what are the main components of circulatory system and what is the function?

Using this data the quantity which is trying to find is average speed thus option C is correct.

Average speed is defined as the total distance traveled in total time taken it means that we can calculate the average speed obtained by an object.

Average Speed = Total distance travelled/Total time taken

It's S.I unit is m/s

Using this data the quantity which is trying to find is average speed thus option c is correct.

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Explanation:

touchdown ramsksksksk

The algorithm performs a logarithmic search in an array with time complexity O(logzn).

An algorithm to search for a value in an array with a time complexity of O(logzn), assuming the array is sorted in ascending order:

Initialize two variables, "start" and "end," to represent the range of the array to be searched. Set "start" to 0 and "end" to the length of the array minus 1.

While "start" is less than or equal to "end," do the following steps:

a. Calculate the middle index of the current range using the formula: middle = start + ((end - start) / z).

b. If the value at the middle index is equal to the target value, return the middle index as the position of the target value in the array.

c. If the value at the middle index is less than the target value, update "start" to middle + 1 to search in the right half of the array.

d. If the value at the middle index is greater than the target value, update "end" to middle - 1 to search in the left half of the array.

If the target value is not found after the while loop, return -1 to indicate that the value is not present in the array.

The algorithm divides the search range by the factor "z" at each step, similar to how binary search divides the range in half. This logarithmic division of the search space leads to a time complexity of O(logzn).

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No, he cannot use since the electricity we receive from outlets is AC and the electricity needed to charge a phone is DC. The charger functions as an AC to DC converter.

Copper wire is used in the production, transmission, and distribution of electricity for communications, associated electronics, and many other types of electrical equipment. Copper and its alloys can also be used to make electrical connections.

A copper wire is a solo copper electrical conductor. It might or might not be insulated. An assembly of two or more copper cables that has been covered with a single coat or sheath is known as a copper cable.

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The 50 kg box would accelerate at a rate of 11.8 m/s² when a 590 N force is applied.

To determine the acceleration of a 50 kg box when a force of 590 N is applied, we can use Newton's second law of motion, which states that the acceleration of an object is directly proportional to the net force acting on it and inversely proportional to its mass.

The formula for Newton's second law is:

F = m * a

Where:

F is the net force applied,

m is the mass of the object,

a is the acceleration.

Rearranging the formula, we can solve for acceleration:

a = F / m

m = 50 kg

F = 590 N

Substituting the values into the formula:

a = 590 N / 50 kg

Calculating:

a = 11.8 m/s²

Therefore, the 50 kg box would accelerate at a rate of 11.8 m/s² when a force of 590 N is applied.

In summary, the box would accelerate at 11.8 m/s² if a person applied a force of 590 N to it.

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Answer:

7.65 T

Explanation:

From the question,

Using,

F = BILsinФ......................... Equation 1

Where F = Force, B = magnetic field strength, I = current, L = Length, Ф = Angle.

Make B the subject of the equation

B = F/ILsinФ........................Equation 2

Given: F = 2.55 N, I = 32 A, L = 3.00 cm = 0.03 m, Ф = 90° (perpendicular)

Substitute into equation 2

B = 2.55/(32×0.03×sin90°)

B = 2.55/0.96

B = 7.65 T

The answers include the following below:

This is referred to as the propagation of disturbances from place to place in a regular and organized way and there are different types of waves.

An example is the longitudinal wave which has the vibration of the particles takes place in the same direction as that of the wave.

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The value of b/2m is 0.0004.

The amplitude reduction of a pendulum due to friction is given by the equation:

x = A e^(-bt/2m), where

A is the initial amplitude,

b is a constant of proportionality that depends on the strength of friction and the mass of the pendulum,

t is time, and

m is the mass of the pendulum.

By using the given values of the initial amplitude and the amplitude after 1000s, we can solve for the constant b/2m.

x = A e^(-bt/2m)

x = 5.508 m = 15.08 m e^(-bt/2m)

e^(-bt/2m) = 5.508 / 15.08 = 0.366

-bt/2m = ln(0.366)

b/2m = - ln(0.366) / 1000 s

b/2m = 0.0004

The result of this calculation will give us the rate at which the pendulum's energy is being lost due to friction. This value can then be used to estimate the pendulum's energy loss over longer time intervals or for pendulums with different masses or lengths

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Answer:

Astronauts who are orbiting the Earth often experience sensations of weightlessness. These sensations experienced by orbiting astronauts are the same sensations experienced by anyone who has been temporarily suspended above the seat on an amusement park ride. Not only are the sensations the same (for astronauts and roller coaster riders), but the causes of those sensations of weightlessness are also the same. Unfortunately however, many people have difficulty understanding the causes of weightlessness.

Answer:

50 cm3 of 1M hydrochloric acid is a six-fold excess of acid. In this reaction, the magnesium and acid are gradually used up. However the acid is in excess, so it is mainly the loss of magnesium (surface area becomes smaller) that causes the change in the rate.

Explanation:

The equation for the reaction is: magnesium + hydrochloric acid → magnesium chloride + hydrogen

Mg(s) + 2HCl(aq) → MgCl2(aq) + H2(g)

Students follow the rate of reaction between magnesium and the acid, by measuring the amount of gas produced at 10 second intervals.

3 cm of magnesium ribbon typically has a mass of 0.04 g and yields 40 cm3 of hydrogen when reacted with excess acid. 50 cm3 of 1M hydrochloric acid is a six-fold excess of acid.

In this reaction, the magnesium and acid are gradually used up. However the acid is in excess, so it is mainly the loss of magnesium (surface area becomes smaller) that causes the change in the rate.

If a graph of volume (y-axis) against time (x-axis) is drawn, the slope of the graph is steepest at the beginning. This shows that the reaction is fastest at the start. As the magnesium is used up, the rate falls. This can be seen on the graph, as the slope becomes less steep and then levels out when the reaction has stopped (when no more gas is produced).

The reaction is exothermic, but the dilute acid is in excess and the rise in temperature is only of the order of 3.5˚C. There is some acceleration of the reaction rate due to the rise in temperature. Some students might notice the flask becoming slightly warm and they could be asked how this would affect the rate of reaction, and how they might adapt the experiment to make it a ‘fair test’.

Additional information

This is a resource from the Practical Chemistry project, developed by the Nuffield Foundation and the Royal Society of Chemistry. This collection of over 200 practical activities demonstrates a wide range of chemical concepts and processes. Each activity contains comprehensive information for teachers and technicians, including full technical notes and step-by-step procedures. Practical Chemistry activities accompany Practical Physics and Practical Biology.

To solve this we must be knowing each and every concept related to Le Chatelier′s Principle. Therefore, when concentration of hydrochloric acid was changed. the concentration of product will also change.

When a stress is given to a chemical system in equilibrium, the equilibrium shifts to alleviate the tension, according to Le Chatelier′s Principle. In other words, it can anticipate the outcome of a chemical reaction with response to changes in temperature, concentration, quantity, or pressure.

While Le Chatelier's concept can be used to anticipate the reaction to a change from equilibrium, it doesn't explain why the system behaves as it does (at the molecular level).

Mg(s) + 2 HCl(aq) \(\rightarrow\) MgCl\(_2\)(aq) + H\(_2\)(g)

According to  Le Chatelier′s Principle, when concentration of hydrochloric acid was changed. the concentration of product will also change.

Therefore, when concentration of hydrochloric acid was changed. the concentration of product will also change.

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When mass and velocity are given the work done is the change in kinetic energy . Here the work done to move the crate will be will be 9 J.

Here a crate of 2 kg is resting on the floor. Work should be done to move the object at a constant speed. When mass and velocity are given, because here the object is attaining kinetic energy, the work done will be the change in kinetic energy.

As the object was at rest, the initial kinetic energy will be 0.

Work done, W = \(\frac{1}{2} mv_{2} ^{2} -\frac{1}{2}mv_{1} ^{2}\)

v₁ = 0 , so the second term becomes 0.

W = \(\frac{1}{2}mv_{2}^{2}\)

     = 1/2 ×2×3² = 9 J.

Since crate is moving on a frictionless surface, we can ignore the frictional force.

So the work done to move a 2 Kg crate over a frictionless surface at a speed of 3m/s is 9 J.

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Answer:c large, spherical body that orbits in a clear path around a star

Explanation:]

All planets in the universe are the large, spherical body that orbits in a clear path around a star. Therefore, option (C) is correct.

Planets can be described as astronomical bodies which are orbiting a star and are big enough to have their own gravity.

In the solar system, a planet is a body that revolves around the sun in fixed orbits and does not have the light of its own but reflects the light of the sun. They do not twinkle like other stars which are too close to us.

Our solar system consists of 8 planets which are in the order of Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune.

With approximately two trillion galaxies within our observable Universe,  and are approximately 10²⁵ planets that orbit stars, with some approximately 10²⁶ to 10³⁰ additional starless planets.

Therefore, option (c) is correct according to which planets are the large, spherical body that orbits in a clear path around a star.

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The correct statement about Newton’s second law is that acceleration depends on mass and the amount of force applied.

Newton’s second law of motion states that the acceleration of an object is directly proportional to the force acting on it and inversely proportional to its mass. Mathematically, this law is represented as F = ma, where F is force, m is mass, and a is acceleration. According to this law, the amount of force applied and the mass of the object affect its acceleration. Therefore, option C is the correct statement.

Newton's second law is one of the most fundamental laws of classical physics. According to this law, the acceleration of an object is directly proportional to the force acting on it and inversely proportional to its mass. The law is mathematically represented as F = ma, where F is force, m is mass, and a is acceleration. This means that the amount of force applied and the mass of the object affect its acceleration.The acceleration is directly proportional to the force applied. This means that the greater the force applied, the greater the acceleration of the object. For instance, a heavier object will need more force to be pushed to achieve the same acceleration as a lighter object. The acceleration is inversely proportional to the mass of the object. This means that the greater the mass of the object, the lower the acceleration it will achieve with the same force applied. For instance, a lighter object will accelerate faster than a heavier object with the same force applied. Therefore, the correct statement about Newton’s second law is that acceleration depends on mass and the amount of force applied.

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Answer:

The radius of the orbit must increase.

Explanation:

The voltage across the primary of the transformer, VP = 120VThe voltage across the secondary of the transformer, VS = 5VThe number of turns in the primary of the transformer, NP = 480 turnsThe number of turns in the secondary of the transformer, NS can be calculated using the following formula;

`VP / VS = NP / NS`.

Substituting the values in the above formula,`120 / 5 = 480 / NS`Solving for NS;`NS = (5 × 480) / 120 = 20 turns`Therefore, the number of turns in the secondary is 20 turns.Question 10The distance between the parallel wires, d = 6.8 cm = 0.068 mThe current flowing through each of the parallel wires, I = 23.8 AThe force per unit length between the wires can be determined using the following formula;`

F / L = (μI1I2) / (2πd)`

where F is the force between the wires, L is the length of the wire and μ is the permeability of free space.Substituting the values in the above formula;

`F / 1 = (4π × 10^-7 × 23.8^2) / (2 × π × 0.068)`

Simplifying the above expression;`F = 2.00 × 10^-4 N/m`Therefore, the force per unit length exerted by one of the wires on the other is 2.00 × 10^-4 N/m.

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Answer: B and E

Explanation:

The maximum force is equal to 1500 N

Using the integration or anti derivative processes, the area under the curve may be determined. We'll need the curve's equation (y = f(x)), the curve's axis, and the curve's boundary bounds for this. The given problem can be solved by using the concept of the impulse concept and area under the curve.

To find the maximum force, first calculate the area under the curve when the impulse is given in the problem. The expression of impulse can be expressed as:

Impulse = F × t [ F= force, t = time ]

The area under the curve of the curve can be calculated as follows:

impulse = area impulse

= 1/2 × base × height

= 1/2 × (8 ms) × (Fmax)

= (4 ms) × (10⁻³ sec ÷ 1 ms) × (Fmax)

= 0.004 (Fmax) s

Now, calculate the impulse from the given curve of the graph. Determine the area under the curve.

Here, area under the curve is equal to the impulse.

impulse = (Fmax) × t 60 N.s

= 0.004 (Fmax) s

Fmax = 1500 N

So, the maximum force is equal to 1500 N

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The complete question is as follows:

In The Figure, What Value Of Fmax Gives An Impulse Of 6.0 N*S?

Answer:

1500

Explanation:

The activity in which a competitor displayed good sportsmanship towards me was during a football match.

This is an ethics or attitudes that show respect for the rules of a game and for the other players.

Sportsmanship was shown when i lost the deciding penalty and was consoled by the opponent.

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Answer:

Explanation:

Given:

P = 12 W

R = 270 Ω

t = 2.5 s

____________

Q - ?

Power:

P = I²·R

Current strength:

I = √ (P / R) = √ (12 / 270) ≈ 0.21 A

Charge:

Q = I·t = 0.21·2.5 = 0,525 C

Answer:

C: the inertia of the object and the amount of force that is pushing it.

Answer:2AgI + Na2S → Ag2S + 2NaI I am pretty sure this is the answer

Explanation:

Answer:

due to upthrust

Explanation:

when immersed in a liquid the liquid exerts an upward force on the body immersed causing it to appear lighter than it's original weight

Acceleration will increase as the angle of incline does, and as a result, force will as well.

The gravitational force acting on the cart increases as the slope of the incline increases, causing it to accelerate more quickly.The ramp's steepness will cause an increase in inclination. As a result, the acceleration increases as the inclination angle increases. This acceleration causes the object to descend with greater speed.

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tail rail holds the towel from a certain way where the water climbs down

Answer:mass

Explanation:

Mass of the body is defined as he amount of matter a body have.It is denoted by m and its unit is kg.Mass is the only option never change no matter in the universe.

What is difference between mass and weight?

Mass of the body is defined as the amount of matter a body have.It is denoted by m and its unit is kg.Mass is the  quantity on which a lot of physical quantity depends.

Weight is defined as the amount of force an object excerts on the surface.It is given as the product of mass and the gravitational pull.;

Mass is an indepedent quantity it never depend on the other.While weight is a dependent quantity depends upon the gravitational pull.

The value of gravitational pull is different in the different part of the universe.For example on the earth the value of gravitational acceleration is 9.81 m/sec².While on the moon it is g/6.

Weight is change according to the place or surrounding while the mass of the body is constant everywhere.

Hence the mass is the only option never change no matter in the universe.

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Reading a resistor color code is a quick and easy way to determine the resistance value of a resistor. Resistor color codes are a series of colored bands that are painted on the body of the resistor. These bands represent the resistance value, tolerance, and temperature coefficient of the resistor.

The first and second bands represent the first two digits of the resistance value. The third band represents the number of zeroes to add to the end of the first two digits. For example, if the first band is red and the second band is brown, the resistance value is "22". If the third band is orange, the resistance value is "220", or 220 ohms.

The fourth band is the tolerance band, which represents the percentage of tolerance of the resistance value. Common tolerance values include gold (5%), silver (10%), and brown (1%). If there is no tolerance band, the tolerance is assumed to be 20%.

The fifth band, if present, represents the temperature coefficient of the resistor. The temperature coefficient is a measure of how the resistance value changes with temperature. Common temperature coefficients include brown (±100 ppm/°C), red (±50 ppm/°C) and yellow (±25 ppm/°C) and blue (±10 ppm/°C).

It is important to note that the order of the band colors may vary depending on the manufacturer. However, the first, second, and third bands will always be the resistance value bands, the fourth band will always be the tolerance band, and the fifth band, if present, will always be the temperature coefficient band.

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Answer:

1 kg at 1 m/s

Explanation:

less weight to propell it forward

Answer/Explanation: As mentioned above, the characteristic chemical property of a metal atom is to lose one or more of its electrons to form a positive ion. However, certain metals lose electrons much more readily than others. In particular, cesium (Cs) can give up its valence electron more easily than can lithium (Li).

-Bababooeyboy

Answer:

55.84 look at periodic table

so 55.84*3= 167.52gFe