N) ≈ 0.76 N

Taking the locomotive and caboose together, the net horizontal force on the system is

∑ F[h] ≈ - F[f, C] - F[f, L] + F[engine] = (2.3 kg + 1.4 kg) (3.1 m/s²)

Solve for F[engine] :

F[engine] ≈ (3.7 kg) (3.1 m/s²) + 0.46 N + 0.76 N ≈ 13 N

Answer:

False, it travels left.

Explanation:

Hello.

In this case, we can answer this with an example. If we have 200 g and we want that value in a larger unit, for instance, kilogram, the following conversion is performed since 1 kg equals 1000 g:

\(200g*\frac{1kg}{1000kg}=0.200g\)

Whereas we needed to move the decimal point from right to left, which means that it travels left, that is why the statement is false.

Best regards.

Given the following information:Mass of the system, m = 20 kg.Damping coefficient, b = 6 Ns/m.Force, F = 90 N.Frequency of applied force, f = ?Applied force angular frequency, w = 6 rad/s.Forced vibration equation:F(t) = F0 sin(wt)where F0 = 90 N and w = 6 rad/s.Under the action of the force F, the mass m will oscillate.The equation of motion for the mass-spring-damper system is given by:$$\mathrm{m\frac{d^{2}x}{dt^{2}}} + \mathrm{b\frac{dx}{dt}} + \mathrm{kx = F_{0}sin(\omega t)}$$where k is the spring constant.x(0) = 0 and x'(0) = 0.As we have the damping coefficient (b), we can calculate the damping ratio (ζ) and natural frequency (ωn) of the system.Damping ratio:$$\mathrm{\zeta = \frac{b}{2\sqrt{km}}}$$where k is the spring constant and m is the mass of the system.Natural frequency:$$\mathrm{\omega_{n} = \sqrt{\frac{k}{m}}}$$where k is the spring constant and m is the mass of the system.Resonant frequency:$$\mathrm{\omega_{d} = \sqrt{\omega_{n}^{2}-\zeta^{2}\omega_{n}^{2}}}$$At resonance, the amplitude of the system will be maximum when forced by a sinusoidal force of frequency equal to the resonant frequency.Resonant frequency:$$\mathrm{\omega_{d} = \sqrt{\omega_{n}^{2}-\zeta^{2}\omega_{n}^{2}}}$$$$\mathrm{\omega_{d} = \sqrt{(6.57)^{2}-(-2.88)^{2}} = 6.98 rad/s}$$Hence, the frequency of applied force at which resonance will occur is 6.98 rad/s.

The frequency of the applied force at which resonance will occur is ω = 2√5 rad/s.

To determine the frequency of the applied force at which resonance will occur, resonance happens when the frequency of the applied force matches the natural frequency of the system. The natural frequency can be determined using the formula:

ωn = √(K / M),

where ωn is the natural frequency, K is the spring constant, and M is the mass of the system.

Substituting the given values of K = 400 N/m and M = 20 kg into the equation, we can calculate the natural frequency ωn.

ωn = √(400 N/m / 20 kg) = √(20 rad/s²) = 2√5 rad/s.

Therefore, the frequency of the applied force at which resonance will occur is ω = 2√5 rad/s.

The correct question is given as,

M= 20kg

Fo = 90 N

ω = 6 rad/s

K = 400 N/m

C = 125 Ns/m

Determine the frequency of applied force at which resonance will occur?

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Answer:

A. I and V

Explanation:

According to Le Chatelier's Principle, increasing the product side will cause the equilibrium to shift back towards the reactant side, so I is true.  By the same principle, II is false.

For gases, decreasing the pressure will cause the equilibrium to shift towards the side with higher number of moles.  So V is true.

The reaction is endothermic, so increasing the temperature will shift the equilibrium to the products, so IV is false.  And adding a catalyst has no effect on the equilibrium, so III is false.

The changes would result in more reactants being produced will increase NO₂ and decrease the pressure. Then the correct option is A.

The chemical reaction is the reaction between two reactants that led to the formation of products.

The products are substances that form after the reaction. The reactants are the substances that are original materials.

Given the reaction: N₂(g) +2O₂(g) ⇌ 2NO₂(g)

The forward reaction is endothermic. Increasing the product side will cause the equilibrium to shift back towards the reactant side, so I is true.  

By the same principle, II is false.

For gases, the decrease in pressure will shift the equilibrium toward the high number of moles side.  

So V is true.

The reaction is endothermic, so increasing the temperature will shift the equilibrium to the products, so IV is false.  Adding a catalyst has no effect on the equilibrium, so III is false.

The changes would result in more reactants being produced will increase NO₂ and decrease the pressure.

Then the correct option is A.

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Answer:

KE=800,000

Explanation:

The formula for kinetic energy is KE=1/2mv^2 or Kinetic Energy= 0.5*mass*velocity^2

so 1000 is the mass and 40 is the velocity

KE=0.5*1000*40^2

KE=0.5*1,000*1,600

KE=800,000 Joules

Without a figure, it's difficult to provide a specific answer to this question. However, we can provide some general information about using spring scales to weigh objects.

When using two spring scales to weigh an object, it's important to make sure that they are both calibrated and that they are used correctly. Ideally, the scales should be placed at right angles to each other so that the readings are not affected by any sideways forces.

The object being weighed should also be suspended so that it hangs freely, without touching any other objects or the scales themselves.

Assuming that the scales are calibrated and used correctly, the reading on each scale will represent the force exerted by the object in that direction.

For example, if the object is suspended from two scales placed at right angles to each other, the reading on each scale will represent the force exerted by the object in that direction. The total weight of the object can then be calculated using the Pythagorean theorem:

W = sqrt(F1^2 + F2^2)

where W is the weight of the object and F1 and F2 are the forces measured by the two scales.

In this case, since we know the weight of the fish (16 N), we could use the Pythagorean theorem to calculate the readings on the two spring scales.

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For accurate printing of longer storms, it is important to ensure that the events in the array are arranged in the correct order, with a 200ms delay between each event and a 400ms delay between each flash and boom.

When printing longer storms, it is crucial to maintain the correct order of events in the array. By arranging the events in the correct sequence, the storm will be printed accurately, providing a realistic representation. To achieve this, a delay of 200ms should be implemented between each event in the array. This delay ensures that each event is printed with the appropriate timing, creating a smooth and coherent storm simulation.

Additionally, it is necessary to introduce a 400ms delay between each "flash" and "boom" in the storm. This delay creates a distinct gap between these two elements, mimicking the natural occurrence of a lightning flash followed by the accompanying thunder. By allowing sufficient time between the flash and boom, the printed storm will convey a more realistic and immersive experience.

In summary, to accurately print longer storms, it is essential to maintain the correct order of events in the array and introduce appropriate delays. A 200ms delay between each event ensures accurate timing, while a 400ms delay between each flash and boom replicates the natural occurrence of lightning and thunder. Following these guidelines will result in a more realistic representation of storms when printing them.

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Answer:

22.1meter/min

Explanation:

Change 488s to min.

Speed= Distance÷Time

so 180m ÷ 122/15

= 22.1 (3s.f.) meter / min.

Part A: An object is moving with constant non-zero velocity in the +x axis. The position versus time graph of this object is a straight line making an angle with the time axis.

Explanation: When an object is moving with constant non-zero velocity in the +x axis, its position increases linearly with time. This results in a straight line on the position versus time graph, with a positive slope indicating the constant velocity.

Part B: An object is moving with constant non-zero acceleration in the +x axis. The position versus time graph of this object is a parabolic curve.

: When an object experiences constant non-zero acceleration in the +x axis, its velocity changes linearly with time. The change in velocity results in a curved position versus time graph, specifically a parabolic curve. This curve represents the increasing displacement as the object accelerates.

Part C: An object is moving with constant non-zero velocity in the +x axis. The velocity versus time graph of this object is a horizontal straight line.

Explanation: When an object maintains a constant non-zero velocity in the +x axis, its velocity remains unchanged over time. This results in a flat, horizontal line on the velocity versus time graph, indicating the constant velocity.

Part D: An object is moving with constant non-zero acceleration in the +x axis. The velocity versus time graph of this object is a straight line making an angle with the time axis.

Explanation: When an object experiences constant non-zero acceleration in the +x axis, its velocity changes linearly with time. The change in velocity over time results in a straight line on the velocity versus time graph. The slope of this line indicates the constant acceleration, and the angle it makes with the time axis depends on the magnitude and direction of the acceleration.

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The Milky Way is a member of the Laniakea Supercluster, which is a member of the Virgo Supercluster, which is a member of the Local Group galaxy group (which includes more than 54 galaxies).

Does the Local Group grow together with the universe as a whole? (Intermediate) The Local Group of Galaxies (Andromeda, Milky Way, etc.) is moving in the direction of the Local Supercluster.

While the cooler red star predominates the bulge, hot young stars are mostly found in the spiral arms of the disk. The galaxy as a whole undergoes a dramatic change in appearance as we go through the various star populations.

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The rotational kinetic energy is larger.

When a uniform hoop of radius R and mass M rolls without slipping, the rotational kinetic energy is greater than the translational kinetic energy. This is because the hoop's primary mode of motion is rotation, and its rotational kinetic energy depends on its moment of inertia.

The moment of inertia for a hoop rotating around its axis is given by I = MR², where M is the mass of the hoop and R is its radius.
The rotational kinetic energy is calculated using the formula
K_rot = (1/2)Iω²,
where ω represents the angular velocity.

On the other hand, the translational kinetic energy of the hoop is determined by its linear velocity. Since the hoop is rolling without slipping, the linear velocity of its center of mass is v = ωR. The translational kinetic energy is given by K_trans = (1/2)Mv² = (1/2)M(ωR)².

Comparing the two expressions, we can see that the rotational kinetic energy K_rot = (1/2)MR²ω² is larger than the translational kinetic energy K_trans = (1/2)M(ωR)². Thus, the rotational kinetic energy is dominant in this scenario.

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Answer:

The answer is

Explanation:

Using Boyle's law to find the final pressure

That's

\(P_1V_1 = P_2V_2\)

where

P1 is the initial pressure

P2 is the final pressure

V1 is the initial volume

V2 is the final volume

Since we are finding the final pressure

\(P_2 = \frac{P_1V_1}{V_2} \)

From the question

P1 = 115 kPa

V1 = 480 mL

V2 = 650 ml

So we have

\(P_2 = \frac{115000 \times 480}{650} = \frac{55200000}{650} \\ = 84923.076923...\)

We have the final answer as

Hope this helps you

Answer:

Explanation:

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Exercise combats health conditions and diseases. ...

Exercise improves mood. ...

Exercise boosts energy. ...

Exercise promotes better sleep. ...

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Exercise can be fun … and social!