Find the flux of the vector field F = (3x + 1, 2xe^z , 3y^2 z...
Find the flux of the vector field F = (3x + 1, 2xe^z , 3y^2 z +
z^3 ) across the outward oriented faces of a cube without the front
face at x = 2 and with vertices at (0,0,0), (2,0,0), (0,2,0) and
(0,0,2).
Find the flux of the vector field F =
x i +
e2x j +
z k through the surface S given
by that portion of the plane 2x + y +
8z = 7 in the first octant, oriented upward.
Let F be a vector field. Find the flux of F through the given
surface. Assume the surface S is oriented upward. F = eyi + exj +
24yk; S that portion of the plane x + y + z = 6 in the first
octant.
Compute the flux of the vector field F = <xy, 5yz, 6zx>
through the portion of the plane 3x + 2y + z = 6 in the first
octant with the downward orientation.
Consider the vector field F(x, y) = <3 + 2xy, x2 − 3y 2>
(b) Evaluate integral (subscript c) F · dr, where C is the curve
(e^t sin t, e^t cost) for 0 ≤ t ≤ π.
3. a) Consider the vector field F(x, y, z) = (2xy2 z, 2x 2 yz,
x2 y 2 ) and the curve r(t) = (sin t,sin t cost, cost) on the
interval [ π 4 , 3π 4 ]. Calculate R C F · dr using the definition
of the line integral. [5] b) Find a function f : R 3 → R so that F
= ∇f. [5] c) Verify your answer from (a) using (b) and the
Fundamental...
Let F(x,y,z) = < z tan-1(y2),
z3 ln(x2 + 1), z >. Find the flux of F
across S, the top part of the paraboloid x2 +
y2 + z = 2 that lies above the plane z = 1 and is
oriented upward. Note that S is not a closed surface.
Use the extended divergence theorem to compute the total flux of
the vector field
F(x, y, z) = −3x2 + 3xz − y, 2y3 − 6y, 9x2 + 4z2 − 3x outward
from the region F that lies inside the sphere x2 + y2 + z2 = 25 and
outside the solid cylinder x2 + y2 = 4 with top at z = 1 and bottom
at z = −1.
Consider the following planes. 5x − 3y + z = 2, 3x + y − 5z = 4
(a) Find parametric equations for the line of intersection of the
planes. (Use the parameter t.) (x(t), y(t), z(t)) = (b) Find the
angle between the planes. (Round your answer to one decimal
place.)