a binary star system has two stars where the low mass star orbits the more massive star at a distance of 3 au. they orbit each other with a period of 2 years. their combined mass in solar units is

The correct option is (c) 5m southwest.

A quantity or phenomena with independent qualities for both size and direction is called a vector. The word can also refer to a quantity's mathematical or geometrical representation. Velocity, momentum, force, electromagnetic fields, and weight are a few examples of vectors in nature.

the vector S and E is,

S = -4m j

E = -3m i

the vector is

|S - E| = √(-4)² + (-3)²

|S - E| = 5m

Types of Vectors List

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Answer:

B.Converts the voltage of a current source

A transformer is an electrical apparatus designed to convert alternating current from one voltage to another. It can be designed to "step up" or "step down" voltages and works on the magnetic induction principle. ... When voltage is introduced to one coil, called the primary, it magnetizes the iron core.

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Answer:

We the People of the United States, in order to form a more perfect union, establish justice, insure domestic tranquility, provide for the common defense, promote the general welfare, and secure the blessings of liberty to ourselves and our posterity, do ordain and establish this Constitution for the United States of America.

Explanation:

We the People of the United States, in order to form a more perfect union, establish justice, insure domestic tranquility, provide for the common defense, promote the general welfare, and secure the blessings of liberty to ourselves and our posterity, do ordain and establish this Constitution for the United States of America.

Answer:

Friction is a force that rubs on a object which then causes something within that object to happen. There are many types of friction, though.

Explanation:

brainliest? :{

Part 1: The image that will be formed will be real.Part 2: The image will be located on the same side of the lens at a distance of 24 cm from the lens.Part 3: The magnification of the image will be -2.0.Part 4: The size of the image will be 6.0 cm.

Part 1: The image that will be formed will be real

When an object is placed in front of a converging lens, the type of image formed depends on the position of the object relative to the focal point (F) of the lens. In this case, the object is located 4.0 cm in front of the lens, which is less than the focal length (8.0 cm). When the object is placed between the lens and its focal point, a real and inverted image is formed on the opposite side of the lens.

Part 2: The image will be located on the same side of the lens at a distance of 24 cm from the lens.

For a converging lens, when the object is placed between the lens and its focal point, the real image is formed on the same side as the object. The distance of the image from the lens can be calculated using the lens equation:

1/f = 1/v - 1/u

Where:

f is the focal length of the lens (8.0 cm)

v is the image distance from the lens (unknown)

u is the object distance from the lens (-4.0 cm, negative because the object is on the opposite side of the lens)

Solving for v:

1/8 = 1/v - 1/-4

1/8 = (1/v) + (1/4)

1/v = 1/8 - 1/4

1/v = (1 - 2)/8

1/v = -1/8

v = -8 cm

Since the image is formed on the same side as the object, the distance is positive: v = 8 cm.

Part 3: The magnification of the image will be -2.0.

The magnification (m) of the image can be calculated using the formula:

m = -v/u

Where:

v is the image distance from the lens (8.0 cm)

u is the object distance from the lens (-4.0 cm)

Plugging in the values:

m = -8/-4

m = 2.0

The negative sign indicates that the image is inverted.

Part 4: The size of the image will be 6.0 cm.

:The size of the image can be determined using the magnification formula:

m = -h'/h

Where:

m is the magnification (-2.0, negative due to inversion)

h' is the height of the image (unknown)

h is the height of the object (3.0 cm)

Solving for h':

-2.0 = -h'/3

h' = 6.0 cm

The size of the image is 6.0 cm, indicating that it is twice the size of the object and inverted.

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Answer: 2.5 ML

Explanation:

10 ÷ 10 = 1

25 ÷ 10 = 2.5

The volume of 1 coin is 2.5 ML

Neither the object's speed nor direction can change

Answer:

D. The object's speed, direction, or both can change.

Explanation:

If Adam applies an unbalanced force to an object, the object's speed, direction, or both can change. This is because an unbalanced force causes an acceleration, which can result in changes in both speed and direction.

Let's consider some examples to better understand this concept. Imagine Adam pushes a book on a table with a greater force in one direction. If the force is greater than the friction between the book and the table, the book will start moving in the direction of the force. This change in direction is caused by the unbalanced force applied by Adam.

Now, let's say Adam applies a constant force to a ball on the ground. If the force is greater than the friction between the ball and the ground, the ball will start rolling and its speed will increase. Again, this change in speed is due to the unbalanced force applied by Adam.

In summary, when an unbalanced force is applied to an object, it can cause changes in the object's speed, direction, or both. So, the correct answer is D: The object's speed, direction, or both can change.

Answer:

collagen and protein

Explanation:

Made mostly of collagen, bone is living, growing tissue collagen is a protein that provides a soft framework and calcium photosphate site is a material that adds strength to hardness the framework.

Answer:

bones are made of collagen and protein

Answer:

D.

Driving and talking on any type of cell phone increases the chance of missing traffic signals.

Explanation:

correct on edge2021

Answer:

the answer is d thank me later

Explanation:

The magnitude of force put out by the machine is of 3600 N.

What is Mechanical Advantage?

The mechanical advantage of a machine is defined as the force amplification of a machine by using certain mechanical devices.

Given data -

The value of the mechanical advantage is, MA = 4.5.

The magnitude of applied force is, F = 800 N.

Mathematically, the mechanical advantage is defined as the ratio of output force to the applied or input force. That is,

ME = F'/F

here,

F' is the output force.

Solving as,

4.5 = F'/800

F' = 4.5 × 800

F' = 3600 N

Thus, we can conclude that the magnitude of force put out by the machine is of 3600 N.

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The measure of central tendency that should be used to calculate the cutoff time for the final race is the median.

Option C.

The median is the middle point in a dataset—half of the data points are smaller than the median and half of the data points are larger.

To find the median: Arrange the data points from smallest to largest. If the number of data points is odd, the median is the middle data point in the list.

So from the given data of the 100 meter dash, the measure of central tendency that should be used to calculate the cutoff time for the final race is the median.

The median will help to separate half of the data points that are smaller than the cutoff time and half of the data points are larger than the cutoff time.

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Answer:

Fish and mammals are related, even though adult fish and adult mammals do not look alike.

Explanation:

Adult fish and adult mammals look very different. But the embryos of fish and mammals share a number of similarities. So, Mariam can conclude that fish and mammals are related, even though adult fish and adult mammals do not look alike.

I realized that the fish and mammals don't look alike but their embryos do so Fish and mammals are related, even though adult fish and adult mammals do not look alike.

Hope this helps if it does give it a thumbs up and a heart so I know it's right if it's wrong tell me what it was!!

If a circular motion is accelerated, it will undoubtedly have a high Turning at a rapid rate.

When an object travels along a circular path at a constant speed, it is said to be in uniform circular motion (UCM).So because object's direction was constantly shifting, the velocity doesn't really remain constant along with the speed.To maintain a circular course, the object must speed up toward the the circle's center.

As the particle moves in a circle, its direction of acceleration is continuously changing since it is continually moving toward the center.As a result, it is variable.

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When switch S is closed, the circuit is complete, and current flows from the battery through the switch, bulb A, bulb B, and back to the battery. So, the correct answer is : 3.

Both bulbs receive the same current because they are connected in series. However, when the switch S is opened, the circuit is no longer complete, and the current stops flowing through the circuit. This is because the circuit will become incomplete, and no current will flow through the circuit. As a result, the bulb will not receive any electric charge, and its brightness will decrease. As a result, the bulb B receives no current and its brightness decreases to zero. Therefore, the correct answer is 3.

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Answer: It’s A

Explanation:

Answer:

(a). The distance is 207 m.

(b). The initial velocity is 45.0 m/s

(c). The maximum height is 103.3 m

Explanation:

Given that,

Time = 4.60 s

We need to calculate the initial velocity

Using equation of motion

\(v=u-gt\)

Put the value into the formula

\(0=u-9.8\times4.60\)

\(u=45.0\ m/s\)

We need to calculate the distance

Using formula of distance

\(d=v\times t\)

Put the value into the formula

\(d=45\times4.60\)

\(d=207\ m\)

We need to calculate the maximum height

Using equation of motion

\(v^2=u^2-2gh\)

Put the value into the formula

\(0=(45.0)^2-2\times9.8\times h\)

\(h=\dfrac{(45.0)^2}{2\times9.8}\)

\(h=103.3\ m\)

Hence, (a). The distance is 207 m.

(b). The initial velocity is 45.0 m/s

(c). The maximum height is 103.3 m

Explanation:

Current : Flow of charge per unit time is current. Its unit is ampere. I (Current) = Voltage(V) / Resistance(R)

Resistance : Hindrance to the flow of current is called resistance. Its unit is ohm. R = V/I

Each lamp cause 12 volt drop in voltage so 240/12= 20 lamps will be enough to be connected in series.

Each lamp will light with same brightness because these are connected in series and the current (number of charges passing per unit time) is same through all of these.

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If the voltage amplitude across an 8.50-nF capacitor is equal to 12.0 V when the current amplitude through it is 3.33 mA, the frequency is  5.20 kHz (Option D).

To find the frequency when the voltage amplitude across an 8.50-nF capacitor is equal to 12.0 V and the current amplitude through it is 3.33 mA, you can use the formula:

Voltage Amplitude (V) = Current Amplitude (I) * Capacitive Reactance (Xc)

First, find the capacitive reactance (Xc) using the formula:

Xc = 1 / (2 * π * f * C)

Where f is the frequency and C is the capacitance.

Rearrange the formula to solve for the frequency:

f = 1 / (2 * π * C * Xc)

Since Voltage Amplitude = Current Amplitude * Capacitive Reactance:

Xc = Voltage Amplitude / Current Amplitude

Xc = 12.0 V / 3.33 mA = 12.0 V / 0.00333 A = 3603.60 Ω

Now, plug Xc and C into the frequency formula:

f = 1 / (2 * π * 8.50 nF * 3603.60 Ω)

f = 1 / (2 * π * 8.50 × 10⁻⁹ F * 3603.60 Ω)

f ≈ 5200 Hz

The frequency is closest to 5.20 kHz (Option D).

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Quasars are extremely high energy galaxies believed to have formed in the early stages of the universe. They are not a conglomeration of spiral galaxies, white dwarfs that have undergone final collapse, or a conglomeration of pulsars within a galaxy.

Quasars are not a conglomeration of spiral galaxies or white dwarfs that have undergone final collapse. Instead, quasars are believed to be extremely high energy galaxies that formed in the early stages of the universe.

They are powered by supermassive black holes at their centers, which emit vast amounts of radiation and energy as they consume surrounding matter. Quasars are not a conglomeration of pulsars within a galaxy either. Rather, they are a distinct class of objects that are quite different from pulsars.

Quasars are a fascinating and mysterious type of object in the universe, and studying them can help us understand the early history of our cosmos in greater detail.

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Both of the below elements, covering a short period of time and having a limited number of characters, are typically associated with climactic plot structure. The correct options are:

c. Covers a short period of time

d. A limited number of characters

This structure focuses on a specific event or conflict that unfolds rapidly and intensifies towards a climax, usually involving a small set of characters. The plot begins closer to the climax, omitting extensive exposition or background information, and often takes place in a restricted locale to maintain a sense of urgency and intensity.

Climactic plot structure refers to a narrative structure that focuses on a condensed timeframe and a limited number of characters. This type of plot structure often unfolds rapidly, with events building up to a climactic moment or turning point. By covering a short period of time and involving a small cast of characters, the climactic plot structure creates a sense of intensity and immediacy in the story, allowing for focused and impactful storytelling. This structure is commonly used in works such as short stories, plays, and films where brevity and concentrated impact are desired.

Therefore, options c and d are correct.

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Answer:

Parallel combination

Explanation:

There are two types of combination of resistances.

1. Series circuit :When the resistances are connected back to back, the combination is called series combination. Here, the current in each resistance is same. The effective resistance is given by

R = R' + R''

2. Parallel combination: When the one ends of all the resistances connected at a point and the other end is connected at other point, the combination is said to be parallel. Here, the voltage difference is same for all the resistances.

The effective resistance is given by

\(\frac{1}{R}=\frac{1}{R'}+\frac{1}{R''}\)

So, to get the effective resistance is small, we have to connect the resistances in parallel combination.

A sound wave is produced when a medium begins to vibrate. When an entity vibrates, a pressure wave is formed, which causes sound.

When an object vibrates, a pressure wave is created, which produces sound. The particles in the surrounding medium (air, water, or solid) vibrate as a result of the pressure wave.

The vibrations of the particles move nearby particles, allowing the sound to travel further through the medium.

Hence a sound wave is produced when a medium begins to vibrate.

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Answer:

vibrate

Explanation: slaaauyy

The Height of lava bomb is 65.8m

We need to determine the lava bomb's height and direction of travel 2 seconds after it was thrown straight up at a speed of 28 m/s.

where,

initial speed u = 28  m/s

g = 9.81 m/s2

h = ut + 1/2 gt.

= 28 × 2 +1/2 × 9.8  × 2

= 56 + 9.8

= 65.8 m

Hence, the Height of lava bomb is 65.8m

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The angular resolution of a system of telescopes for observations at a wavelength of 500 nanometers is determined by the diffraction limit. For a wavelength of 500 nanometers and a telescope with a diameter of 1 meter, the angular resolution of the system would be approximately 0.0067 arcseconds.

This limit is the minimum angle of resolution of an optical system limited by the wave nature of light. The diffraction limit is determined by the ratio of the wavelength of the light to the aperture of the telescope. For a wavelength of 500 nanometers and a telescope with a diameter of 1 meter, the angular resolution of the system would be approximately 0.0067 arcseconds. This is equivalent to a resolution of 1.2 milli-arcseconds per meter of aperture. In other words, a telescope with a 1-meter aperture would be able to resolve objects that are separated by an angle of 0.0067 arcseconds, equivalent to 0.2 milli-arcseconds. The angular resolution of a system of telescopes would be the sum of the individual angular resolutions of the telescopes.

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Answer:

Yes

Explanation:

Displacement is equal to the final position of X minus the initial position of X.

Rinse chemicals from your hands and arms with water in the sink

In the chemistry lab we use to work with chemical solutions, because of that we must learn what is the best way to manipulate the chemicals with we are going to work, so an proper way to maintain our hands and arms clean is using the lab's sink in order to wash our hands and arms with enough water

In chemistry a solution is known as a homogeneous mixture of two or more components called:

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When two waves interfere, the resulting displacement is determined by the principle of superposition, which states that the displacements caused by individual waves add up algebraically at each point of overlap. In the case of constructive interference, the waves are in phase, meaning their peaks and troughs align, resulting in an increase in the amplitude.

Here, we have a wave with an amplitude of 10 cm and another wave with an amplitude of 15 cm. To determine the maximum displacement that may result when they overlap, we need to consider the combined effect of their amplitudes. Since constructive interference occurs when the waves are in phase, the maximum displacement will be the sum of the individual amplitudes. Adding 10 cm and 15 cm yields a maximum displacement of 25 cm. Therefore, the maximum displacement that may result when the waves overlap is 25 cm. This signifies the peak combined effect of the two waves, resulting in a larger amplitude at specific points of overlap. i.e.,

the maximum displacement is given by:

Maximum displacement = Amplitude of Wave 1 + Amplitude of Wave 2

Maximum displacement = 10 cm + 15 cm

Maximum displacement = 25 cm

Therefore, the maximum displacement that may result when the two waves overlap is 25 cm.

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Answer:

Yes.

Explanation:

Sound waves travel through metal 17 times faster than air.