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PRACTICE EXERCISE 7.7 A current distribution gives rise to the vector magnetic potential A = x'ya, + y'xa, - 4xyza, Wb/m. Calculate the following: (a) B at (-1, 2, 5) (b) The flux through the surface defined by z 1,0 sS1,-1syS4 Answer: (a) 20a, + 40a, + 3a, Wb/m2, (b) 20 Wb.

PRACTICE EXERCISE 7.7 A current distribution gives rise to the vector magnetic potential A = x'ya, + y'xa, - 4xyza, Wb/m. Calculate the following: (a) B at (-1, 2, 5) (b) The flux through the surface defined by z 1,0 sS1,-1syS4 Answer: (a) 20a, + 40a, + 3a, Wb/m2, (b) 20 Wb.

Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
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PRACTICE EXERCISE 7.7 A current distribution gives rise to the vector magnetic potential A = x'ya, + y'xa, - 4xyza, Wb/m. Calculate the following: (a) B at (-1, 2, 5) (b) The flux through the surface defined by z 1,0 sS1,-1syS4 Answer: (a) 20a, + 40a, + 3a, Wb/m2, (b) 20 Wb.
Transcribed Image Text:PRACTICE EXERCISE 7.7 A current distribution gives rise to the vector magnetic potential A = x'ya, + y'xa, - 4xyza, Wb/m. Calculate the following: (a) B at (-1, 2, 5) (b) The flux through the surface defined by z 1,0 sS1,-1syS4 Answer: (a) 20a, + 40a, + 3a, Wb/m2, (b) 20 Wb.
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