Q2) In a certain region, J = (3r² cos 0) a, - (r² sin 0 )a, A/m, find the current crossing the surface defined by 0 = 30°, 0 < 0 < 2, 0 < r < 2 m. Ex. 6 If J= Sind وة A calculate the , m² a conical strip current Passing through a con مخروط 2 H.. > locm

Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
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Q2) In a certain region, J = (3r² cos 0) a, - (r² sin 0 )a, A/m, find the current crossing
the surface defined by 0 = 30°, 0 < 0 < 2, 0 < r < 2 m.
Ex. 6
If J=
Sind
وة
A
calculate the
,
m²
a conical strip
current Passing through a con
مخروط
2
H..
>
locm <r<40cm
3
<<²π.
Ex. 7
For current density J = 10 Z Sin² &ār ±
find the current through the cylinder surface
F= 2,1.5Z ≤5m.
Ans
754A
Transcribed Image Text:Q2) In a certain region, J = (3r² cos 0) a, - (r² sin 0 )a, A/m, find the current crossing the surface defined by 0 = 30°, 0 < 0 < 2, 0 < r < 2 m. Ex. 6 If J= Sind وة A calculate the , m² a conical strip current Passing through a con مخروط 2 H.. > locm <r<40cm 3 <<²π. Ex. 7 For current density J = 10 Z Sin² &ār ± find the current through the cylinder surface F= 2,1.5Z ≤5m. Ans 754A
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