Problem 1E: Find the gradient fields of the functions in Exercises 1−4.
1. f(x, y, z) = (x2 +y2 + z2)−1/2
Problem 2E: Find the gradient fields of the functions in Exercises 1−4.
2.
Problem 3E: Find the gradient fields of the functions in Exercises 1-4. 3. g(x, y, z) = ez- ln (x2+ y2) Problem 4E: Find the gradient fields of the functions in Exercises 1−4.
4. g(x, y, z) = xy + yz + xz
Problem 5E: Give a formula F = M(x, y)i + N(x, y)j for the vector field in the plane that has the property that... Problem 6E: Give a formula F = M(x, y)i + N(x, y)j for the vector field in the plane that has the properties... Problem 7E: In Exercises 7−12, find the line integrals of F from (0, 0, 0) to (1, 1, 1) over each of the... Problem 8E: In Exercises 7−12, find the line integrals of F from (0, 0, 0) to (1, 1, 1) over each of the... Problem 9E: In Exercises 7−12, find the line integrals of F from (0, 0, 0) to (1, 1, 1) over each of the... Problem 10E: In Exercises 7−12, find the line integrals of F from (0, 0, 0) to (1, 1, 1) over each of the... Problem 11E: Line Integrals of Vector Fields
In Exercises 7−12, find the line integrals of F from (0, 0, 0) to... Problem 12E: Line Integrals of Vector Fields
In Exercises 7−12, find the line integrals of F from (0, 0, 0) to... Problem 13E: In Exercises 1316, find the line integrals along the given path C. 13.C(xy)dx , where C: x=t ,... Problem 14E: In Exercises 13–16, find the line integrals along the given path C.
14. , where C: , , for
Problem 15E: In Exercises 13–16, find the line integrals along the given path C.
15. , where C is given in the... Problem 16E: In Exercises 13–16, find the line integrals along the given path C.
16. , where C is given in the... Problem 17E: Along the curve , , evaluate each of the following integrals.
Problem 18E: Along the curve , , evaluate each of the following integrals.
Problem 19E: In Exercises 19–22, find the work done by F over the curve in the direction of increasing t.
19.
Problem 20E: In Exercises 19–22, find the work done by F over the curve in the direction of increasing t.
20.
Problem 21E: In Exercises 19–22, find the work done by F over the curve in the direction of increasing t.
21.
Problem 22E: In Exercises 19–22, find the work done by F over the curve in the direction of increasing t.
22.
Problem 23E: Evaluate along the curve from (–1, 1) to (2, 4).
Problem 24E: Evaluate counterclockwise around the triangle with vertices (0, 0), (1, 0), and (0, 1).
Problem 25E: Evaluate CFTds for the vector field F=x2iyj along the curve x=y2 from (4, 2) to (1, 1). Problem 26E: Evaluate for the vector field counterclockwise along the unit circle from (1, 0) to (0, 1).
Problem 27E: Work Find the work done by the force F = xyi + (y − x)j over the straight line from (1, 1) to (2,... Problem 28E: Work Find the work done by the gradient of f(x, y) = (x + y)2 counterclockwise around the circle x2... Problem 29E: Circulation and flux Find the circulation and flux of the fields
around and across each of the... Problem 30E: Flux across a circle Find the flux of the fields
across the circle
Problem 31E: In Exercises 31–34, find the circulation and flux of the field F around and across the closed... Problem 32E: In Exercises 31–34, find the circulation and flux of the field F around and across the closed... Problem 33E: In Exercises 31–34, find the circulation and flux of the field F around and across the closed... Problem 34E: In Exercises 31–34, find the circulation and flux of the field F around and across the closed... Problem 35E: Flow integrals Find the flow of the velocity field F = (x + y)i − (x2 + y2)j along each of the... Problem 36E: Flux across a triangle Find the flux of the field F in Exercise 35 outward across the triangle with... Problem 37E: The flow of a gas with a density of over the closed curve , , is given by the vector field , where ... Problem 38E: The flow of a gas with a density of over the closed curve , , is given by the vector field , where ... Problem 39E: Find the flow of the velocity field F = y2i + 2xyj along each of the following paths from (0, 0) to... Problem 40E: Find the circulation of the field F = yi + (x + 2y)j around each of the following closed... Problem 41E Problem 42E Problem 43E Problem 44E Problem 45E Problem 46E Problem 47E: Spin field Draw the spin field
(see Figure 15.13) along with its horizontal and vertical components... Problem 48E Problem 49E Problem 50E Problem 51E Problem 52E Problem 53E Problem 54E Problem 55E Problem 56E Problem 57E Problem 58E Problem 59E Problem 60E Problem 61E: Flow along a curve The field F = xyi + yj − yzk is the velocity field of a flow in space. Find the... Problem 62E Problem 63E Problem 64E Problem 65E Problem 66E Problem 67E Problem 68E format_list_bulleted