No integrals Let F = (2 z , z, 2 y + x ) and let S be the hemisphere of radius a with its base in the xy -plane and center at the origin. a. Evaluate ∬ S ( ∇ × F ) ⋅ n d S by computing ▿ × F and appealing to symmetry. b. Evaluate the line integral using Stokes’ Theorem to check part (a).
No integrals Let F = (2 z , z, 2 y + x ) and let S be the hemisphere of radius a with its base in the xy -plane and center at the origin. a. Evaluate ∬ S ( ∇ × F ) ⋅ n d S by computing ▿ × F and appealing to symmetry. b. Evaluate the line integral using Stokes’ Theorem to check part (a).
Solution Summary: The author calculates the value of the surface integral by computing nablatimes F and appealing to symmetry.
No integrals Let F = (2z, z, 2y + x) and let S be the hemisphere of radius a with its base in the xy-plane and center at the origin.
a. Evaluate
∬
S
(
∇
×
F
)
⋅
n
d
S
by computing ▿ × F and appealing to symmetry.
b. Evaluate the line integral using Stokes’ Theorem to check part (a).
Quantities that have magnitude and direction but not position. Some examples of vectors are velocity, displacement, acceleration, and force. They are sometimes called Euclidean or spatial vectors.
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