I need help, worth 40 Points!

A plane flies due north (90° from east) with a velocity of 100 km/h for 3 hours. During this time, a steady wind blows southeast at 30 km/h at an angle of 315° from due east. After 3 hours, where will the plane’s position be relative to its starting point?

*Please try to fill the data table.

I Need Help, Worth 40 Points!A Plane Flies Due North (90 From East) With A Velocity Of 100 Km/h For 3
I Need Help, Worth 40 Points!A Plane Flies Due North (90 From East) With A Velocity Of 100 Km/h For 3

Answers

Answer 1

Answer:

thank you

Explanation:

Answer 2

Split up the two given velocity vectors into horizontal and vertical components.

Plane:

p = (100 km/h) (cos(90°) i + sin(90°) j ) = (100 km/h) j

Its direction is given, 90° relative to east.

Traveling for 3 hours with this velocity results in a displacement of

p * (3 h) = (300 km/h) (3h) j = (900 km) j

meaning that this velocity contributes to a north-facing displacement of 900 km.

Wind:

w = (30 km/h) (cos(315°) i + sin(315°) j ) ≈ (21.2 km/h) i + (-21.2 km/h) j

Its direction is also given, 315° relative to east.

After 3 h, this velocity contributes to a displacement of

w * (3h) ≈ (63.6 km) i + (-63.6 km) j

meaning if the plane had no velocity of its own but somehow stayed in the air, the wind would have pushed it about 63.6 km south and 63.6 km east, which translates to a net displacement of

√((63.6 km)² + (-63.6 km)²) = 90 km

due southeast.

Putting everything together, your table displacement table should read:

.                       |   wind   |   plane

velocity           |   30      |   100       ...   km/h

direction         |   90°     |   315°      ...   relative to east

x                      |   63.6   |   0           ...   km

y                      |  -63.6   |   900      ...   km

The resultant vector is the sum of these, r = p + w :

r ≈ (21.2 km/h) i + (78.8 km/h) j

After 3 h, the resultant displacement is

r * (3h) ≈ (63.6 km) i + (236.4 km) j

with magnitude

√((63.6 km)² + (236.4 km)²) ≈ 244.8 km

and direction θ such that

tan(θ) ≈ (236.4 km) / (63.6 km)

θ ≈ arctan(3.714) ≈ 74.9°

So the resultant table should read

xnet             |   63.6 km

ynet             |   236.4 km

magnitude   |   244.8 km

theta            |   74.9° relative to east


Related Questions

Which of the following feedbacks are definitely positive (that is, there is no uncertainty that they are positive)? [select all that apply] Laspe rate feedback Water vapor feedback Ice albedo feedback Cloud feedback Question 4 1 pts Which of these feedbacks affect the terrestrial radiation budget? [select all that apply] Lapse rate feedback Ice-albedo feedback Water vapor feedback Cloud feedback

Answers

The positive feedbacks without uncertainty are water vapor feedback. The feedbacks that affect the terrestrial radiation budget are lapse rate feedback, ice-albedo feedback, water vapor feedback, and cloud feedback.

Among the feedbacks listed, the ones that are definitely positive (without uncertainty) are: 1. Water vapor feedback: An increase in temperature leads to an increase in atmospheric water vapor content, which amplifies the greenhouse effect and further enhances warming. This feedback is positive. The feedbacks that affect the terrestrial radiation budget (the balance of incoming and outgoing radiation at the Earth's surface) are: 1. Lapse rate feedback: This feedback is related to the vertical temperature profile of the atmosphere. If the lapse rate (the rate at which temperature changes with altitude) decreases with warming, it can amplify the warming or cooling effects. It affects the radiation budget indirectly by influencing the atmospheric temperature structure. 2. Ice-albedo feedback: When temperatures rise, ice and snow cover decrease, exposing darker surfaces (such as land or ocean) that absorb more solar radiation. This leads to further warming, creating a positive feedback loop that affects the radiation budget. 3. Water vapor feedback: As mentioned earlier, an increase in temperature leads to increased atmospheric water vapor content. Water vapor is a potent greenhouse gas that affects the radiation budget by trapping outgoing longwave radiation and amplifying the greenhouse effect.b4. Cloud feedback: Changes in temperature and atmospheric moisture content can affect cloud formation and properties. Clouds can either trap heat (positive feedback) or reflect sunlight back to space (negative feedback), depending on their type, altitude, and coverage. The net effect of cloud feedback on the terrestrial radiation budget depends on the specific cloud changes in response to warming.

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Two test charges q1 of 1.0 and q3 of -2 are separated by 10cm. find the distance where the net ofrce acting ona charge q3 is zero and the charge q3 stays at rest. does the sign of the charge q3 matter.

Answers

Here, x is the distance between the charge q3 and the distance at which the net force is zero

According to Coulomb’s law:

F= kq1q2/d²

Where, F = force

1 = charge'

1q

2 = charge

2d = distance

K = 9×109 Nm²/C²

Here, q1 = 1.

0Cq3 = -2

Cand d = 10cm=0.1m

Now, according to the question, we have to find the distance where the net force acting on charge q3 is zero and the charge q3 stays at rest. To calculate the distance between the charges q1 and q3 at which the net force on charge q3 is zero, the following equation can be used:

F(q1,q3) = F(q3,q1)

Substituting the values in the equation, we get:

kq1q3/d² = kq3q1/d²

q1q3 = -q3q1

q1q3 + q1q3 = 0

2q1q3 = 0

q1q3 = 0

Therefore, q1q3 = 0 means either

q1 = 0 or

q3 = 0If

q1 = 0, then

F = 0 as there is no charge.

If q3 = 0, then

F = 0 as there is no charge.

Hence, for a zero net force, the charge on q3 does not matter. Now, we have to calculate the distance between the charges q1 and q3 at which the net force on charge q3 is zero. As we know that

F = kq1q3/d²

Therefore, the net force acting on q3 can be written as:

F net = kq1q3/(d-x) ² - kq3q1/x²

Here, x is the distance between the charge q3 and the distance at which the net force is zero.

Now, we can write the following equation:

kq1q3/(d-x) ² - kq3q1/x² = 0

By solving this equation, we can find the value of x and then we can find the distance by subtracting x from the total distance which is 10cm or 0.1m.

The distance between the charges q1 and q3 at which the net force acting on q3 is zero is given by the following equation:

F net = kq1q3/(d-x) ² - kq3q1/x²

where k = 9×109 Nm²/C²,

q1 = 1.0C,

q3 = -2C and

d = 10cm.

Here, x is the distance between the charge q3 and the distance at which the net force is zero.

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How Negative Points Works

btw help me with this

How much does the sky weigh?

How Negative Points Worksbtw help me with thisHow much does the sky weigh?

Answers

Answer:

it weighs 237469812734t7162341873498273417234321476281736481273648123764812736481723648273648137468127364872364 million pounds :)

Explanation:

Answer:

This is a dumb question.

Explanation:

The 'sky' does not weigh anything.

When is the kinetic energy of the ball zero and when is it at its highest? When is its potential energy at its lowest and at its highest? What happens to the kinetic energy and potential energy between point A and point B? (3 points)

Answers

Answer:

if there is only one planet in the universe and the ball is there it will have 0 kinetic energy if the ball is in the very center of that planet only if the planet itself is absolutely motionless. its at its highest if the planet is moving away from the ball at a slightly faster speed forever. Between point A and B both potential energy and kinetic energy are at perfect 0.

Explanation:

never will have a measurable kinetic or potential energy status unless every single object is included in the calculation.

Pls help me!!!!!!!!!!!!!!!!!

Pls help me!!!!!!!!!!!!!!!!!

Answers

Answer:they are a renewable source

Explanation: because they come from the ocean and the ocean is 75% of the world so there will always be waves.

Answer:

All movement is energy. The world's tides, ocean waves and river currents all contain kinetic and potential energy that can be used to drive turbines and produce electricity, reducing our dependence on fossil fuels.

Your welcome

An object traveling at speed vv in a circle of radius rr/2 has an acceleration aa . part a if both speed and radius are doubled, the new acceleration will be:_________

Answers

If both the speed and radius of an object traveling in a circle are doubled, the new acceleration will be four times the original acceleration.

The acceleration of an object moving in a circle is given by the equation:

a = v^2 / r

where

a = acceleration

v = speed

r = radius

In this case, the object is traveling at speed "v" in a circle of radius "r/2". So, we can rewrite the acceleration equation as:

a = v^2 / (r/2)

To find the new acceleration when both the speed and radius are doubled, we need to calculate the new acceleration using the new values.

If we double the speed and radius, we get:

New speed = 2v

New radius = 2r

Plugging these values into the acceleration equation, we have:

New acceleration = (2v)^2 / (2r) = 4v^2 / (2r) = 2v^2 / r

Compare between new acceleration and original acceleration:

New acceleration / Original acceleration = (2v^2 / r) / (v^2 / (r/2)) = (2v^2 / r) * (2r / v^2) = 4

Therefore, the new acceleration will be four times the original acceleration when both the speed and radius are doubled.

When both the speed and radius of an object traveling in a circle are doubled, the new acceleration will be four times the original acceleration. This relationship arises from the equation for acceleration in circular motion, which shows that the acceleration is inversely proportional to the radius and directly proportional to the square of the speed.

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patricia has a weight of 131 lb.note: this is a multi-part question. once an answer is submitted, you will be unable to return to this part.what is her weight in newtons? (1 lb

Answers

The volume of the rectangular prism is 480 cubic centimeters.

The question asks us to find the volume of a rectangular prism with dimensions 12 cm by 8 cm by 5 cm. A rectangular prism is a 3-dimensional shape with six rectangular faces, where opposite faces are congruent and parallel.

To find the volume of a rectangular prism, we use the formula:

Volume = length x width x height

In this case, the length is 12 cm, the width is 8 cm, and the height is 5 cm. So, we substitute these values into the formula:

Volume = 12 cm x 8 cm x 5 cm

Volume = 480 cubic centimeters

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I flick the rope to create a wave with a frequency of 2 Hz and a
wavelength of 6 m.

• How fast does the wave travel down the rope?

• What is the new wavelength?

• What is the wave speed?

Answers

Answer: 1. 12 MPH 2. 36m 3. 8 Hz

Explanation:

Answer:

1. 12 MPH 2. 36m 3. 8 Hz

Explanation:

For #1, I multiplied 6 by 2, For #2 I multiplied 6 by 6 and for #3 it's 8 x 2

what is the physical significance of the nusselt number n u? how does the reynolds number affect it?

Answers

a. Nusselt number (Nu) represents the ratio of convective to conductive heat transfer, indicating the efficiency of convective heat transfer.

b. The Reynolds number (Re) influences the Nusselt number by determining the flow regime, with higher Reynolds numbers corresponding to higher Nusselt numbers and more efficient convective heat transfer.

a. The physical significance of the Nusselt number is that it provides information about the efficiency of convective heat transfer. A higher Nusselt number indicates that convective heat transfer is more dominant compared to conductive heat transfer. It is commonly used to analyze heat transfer in fluid flows, such as in pipes, channels, or heat exchangers.

b. The Reynolds number influences the Nusselt number because it affects the flow regime and flow behavior. In forced convection heat transfer, the Reynolds number determines whether the flow is laminar or turbulent. The transition from laminar to turbulent flow is characterized by a critical Reynolds number.

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happy valentines everyone <3 I dont want a partner i just want a crumb of future PLEASE "A steel bridge is 1000 m long at -20°C in winter. What is the change in length when the temperature rises to 40°C in summer? The average coefficient of linear expansion of this steel is 11 x 10-6 K-1. *

Answers

Answer:

1000.66m

Explanation:

\(l 2 = l1(1 + \alpha \: \times change \:in \: temperature)\)

L1=1000m

Temperature 1=-20

L2=?

Temperature 2=40

Temperature difference=40-(-20)

40+20=60

inserting into the formula

l2=l1(1+α×changeintemperature)

L2=1000(1+11×10^-6 ×60)

L2=1000(1+6.6×10^-4)

L2=1000(1.000.66)

L2=1000.66m

Answer :-

l2 = l1 (1 + α × change in temperature)

L1 = 1000m

Temperature 1 = -20

L2 = ?

Temperature 2 = 40

Temperature difference = 40 - (- 20)

40+20=60

Inserting into the formula

l2 = l1 (1 + α × change in temperature)

L² = 1000(1+11×10^-6 ×60)

L² = 1000(1+6.6×10^-4)

L² = 1000(1.000.66)

L² = 1000.66m Ans.

Which provides a greater mechanical advantage; a single fixed pulley or a two pulley system? Why?

Answers

It gives the ideal mechanical advantage of each type. In the single fixed pulley, only one rope segment pulls up on the load, so the ideal mechanical advantage is 1. In other words, this type of pulley doesn't increase the force that is applied to it. However, it does change the direction of the force.

Help! How do you find the Eccentricity??

Answers

Explanation:

The formula to determine the eccentricity of an ellipse is the distance between foci divided by the length of the major axis

What physical property of the lens does the y-intercept represent? 1 5. Write a short, general statement about the image that is produced when the object is placed between the focal point and the lens. Your statement must contain threecharacteristics (i.e., type, orientation, size, etc.) about the image to receive full credit.

Answers

The y-intercept of the lens represents the focal length of the lens.

The y-intercept of a lens refers to the point where the incident rays, parallel to the principal axis, converge or appear to diverge after passing through the lens. In other words, it represents the distance from the lens to the focal point.

When an object is placed between the focal point and the lens, a specific type of image is produced. This situation is known as an object placed in front of a converging lens. The characteristics of the image formed in this case are as follows:

1. Type: The image is virtual, meaning it cannot be projected onto a screen. It can only be seen when looking through the lens.

2. Orientation: The image is upright. It appears in the same orientation as the object.

3. Size: The image is magnified compared to the object. It is larger in size.

These three characteristics hold true when the object is positioned between the focal point and the lens. It is important to note that the specific values of the image's size and magnification would depend on the specific distance of the object from the lens and the focal length of the lens.

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Which of the following is the most likely consrquence of gang involvement

Answers

Answer:

????

Explanation:

was their supposed to be a picture?

the inside of the sun is blank . multiple choice question. hotter than the surface of the sun liquid less dense than the surface region of the sun

Answers

The inside of the sun is hotter than the surface of the sun.

The sun's core, where nuclear fusion occurs, has a temperature of approximately 15 million degrees Celsius, while the surface, known as the photosphere, is around 5,500 degrees Celsius. The significant difference in temperature is due to the energy generation process at the core, which involves the fusion of hydrogen atoms to form helium. This process releases a tremendous amount of heat and light, causing the core to be significantly hotter than the surface.

As we move outwards from the core, the temperature decreases gradually through the radiative and convective zones. The radiative zone is where energy moves through radiation, while the convective zone involves the movement of heat through convection currents. The cooler, less dense plasma rises to the photosphere and then sinks back down as it cools, creating a continuous cycle.

In summary, the inside of the sun is hotter than its surface due to the nuclear fusion process occurring at the core. The temperature decreases as we move outward from the core through the radiative and convective zones, eventually reaching the surface, which is cooler and denser in comparison.

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8. Give the net force for the following:
10 N
30 N
3N
3N
2N →
4N->
Js
SN

Answers

Answer:

i think it's is 30N

Explanation:

i got it right

a crane lifts a load from rest up to the top of a tower and gently sets it down. match the description on the right with the work done on the left.

Answers

The work done by the crane on the load is positive. As the load was initially at rest, the crane had to apply a force greater than the weight of the load to lift it up against gravity. This means that the crane did work on the load by transferring energy to it in the form of gravitational potential energy.

The work done is equal to the product of the force applied by the crane and the distance over which the force was applied.

Once the load reaches the top of the tower, the work done on the load is zero. This is because the load is no longer moving and is not experiencing any change in potential energy or kinetic energy. The crane is also not applying any force on the load at this point.

As the crane gently sets the load down, the work done on the load is negative. The crane is applying a force that is less than the weight of the load, and the load is moving in the opposite direction to its initial motion. This means that the crane is transferring energy out of the load, resulting in a decrease in the load's potential energy. The work done is equal to the product of the force applied by the crane and the distance over which the force was applied, which is in the opposite direction to the direction of motion.

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The mass of blood Keona donates is g

Answers

Answer: 501.57g

Explanation: g=1.06×473.176

A canon moves backward as the cannonball shoots out, is an example of which of Newton‘s laws?

A. 1st Law

B. 2nd Law

C. 3rd Law

Answers

The given scenario is an example of Newton's 3rd Law which states that for every action, there is an equal and opposite reaction.

In this case, the action is the force applied by the cannonball on the cannon, and the reaction is the force applied by the cannon on the cannonball. As the cannonball shoots out of the cannon, it applies a force in the forward direction, and, as a reaction, the cannon applies an equal force in the backward direction, causing it to move backward. This happens because the forces are acting on two different objects. The cannonball and the cannon are two different objects, and so the forces they exert on each other are equal and opposite. Therefore, we can conclude that the scenario mentioned in the question is an example of Newton's 3rd Law.

Newton's third law is officially expressed as follows: There is an equal and opposite reaction to every action. The implication of the statement is that there are always two forces acting on the two interacting objects. The force acting on the first object is equal in size to the force acting on the second.

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1. A rocket is launched from a 300 cm rail. The upper Launch Lug is placed 1 point 150 cm from the bottom of the rocket. What is the effective distance of the Launch Rail? 300 cm 150 cm 3 m 300 m O 1m O 1.5 m​

Answers

Answer:

i think its going to be 150 because its half of 300

Explanation:

A wave has a time period of 0.1s and is travelling at a speed of 340 m/s. calculate the wavelength of the wave

Answers

If a wave has a time period of 0.1s and is travelling at a speed of 340 m/s, the wavelength of the wave  is 34 meters.

What is wave?

A wave is a dynamic disturbance of one or more quantities that propagates in physics, mathematics, and related sciences. When waves oscillate frequently around an equilibrium value at a certain frequency, they are said to be periodic.

The wavelength of the wave = speed of the wave ×  time period  of the wave

= 340 m/s × 0.1 s

= 34 m.

Hence, the wavelength of the wave  is 34 meters.

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State the career function of chemical engineering​

Answers

Answer:

Chemical engineers develop and design chemical manufacturing processes. They apply the principles of chemistry, biology, physics, and math to answer problems that involve the production of chemicals, fuel, drugs, food, and many products

Explanation:

Answer:

The main role of chemical engineers is to design and troubleshoot processes for the production of chemicals, fuels, foods, pharmaceuticals, and biologicals, just to name a few. They are most often employed by large-scale manufacturing plants to maximize productivity and product quality while minimizing costs

Explanation:

This type of mutation occurs when one or more base pairs are added to the gene sequence.

Answers

Answer:

Insertion

Explanation:

It causes a frameshift.

girls amass __________ % of their adult bone mass by age 18.

Answers

Girls amass approximately 90% of their adult bone mass by the age of 18. This is an important period of bone growth and development, as it is when the body is able to absorb and store the most amount of calcium and other minerals necessary for strong bones.

Adequate intake of calcium and vitamin D during this period is crucial to ensure that girls reach their peak bone mass potential. Additionally, physical activity plays a significant role in bone health as weight-bearing exercise helps to stimulate bone growth and increase bone density.

It is important for girls to establish healthy lifestyle habits during adolescence in order to prevent bone loss and reduce the risk of osteoporosis later in life. Factors such as smoking, excessive alcohol consumption, and poor nutrition can all contribute to decreased bone density and increased risk of fractures. Therefore, it is essential for young girls to prioritize bone health and make healthy lifestyle choices to optimize their bone growth and development.

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ability of the muscles to function effectively and efficiently without undue fatigue​

Answers

Physical fitness can be defined as the “ability to carry out daily tasks with vigor and alertness, without undue fatigue, and with ample energy to enjoy leisure-time pursuits and to meet unforeseen emergencies” (Park 1989).

Which type of electromagnetic wave is used for nuclear power and medical treatment

Answers

Answer:

Gamma rays is used for nuclear power and for medical treatment

Which factors affect friction between two solid surfaces? Select two options. The weight of the objects the surface area of the objects the shape of the objects the roughness of the objects’ surfaces.

Answers

The friction between the two solid surfaces depends on the weight of the objects on the surface and the roughness of the object surfaces.

When the two bodies are in contact such that a force acts to restrict the motion of each body, then the force is known as frictional force. And the phenomenon is called friction.

The expression for the frictional force is given as,

\(F = \mu \times N\)

Here,

\(\mu\) is the frictional coefficient and N is the normal reaction. (N = mg)

Clearly, the frictional force is dependent on the frictional coefficient of the surfaces and in turn, depends on the roughness of object surfaces. Also, friction depends on a normal reaction whose value is equivalent to the weight of objects on the surface.

Thus, we can conclude that the friction between the two solid surfaces depends on the weight of the objects on the surface and the roughness of the object surfaces.

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Answer:

A,d

Explanation:

the weight of the objects and the roughness of the objects’ surfaces i took the test

what is the energy of a radio photon from the same station?

Answers

A radio photon is a quantum of electromagnetic radiation in the radio frequency range of the electromagnetic spectrum. Electromagnetic radiation is a type of energy that travels through space as waves, and is characterized by its frequency, wavelength, and energy.

What is the energy of a radio photon from the same station?

The energy of a radio photon from a particular radio station depends on the frequency of the radio wave, which is typically measured in Hertz (Hz). The energy of a photon is given by Planck's equation:

E = h*f

where E is the energy of the photon, h is Planck's constant (6.626 x 10^-34 joule-seconds), and f is the frequency of the wave.

For a typical radio station, the frequency of the radio wave is in the range of several hundred kilohertz to several megahertz. Let's take the example of a radio station that broadcasts at a frequency of 1000 kilohertz (1 megahertz).

Using the equation above, we can calculate the energy of a single photon of this radio wave as follows:

E = 6.626 x 10^-34 J*s * 1 x 10^6 Hz

E = 6.626 x 10^-28 joules

So, the energy of a radio photon from a 1-megahertz radio station is about 6.626 x 10^-28 joules.

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is there a simple mathematical relationship between the focal length of the mirror and the radius of curvature?

Answers

Yes, there is a simple mathematical relationship between the focal length of a mirror and the radius of curvature.

The relationship between the focal length and the radius of curvature is given by the formula: f = R/2, where f is the focal length and R is the radius of curvature.

This formula shows that the focal length is directly proportional to the radius of curvature, with a constant of proportionality of 1/2. This means that as the radius of curvature increases, the focal length also increases. Conversely, as the radius of curvature decreases, the focal length decreases as well. This relationship is important in understanding the behavior of mirrors and their ability to reflect light to form images.

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In general, which of the following is not a critical skill for participating in a sport? a. agility and balance b. endurance and muscle control c. hand-eye coordination and acuity d. none of the above please select the best answer from the choices provided. a b c d

Answers

Option D is not a critical skill for participating in a sport.

What are sports?

Sport refers to any competitive physical activity or game[1] that intends to utilize, maintain, or enhance physical ability and skills while also giving enjoyment to players and, in certain situations, entertainment to spectators.

Agility and balance are crucial in sports such as soccer, especially when players dribble the ball at rapid speeds.

Endurance and muscular control are critical in sports such as gymnastics and boxing.

Hand-eye coordination and acuity are essential in sports like golf.

Hence Option D is not a critical skill for participating in a sport.

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Answer:

D

Explanation

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help click all the questions help please I need help and, I tried everything it wouldnt give me no right answer If r = 6 and the measure of the central angle 2pi/3, what is the length of the intercepted arc Radiation can be measured according to activity, exposure, or its effect on biological tissue. Units of curies (Ci) and disintegrations per second (dps) measure activity. The rad measures exposure, where rad stands for radiation absorbed dose. The rem measures biological effect, where rem stands for roentgen equivalent man. RBE is a multiplication factor known as relative biological effectiveness and is approximately 1 for beta and gamma radiation and 10 for alpha radiation. The following conversion factors relate these quantities: 1 Ci = 3.7 times 10^10 dps 1 rad = 1 times 10^-2 J/Kg tissue number of rems = (RBE) (number of rads) Note that the conversion factors between curies and disintegrations per second and between rads and joules per kilogram of tissue are exact (i.e., they contain an infinite number of significant figures). The RBE, however, is approximate and has only one significant figure because it varies with the dose rate, total dose, and type of tissue affected. Tests on human subjects along the East Coast of the United States in 1965 and 1966, following the era of atomic bomb testing, revealed quantities of about 1.11pCi of plutonium radioactivity (alpha radiation) in a test subject. A 75-kg person is exposed to this radiation for 1.00 year (365 days). If each alpha particle deposits 8.00 times 10-13 J what is the number of rads absorbed by the person? Express your answer in rads using two significant figures. school satisfaction is a ____ predictor of student engagement and academic progress as early as kindergarten Please help me I'm on a time limit.Explain how Sonar works and how it uses waves. Be sure to include examples of how this technology is used to help people. What do customers do after making a purchase? If the side of a square is x + 3 then the diagonal of the square is...?A: x + 1B: x2 + 32C: 2x + 6D: x2 + 6E: x + 9 The speed of the school bus is 60 miles per hour. How many miles will the bus go in 2 hours and 15 minutes?A. 125B. 130C. 135D. 140 tarzan, mass 85 kg, swings from a tree on the end of a 20 m vine a student carried out a combustion reaction with methane (ch4) as the limiting reagent. a 12.0g quantity of methane was used, and the student collected 22.0g of carbon dioxide. what was the percent yield What is not true when using an ATM card: Select one: a. A thief from another country can capture credit and debit pin numbers by using special devices b. A thief from another country cannot capture credit and debit pin umbers by using special devices c. A thief can photo the pin number but cannot access the bank account without the account number d. It is easy to use someone's credit card to order merchandise over the telephone See bellowfffffffffffffffffffffffff What are the coordinates of point A? use the following functions to solve g(12) f(x) = -2x + 1 g(x) = 1/2x - 1A: 6B: 7C: 5D: 4 What is the campaign about? Tylers distance times for a training run are suwon on the graph It is the amount of fat cells compared with lean cells in the body mass MC Qu. 16-25 (Algo) Harry owns a barbershop and... Harry owns a barbershop and charges 510 per haircut. By Wiring one barber at $12 per hour, the shop can provide 20 haircuts pereht hour day. By hiring a second barber at the same wage rate the shop can now provide a total of 42 haircuts per day. Harry should Multiple Choice the second barber because she will add $124 to profit hire the second bartet because this will add $220 to proti not hire the second barber because she les productive than the futurbet not be the second barber because she will diminish profit. How could I write this out?