For the following exercises, approximate the mass of the homogeneous lamina that has the shape of given surface S . Round to four decimal places. 302. Compute ∬ s F ⋅ N d S , where F ( x , y , z ) = x i − 5 y j + 4 z k : and N is an outward normal vector S , where S is the union of two squares S 1 : x = 0 , 0 ≤ y ≤ 1 , 0 ≤ z ≤ 1 and S 2 : z = 1 , 0 ≤ x ≤ 1 , 0 ≤ y ≤ 1 .
For the following exercises, approximate the mass of the homogeneous lamina that has the shape of given surface S . Round to four decimal places. 302. Compute ∬ s F ⋅ N d S , where F ( x , y , z ) = x i − 5 y j + 4 z k : and N is an outward normal vector S , where S is the union of two squares S 1 : x = 0 , 0 ≤ y ≤ 1 , 0 ≤ z ≤ 1 and S 2 : z = 1 , 0 ≤ x ≤ 1 , 0 ≤ y ≤ 1 .
For the following exercises, approximate the mass of the homogeneous lamina that has the shape of given surface S. Round to four decimal places.
302. Compute
∬
s
F
⋅
N
d
S
, where
F
(
x
,
y
,
z
)
=
x
i
−
5
y
j
+
4
z
k
: and N is an outward normal vector S, where S is the union of two squares
S
1
:
x
=
0
,
0
≤
y
≤
1
,
0
≤
z
≤
1
and
S
2
:
z
=
1
,
0
≤
x
≤
1
,
0
≤
y
≤
1
.
Q4.
x-y plane. Let V be the enclosed volume of the hemisphere. A vector function F is
defined as F= 2xz, yz, z
Let S be the closed surface formed by the hemisphere x+y +z =a² , zz0, and the
(a)
Evaluate the surface integral
FindS directly, where n is the outward
pointing unit normal vector on S.
Evaluate the surface integral in (a) using the Divergence Theorem of Gauss
JL. (V x F) dS where F = (2,x+2, x+y+z)
(3) Evaluate, to the nearest hundredth,
and S = {(x, y, z)| 2² -1 = 3x² + 3y², 1 ≤ ≤ 2} oriented upwards.
(4) Let S be the surface depicted below, oriented to the side where the normal vectors
have a non-negative z-component. Given that the bounding curve in the ry-plane is
the ellipse (x-4)² + 4(y - 3)² = 4, determine
(V x F) - ds, where
S
F = (2-y, x4, xz). Round to the nearest hundredth.
Hint: Consider using a parametrization of the boundary of the form
r(t) = (xo + a cos (t), yo + b sin (t), 0).
Let w = y dy A dz – x dz A dx + z dx A dy be a two-form on R°. Evaluate its surface integral I along the upper hemisphere (that is, the region with z 20
) of the sphere
2² + y? + z? = 9,
with the orientation given by the normal vector pointing towards the origin.
I
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, subject and related others by exploring similar questions and additional content below.