The magnetic field B due to a small current loop (which is placed at the origin) is called a magnetic dipole, Let p = (x² + y² +₂²) 1/2 For large, B P = curl(A), where ^= (-3.₂0) A $ Current loop (a) Let C be a horizontal circle of radius R with center (0, 0, c), and parameterization c(1) where c is large. O Which of the following correctly explains why A is tangent to C? =(-Rsi A(c(t)) = COS(1), 0) and c'(t)= (-R sin(t), R cos(1), 0) So, A(c(1)) = c(1). Therefore, A is parallel to c'() and tangent to C. A(c(t)) = R sin(1) R cos(1) A(c(t)) = ) = (-R So, A(c(1)) = -c'(1). Therefore, A is parallel to c'(t) and tangent to C. R sin(t) R cos(t) =(. and c'(t) = (R cos(t), -R sin(t), 0) 3 So, A(c(t)) c'(t) = 0. Therefore, A is perpendicular to c'(t) and tangent to C. R cos(1) R sin(1) and c'(1) = (R cos(1), - R sin(t), 0)
The magnetic field B due to a small current loop (which is placed at the origin) is called a magnetic dipole, Let p = (x² + y² +₂²) 1/2 For large, B P = curl(A), where ^= (-3.₂0) A $ Current loop (a) Let C be a horizontal circle of radius R with center (0, 0, c), and parameterization c(1) where c is large. O Which of the following correctly explains why A is tangent to C? =(-Rsi A(c(t)) = COS(1), 0) and c'(t)= (-R sin(t), R cos(1), 0) So, A(c(1)) = c(1). Therefore, A is parallel to c'() and tangent to C. A(c(t)) = R sin(1) R cos(1) A(c(t)) = ) = (-R So, A(c(1)) = -c'(1). Therefore, A is parallel to c'(t) and tangent to C. R sin(t) R cos(t) =(. and c'(t) = (R cos(t), -R sin(t), 0) 3 So, A(c(t)) c'(t) = 0. Therefore, A is perpendicular to c'(t) and tangent to C. R cos(1) R sin(1) and c'(1) = (R cos(1), - R sin(t), 0)
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
Related questions
Question
![The magnetic field B due to a small current loop (which is placed at the origin) is called a magnetic dipole. Let
p = (x² + y² +2²) ¹/2 For p large, B
-
curl(A), where
^= (-3, -3,0)
(a) Let C be a horizontal circle of radius R with center (0, 0, c), and parameterization c(t) where c is large.
Current loop
Which of the following correctly explains why A is tangent to C?
A(c(1)) = (-Rsin(1)
-(-Rsin(1)
So, A(c(t)) = c(1). Therefore, A is parallel to c'() and tangent to C.
O
)= (-²₁
ISB
A(c(t)) =
BdS=
So, A(c(1)) = -c'(1). Therefore, A is parallel to c'(1) and tangent to C.
A(c(t)) =
cos(1)
CO(0)
(=
(Rin
A(c(1)) =
=
R sin(t) R cos(1)
p3
So, A(c(t)) c'(t) = 0. Therefore, A is perpendicular to c'(t) and tangent to C.
O
R cos(1) R sin(t)
and c'(t) = (-R sin(1), R cos(1), 0)
R cos(1) R sin(t)
R sin(0,0) and c'(t) = (R cos(1), - R sin(1), 0)
Incorrect
(,0). and c'(t) = (R cos(t), -R sin(1), 0)
So, A(c(t)) c'(t) = 0. Therefore, A is perpendicular to c'(t) and tangent to C.
(b) Suppose that R = 6 and c = 900. Use Stokes' Theorem to calculate the flux of B through C.
(Use decimal notation. Round your answer to eight decimal places.)
and c'(t)= (-R sin(t), R cos(1), 0)](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F08a0a7e0-1000-4d4e-9616-e5eb275701e6%2F962cef8a-07d2-4026-ab6f-48cb7e05d2a5%2Fufv89i_processed.jpeg&w=3840&q=75)
Transcribed Image Text:The magnetic field B due to a small current loop (which is placed at the origin) is called a magnetic dipole. Let
p = (x² + y² +2²) ¹/2 For p large, B
-
curl(A), where
^= (-3, -3,0)
(a) Let C be a horizontal circle of radius R with center (0, 0, c), and parameterization c(t) where c is large.
Current loop
Which of the following correctly explains why A is tangent to C?
A(c(1)) = (-Rsin(1)
-(-Rsin(1)
So, A(c(t)) = c(1). Therefore, A is parallel to c'() and tangent to C.
O
)= (-²₁
ISB
A(c(t)) =
BdS=
So, A(c(1)) = -c'(1). Therefore, A is parallel to c'(1) and tangent to C.
A(c(t)) =
cos(1)
CO(0)
(=
(Rin
A(c(1)) =
=
R sin(t) R cos(1)
p3
So, A(c(t)) c'(t) = 0. Therefore, A is perpendicular to c'(t) and tangent to C.
O
R cos(1) R sin(t)
and c'(t) = (-R sin(1), R cos(1), 0)
R cos(1) R sin(t)
R sin(0,0) and c'(t) = (R cos(1), - R sin(1), 0)
Incorrect
(,0). and c'(t) = (R cos(t), -R sin(1), 0)
So, A(c(t)) c'(t) = 0. Therefore, A is perpendicular to c'(t) and tangent to C.
(b) Suppose that R = 6 and c = 900. Use Stokes' Theorem to calculate the flux of B through C.
(Use decimal notation. Round your answer to eight decimal places.)
and c'(t)= (-R sin(t), R cos(1), 0)
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