Question
please help me answer all 4, I need help. thank you

Athin wire represented by the smooth curve C with a density (units of mass per longth) has a mass M ds. Find the mass of the
Given the force field F, find the work required to move an object on the given oriented curve. F = (y. - ) on the path consis
Given the vector field and oriented curve C, evaluate SF•T ds. С (x,y) F= on the line segment r(t) = (t, 4t), for 1sts3 x² +
Consider the vector field F = (y+xx0 and curve C: r(t) = (3 cost.3 sin t) for Osts 2x a. Based on the picture, make a conject
0 0
Add a comment Improve this question Transcribed image text
Answer #1

M - fds 422 . (673xy) 6+3 ay) day da. x=0 y=0 ant dn. s(60+ 3.my?) Xo ( 24 m? + 2.0 24 +24x5 dre, 56**5) dox [ ½ + xhe] 2 24First we calculate the finste work done from A (1,5) to 0(0,0). (15) A B. + Then para metrization of Ao i given by , y = 5t,

Add a comment
Know the answer?
Add Answer to:
please help me answer all 4, I need help. thank you Athin wire represented by the...
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for? Ask your own homework help question. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions
  • please answer all 3 questions, I need help. thank you Use Green's Theorem to evaluate the...

    please answer all 3 questions, I need help. thank you Use Green's Theorem to evaluate the line integral. Assume the curve is oriented counterclockwise. $(9x+ ex) dy- (4y + sinh x) dx, where C is the boundary of the square with vertices (2, 0), (5, 0), (5, 3), and (2, 3). $(9x+ ey?) ay- (4y+ + sinhx) dx = 0 (Type an exact answer.) Use Green's Theorem to evaluate the following line integral. i dy - g dx, where (19)...

  • please solve all with detailed steps. thank you! Find the mass, and the center of mass...

    please solve all with detailed steps. thank you! Find the mass, and the center of mass of the solid cone D with density p(x, y, z) = 1 bounded by the surface z = 4- x2 + y2 and z = 0 1) 2) Evaluate dA where R is the square with vertices (0,0), (1,–1), (2,0), and (1,1) x+y+1 (Hint: use a convenient change of variables) 3) Evaluate the line integral (x - y+ 2z)ds where C is the circle...

  • please respond with explanations for each step. thank you Problem 4 Evaluate the line integrals (a) (10 points) y da...

    please respond with explanations for each step. thank you Problem 4 Evaluate the line integrals (a) (10 points) y da 2ax dy, where C is the curve r(t) (2t + 1) i+ 3t2 j, 0t 1. (b) (10 points) (ryz) ds, where C is the line segment from the point (2, 1,0) to the point (4,3,6) (c) (10 points) F.dr,where F is the vector field F(x, y) = yi - rj and C is the curve given by r(t) t2i+...

  • I do NOT need part a. I really need help on b,c,d,and e though! Thank you

    I do NOT need part a. I really need help on b,c,d,and e though! Thank you 2. Evaluate the line integral where C is the given curve: BE SURE THAT YOU PARAMETERIZE EACH CURVE! (a) ez dr where C is the arc of the curve z = y3 from (-1,-1) to (1,1); (b) 2,2 d_T + y2 dy where C consists of the arc of the circle x2 + y2-4 from (2,0) to (0,2) followed by the line segment from...

  • I lost in this I need help please thank you (NO NEED MORE INFORMATION BECAUSE IT...

    I lost in this I need help please thank you (NO NEED MORE INFORMATION BECAUSE IT IS A HW QUESTION This is how they ask) + 9) [26] Given F(x, y)= (4x’e' + 3x?y?)i + (x*e” + 2x’y+y’e”); , (state any theorems you use!) [4;8;6;4;4] (a) show that F is a conservative vector field. (b) find a potential function f for F. (c) evaluate ( F.di where C is the line segment from (3,1) to (4,2). (d) if the curve...

  • I lost in this I need help please thank you 13) [6;10] Given F(x, y, z)=(-2yz,...

    I lost in this I need help please thank you 13) [6;10] Given F(x, y, z)=(-2yz, y, 3x), and C is the curve of intersection of z = 3x² +3y2 and z=3. Sketch a representative drawing. Assume C has counterclockwise orientation when viewed from above. (a) SET UP the line integral (F. dr as a line integral with a parameter t. Your final integral should be a с single integral in terms of t only, including the bounds of integration....

  • PLEASE ANSWER ALL PARTS AND SHOW WORK. THANK YOU! If F is a continuous vector field...

    PLEASE ANSWER ALL PARTS AND SHOW WORK. THANK YOU! If F is a continuous vector field on an oriented surface S with unit normal vector n, then llo F.JS = : Finds Select one: True False Let S be the bottom half of the unit sphere, oriented upward. Let C be the boundary of S, the unit circle in the zy-plane, oriented counterclockwise as viewed from above. Then for any vector field F with continuous first-order partial derivatives, SP.d -...

  • 1. [5 points] Answer the following questions: a. How do you find the mass of a...

    1. [5 points] Answer the following questions: a. How do you find the mass of a wire with density f(x,y,z)? b. What is the relation between [f(x, , z)ds and I f(x,y,z)ds ? c. How do you find the work done by a vector field F(x,y,z)acting on an object moving along a curve C? d. How do you find the mass of a dome with density f(x,y,z)? e. How do you find the flux of a vector field F(x, y,...

  • i need help with all parts. i will rate. thank you very much. Let C be...

    i need help with all parts. i will rate. thank you very much. Let C be the closed curve consisting of two pieces. One piece is the upper-half circle of radius 3, centered at the origin, oriented counter-clockwise. The other piece is the horizontal line segment from (-3,0) to (3,0). Evaluate the line integral $ (x2 + y2)dx + (6xy—y?)dy = с (-3,0) (3,0) O 36 O 72 O 31 91/2 The level set of f(x,y) = 12 is a...

  • Consider the following region R and the vector field F a. Compute the two-dimensional curl of the vector field. b. Evaluate both integrals in the circulation form of Green's Theorem and check for...

    Consider the following region R and the vector field F a. Compute the two-dimensional curl of the vector field. b. Evaluate both integrals in the circulation form of Green's Theorem and check for consistency. c. State whether the vector field is conservative. F-3y,3x); R is the triangle with vertices (0, 0), (1, 0), and (0, 1) a. The two-dimensional curl is D (Type an exact answer, using π as needed.) b. Set up the integral over the region R. dy...

ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT