"Given a two-dimensional vector field F and a smooth oriented curve C, what is the meaning of the flux of F across C? Choose the correct answer below A. The flux of F across C is the sum of the components of F tangent to C at each point of C. B. The flux of F across C is the component of F tangent to C at a point P on C C. The flux of F across C is the component of F orthogonal or normal to C at a point P on C. D. The flux of F across C is the sum of the components of F orthogonal or normal to C at each point of C. "

Answers

Answer 1

The correct answer is option C: The flux of F across C is the component of F orthogonal or normal to C at a point P on C.

The flux of a two-dimensional vector field F across a smooth oriented curve C can be thought of as the amount of "flow" of the vector field through the curve. It is given by the line integral of the vector field F over the curve C.

The line integral can be split into two components: one tangent to the curve and one orthogonal to the curve. The component tangent to the curve does not contribute to the flux, since it represents the work done by the vector field along the curve. The component orthogonal to the curve, on the other hand, represents the flow of the vector field across the curve, and this is what we are interested in.

Therefore, the flux of F across C is the component of F orthogonal or normal to C at a point P on C.

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Related Questions

10-+19 please be quick lol

Answers

Answer:

Are u asking what 10 +19 is its 29

Given the points A(-2,-1) and B(-6,5), find the value of the y-coordinate of point C which is 23 from point A to point B.

Answers

Given:

Points A(-2,-1) and B(-6,5).

Point C which is 2/3 from point A to point B.

To find:

The y-coordinate of point C.

Solution:

Let the coordinates of point C are (a,b).

Point C which is 2/3 from point A to point B.

AC:AB = 2:3

AC:CB = AC:(AB-AC) = 2:(3-2) = 2:1

Section formula: If a point divides the line segment in m:n, then then

\(Point=\left(\dfrac{mx_2+nx_1}{m+n},\dfrac{my_2+ny_1}{m+n}\right)\)

Point C divides AB in 2:1, soby section formula

\(C=\left(\dfrac{2(-6)+1(-2)}{2+1},\dfrac{2(5)+1(-1)}{2+1}\right)\)

\(C=\left(\dfrac{-12-2}{3},\dfrac{10-1}{3}\right)\)

\(C=\left(\dfrac{-14}{3},\dfrac{9}{3}\right)\)

\(C=\left(\dfrac{-14}{3},3\right)\)

Therefore, the y-coordinated of point C is 3.

What is the supplement of ∠A if m∠A = 78°?

Answers

Answer:

The supplement is 102

Step-by-step explanation:

Supplementary angles add to 180 degrees

Let x be the supplement

x+ 78 = 180

subtract 78 from each side

x+78-78 = 180-78

x = 102

Answer:

102

Step-by-step explanation:

Find the mid points of the line joining the pairs of points a.(3,4) and (5,2) b.(0,6) and (4,0) c.(4,2) and (4,-4) d.(-1,-5) and (-3,4) e.(-3,2) and (8,-2)

Answers

Answer:

a(4,3).  b( 2,3). c(4,-1). d(-2,-1/2).  e(5/2, 0).

Step-by-step explanation:

Hello , I can help you with that

the mid point is given by

Let

Point 1

\((x_{1},y_{1})\)

Point 2

\((x_{2},y_{2})\)

the midpoint is(m)

\(m=(\frac{x_{1}+x_{2}}{2},\frac{y_{1}+y_{2}}{2} )\)

all you have to do is to put those values into the equation

Step 1

P1(3,4)  and P2(5,2)

\(m=(\frac{x_{1}+x_{2}}{2},\frac{y_{1}+y_{2}}{2} )\\m=(\frac{3+5}{2},\frac{4+2}{2} )\\m=(\frac{8}{2},\frac{6}{2} )\\m=(4,3)\)

Step 2

P1(0,6) and P2(4,0)

\(m=(\frac{x_{1}+x_{2}}{2},\frac{y_{1}+y_{2}}{2} )\\m=(\frac{0+4}{2},\frac{6+0}{2} )\\m=(\frac{4}{2},\frac{6}{2} )\\m=(2,3)\)

Step 3

P1(4,2) and P2(4,-4)

\(m=(\frac{x_{1}+x_{2}}{2},\frac{y_{1}+y_{2}}{2} )\\m=(\frac{4+4}{2},\frac{2-4}{2} )\\m=(\frac{8}{2},\frac{-2}{2} )\\m=(4,-1)\)

Step 4

P1(-1,-5) and P2(-3,4)

\(m=(\frac{x_{1}+x_{2}}{2},\frac{y_{1}+y_{2}}{2} )\\m=(\frac{-1-3}{2},\frac{-5+4}{2} )\\m=(\frac{-4}{2},\frac{-1}{2} )\\m=(-2,\frac{-1}{2} )\)

Step 5

P1(-3,2) and P2(8,-2)

\(m=(\frac{x_{1}+x_{2}}{2},\frac{y_{1}+y_{2}}{2} )\\m=(\frac{-3+8}{2},\frac{2-2}{2} )\\m=(\frac{5}{2},\frac{0}{2} )\\m=(\frac{5}{2} ,0)\)

I really hope it helps you, have a nice day

Pamela drove her car 99 kilometers on 9 liters of fuel.
Write an equation to determine the the number of kilometers that she can drive with 12 litres of fuel.

Answers

Answer: 132 Liters

Step-by-step explanation:

Ap ex

Bailey rolls a pair of dice 12 times, and the sum of 6 came up 5 times to calculate the experimental and theoretical probabilities of rolling a sum of six with a pair of dice

Answers

Answers:

Experimental probability =  5/12

Theoretical probability = 5/36

========================================================

Explanation:

The experimental probability, aka empirical probability, is what we observe to happen. The event of rolling a six happens 5 times out of 12 total rolls. That leads directly to the experimental probability of 5/12

----------------------------

The theoretical probability is based on predetermined odds, and can be done on paper rather than actually rolling the dice.

There are 6*6 = 36 ways to roll two dice. Of those 36 ways, we have these cases that add to 6

1+5 = 62+4 = 63+3 = 64+2 = 65+1 = 6

There are five ways to add to 6, out of 36 outcomes total.

This means the theoretical probability of getting a sum of 6 is 5/36

For each value of w, determine whether it is a solution to -54 <7w-5.

For each value of w, determine whether it is a solution to -54 &lt;7w-5.

Answers

Answer:

All in order:

YES

NO

NO

NO

Step-by-step explanation:

-54 ≤ 7(-7) - 5 YES because the sign says greater than or equal to (in the image)

-54 ≤ 7(5) - 5 NO

-54 ≤ 7(7) - 5 NO

-54 ≤ 7(-9) - 5 NO

please huryyyyyyyyyyy!!!!!!!!!!!!!

please huryyyyyyyyyyy!!!!!!!!!!!!!

Answers

Answer:

do you hvae more imformation

Step-by-step explanation:

How many different signals can be made with 5 flags from 8 flags of different colors?

Answers

The total number of signals that can be made using 5 flags from 8 flags of different colors is 6720.

Permutations:

A permutation is an act of arranging the objects or numbers in order.

The formula for permutations is:

nPr = n!/(n-r)!

where

nPr = permutation

n = total number of objects

r = number of objects selected

Combinations:

Combinations are the way of selecting the objects or numbers from a group of objects or collection, and the order of the objects does not matter.

The formula for combinations is:

nCr = n!/[r! (n-r)!]

Where,

nCr  = number of combinations

n = total number of objects in the set

r = number of choosing objects from the set

Given,

Here we need to find how many different signals can be made with 5 flags from 8 flags of different colors.

The number of ways that 5 flags can be selected is the combination of 8 flags taken 5 at a time.

After choosing 5 flags from 8, it can be arranged in

=> ₅P₅ ways = (5!)

Therefore, the total number of signals that can be made is

=> ₈C₅ x  ₅P₅

=> (8!/(8-5)!5!) x 5!

=> (8! / 3!)

=> 40320 / 6

=> 6270

Therefore, the total number of signals that can be made is 6270.

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help me graph this pls!
y=-(2)/(3)x+2

Answers

Answer:

You start at the Y Intercept of 2, then you go up 2 units, and to the left 3 units.  You will then make a line.

Step-by-step explanation:

Since it is not a negative slope, it will point to the top right corner.

PLz help
1. -6x =3.6

Answers

Answer:

x = -0.6

Step-by-step explanation:

Step 1: Write equation

-6x = 3.6

Step 2: Divide both sides by -6

-6x/-6 = 3.6/-6

x = -0.6

a 9 foot ladder is placed 4 feet from the base of a building.about how high does the ladder reach

Answers

Answer:

8.06 feet

Step-by-step explanation:

use the Pythagorean theorem

9^2 = 4^2 + x^2

81 =16 +x^2

x^2 = 65

x = 8.06 feet

Consider a sphere with a volume of 36,000 π cubic centimeters.


Find the radius of the sphere. Be sure to use the correct unit in your answer.

Answers

Answer:

30 cm

Step-by-step explanation:

\(Vol. of a sphere (4/3) \pi r^3=36000 \pi \\r^3=36000*3/4=27000\\r=30 cm\\\)

PLZZ HELP I WILL GIVE 100 points to whoever gets it right

PLZZ HELP I WILL GIVE 100 points to whoever gets it right

Answers

Answer:

34

Step-by-step explanation:

A tv show had 3.6 x 104 viewers in the first week and 4.1 x 104 viewers in the second week. determine the average number of viewers over the two weeks and write the final answer in scientific notation. 3.85 x 104 7.7 x 104 3.85 x 108 7.7 x 108

Answers

The average number of viewers over the two weeks written in scientific notation is 3.85 × 10^8. option C

Scientific notation

First week = 3.6 x 10⁴Second week = 4.1 x 10⁴

Average number of viewers over the two weeks = (First week + Second week) / 2

= {(3.6 x 10⁴) + (4.1 x 10⁴)} / 2

= {3.6 + 4.1 × 10^(4×4) } / 2

= (7.7 × 10^16) / 2

= 3.85 × 10^8

Therefore, the average number of viewers over the two weeks written in scientific notation is 3.85 × 10^8.

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Solve 64 = y^2 * please help

Answers

Answer:

y=-8 or y=8

Step-by-step explanation:

First you swap the sides of the question:

y^2=64

then you simplify the equation and take the square root of both sides of the equation and remember to use both positive and negative roots:

y= + 8 (make sure the "+" has the line under it that looks like this _)

Then you separate the solution and write the solutions, with a + sign and - sign, which gives you your solution:

y=-8

y=8

or

y1=-8 , y2=8

A set of eight cards were labeled with A, D, D, I, T, I, O, N. What is the sample space for choosing one card?

S = {A, D, D, I, I, N, O, T}
S = {A, D, I, T, O, N}
S = {A, I, O}
S = {D, I}

Answers

The correct answer is S = {A, D, D, I, T, I, O, N}.

What is probability?

Probability is a measure of the likelihood or chance of an event occurring. It is a number between 0 and 1, with 0 representing an impossible event and 1 representing a certain event. The probability of an event is calculated by dividing the number of ways the event can occur by the total number of possible outcomes.

The sample space is the set of all possible outcomes of an experiment or event.

In this case, the experiment is choosing one card from a set of eight labeled cards.

The sample space for this experiment is the set of all possible cards that can be chosen.

In the given problem, there are eight cards labeled A, D, D, I, T, I, O, N.

The sample space is the set of all possible cards that can be chosen, which is {A, D, D, I, T, I, O, N}.

This is because each card is distinct and can be chosen independently of the others.

Therefore, the correct answer is S = {A, D, D, I, T, I, O, N}.

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Answer: A( A,D, D,I, I,N,O,T)

Step-by-step explanation:

Order does not matter!!

A set of eight cards were labeled with A, D, D, I, T, I, O, N. What is the sample space for choosing

State whether the following statement is true or false. The Law of Sines can be used to solve triangles where three sides are known Choose the correct answer below. A. False, because to use the Law of Sines, all three angles must be known B. True, because to use the Law of Sines, all three sides must be known. C. True, because to use the Law of Sines, at least two sides must be known D. False, because to use the Law of Sines, two angles and one side or two sides and one angle must be known.

Answers

C. True, because to use the Law of Sines, at least two sides must be known.

The Law of Sines is a trigonometric rule that relates the sides and angles of any triangle. It states that the ratio of the length of a side of a triangle to the sine of the angle opposite that side is the same for all three sides of the triangle.

To use the Law of Sines, at least two sides and the angle opposite one of them (or two angles and one side) must be known.

Therefore, the statement "The Law of Sines can be used to solve triangles where three sides are known" is false, as it is not necessary to use the Law of Sines to solve a triangle where all three sides are known.

In summary, the correct answer is C. True, because to use the Law of Sines, at least two sides must be known.

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Find the area of triangle ABC.
A. 24 cm
B. 32 cm2
C. 48 cm2
D. 64 cm
E. 128 cm2

I don’t need an explanation just the answer thank you c:

Find the area of triangle ABC.A. 24 cmB. 32 cm2C. 48 cm2D. 64 cmE. 128 cm2I dont need an explanation

Answers

Answer:

24 centimetre

hope it is helpful

will mark brainliest // help me please

will mark brainliest // help me please

Answers

Answer:

Step-by-step explanation:

She starts with $750.

Convert the percent to a decimal.

0.0015

Multiply.

0.0015 * 365

$1160.63

pls answer to become the brainliest

pls answer to become the brainliest

Answers

Answer:

37.50 square centimeters

Step-by-step explanation:

The computation of the area of the sector is as follows:

As we know that

Area of the circle is

= πr^2

Since the radius is 10 cm so the area of total circle is

= 3.14 × 100

= 314

Also it is 360 degrees  

So, the area of the sector is

= 135 ÷ 360 × 1200

= 37.50 square centimeters

Simplify $\frac{3}{2 \sqrt 3 - 3}.$\(Simplify $\frac{3}{2 \sqrt 3 - 3}.$\)

Answers

Answer:

\(2\sqrt{3}+3\)

Step-by-step explanation:

\($\frac{3}{2 \sqrt 3 - 3}$\)

Rationalize the fraction.

\($\frac{3}{2 \sqrt 3 - 3}\cdot \frac{2 \sqrt 3 + 3}{2 \sqrt 3 + 3} =\frac{6\sqrt{3}+9 }{12-9} =\frac{6\sqrt{3}+9 }{3} =2\sqrt{3}+3 $\)

Note that I used the positive signal because we would have a difference of squares.

James goes out to eat with Janet, and their meal costs $68. There is a sales tax of 7% and Janet wants to leave a 20% tip. How much money will Janet spend on the entire meal?

Answers

Answer:

$86.36

Step-by-step explanation:

Tax: 7%, or 0.07

Tip: 20%, or 0.2

Substitute the values:

Tip: 68 * 0.07 = 4.76

Tip: 68 * 0.2 = 13.6

Just the meal cost: 1 * 68 = 68

Add these all together

4.76 + 13.6 + 68 = 86.36

Thus, the total cost of the meal would be $86.36

There are 16 students in your Spanish class. Your teacher randomly chooses one student at a time to take a verbal exam. What is the probability that you are not one of the first four students chosen?

Answers

The probability that you are not one of the first four students chosen is 0.75 or 75%.

Probability calculation

For the first selection, the probability that you are not chosen is:

(16 - 1) / 16 = 15 / 16

For the second selection, the probability that you are not chosen is:

(16 - 1 - 1) / (16 - 1) = 14 / 15

For the third selection, the probability that you are not chosen is:

(16 - 1 - 1 - 1) / (16 - 1 - 1) = 13 / 14

For the fourth selection, the probability that you are not chosen is:

(16 - 1 - 1 - 1 - 1) / (16 - 1 - 1 - 1) = 12 / 13

To find the probability that you are not one of the first four students chosen, we multiply these probabilities together:

(15/16) x (14/15) x (13/14) x (12/13) = 0.75

Therefore, the probability that you are not one of the first four students chosen is 0.75 or 75%.

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How many miles can one run in h hours with the speed of 6 miles per hour?

Answers

Hey there! I'm happy to help!

If you run at a speed of 6 mph, you are running 6 miles every hour. This means you multiply the number of hours by six to find your total mileage, which can be written as 6h miles.

Have a wonderful day! :D

The distance cover by runner will be 6h miles.

What is mean by Speed?

The speed of an object is defined as;

⇒ Speed = Distance / Time

Given that;

Time for run = h hour

Speed for run = 6 miles per hour

Now,

Since, We know that;

Speed = Distance / Time

Distance = Speed x Time

Substitute all the values, we get;

Distance = Speed x Time

Distance = 6 x h

Distance = 6h miles.

Thus, The distance cover by runner will be 6h miles.

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Given the slope of a graph is 5 and the y-intercept is -2, identify the correct equation in slope-intercept form.

Answers

Answer: y=-2x+5

Step-by-step explanation:

I am not sure if this is exactly what you are asking but all you have to do is plug the variables into the formula y=mx+b

Which should give you the above answer of y=-2x+5

Deangelo has $7 worth of dimes and quarters in a jar. He has 7 more quarters, than dimes.

How many of each coin does he have?

How many dimes?
How many quarters?

Answers

Answer:

y = 15 and x = 22

Step-by-step explanation:

700 = 25x + 10y

x = y + 7

700 = 25(y +7) + 10y

700 = 35y + 175

525 = 35y

15 = y

700 = 25x + 150

550 = 25x

22 = x

How do you make a table of values for a linear relationship?

Answers

To make a table of values for a linear relationship;

Choose a group of x values before creating the table. Add each x value from the left side column to the equation. Evaluate the equation (middle column) to arrive at the y value

Given,

Linear relationship;

A straight-line link between two variables is referred to statistically as a linear relationship (or linear association). Linear relationships can be represented graphically or mathematically as the equation y = mx + b.

Here,

We have to make a table of values for a linear relationship;

Make the table and select a range of x values. Fill in the equation with each x value from the left side column. To determine the y value, evaluate the equation in the middle column.Since the table of values really only contains x and y pairs, you can choose to omit the middle column from your table as an optional step.

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Question 9 of 15 What property was used to write these equivalent expressions? 8.1 and 8 O A. Identity property of multiplication O B. Commutative property of multiplication OC. Associative property of multiplication OD. Inverse property of multiplication. SUBMIT​

Answers

The expression 8 × 1 can be written as 8 × 1 = 8, and it is the property of identity property of multiplication so, option A is correct.

What is an expression?

A finite combination of symbols that are well-formed in accordance with context-dependent principles is referred to as an expression or mathematical expression.

Given:

The expression is 8 × 1 = 8

As you can see that the multiplication of any number with the number will give the number in the result as shown below,

For example, 7 × 1 = 7

8 × 1 = 8

Thus, it is an Identity property of multiplication.

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Image transcription textchristian Lozano.
Question 1 (Mandatory) (30 points)
Please match the term with its definition
1.
Numbers that describe diversity in a
distribution
2.
Measure of variability for nominal
level variables based on the ratio of
the total number of differences in
the distribution to the maximum
number of possible differences in
the distribution
Variance
3.
A measure of variability for interval-
ratio level variables; the difference
Standard Deviation
between the maximum and
minimum scores in the distribution.
Measures of variability
4.
A measure of variablety for interval-
ratio level variables that only takes
Lower Quartile
into account the middle fifty
percent of the distribution.
Index of qualitative
variation
5.
The score in the distribution below
which 75% of the cases fall.
Interquartile Range
6.
The score in the distribution below
Range
which 25% of the cases fall.
7.^ measure of variability for interval-
Upper Quartile
ratio and ordinal variables; it is the
average of the squared deviations
from the mean
8. A measure of variability for interval
ratio and ordinal variables, it is
equal to the square root of the
variance... Show more

Answers

The terms that match the definitions are the index of quality variation, variance, range,  interquartile range, lower quartile, upper quartile, standard deviation, and measures of variability.

What does each of these terms refer to?

Index of quality variation: Numbers that describe the diversity of the data.Variance: Statistical measure that focuses on how spred the data is.Range: Interval that defines the variety of data.Interquartile range: Measure that considers variability in the fifty percent of the distribution.Lower quartile: Distribution below 25%.Upper quartile: Distribution above 75%.Standard deviation: Measures variability of interval ratio.Measures of variability: Group of statistical measures related to the variability of data.

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