Q) The current density in a certain regio region is app by J² = 1 e-tar Alm² in spherical coordinates. Y a) How much current is crossing the surface r=5m at b) Find 3. (r,t) assuming that S₁70 as ++∞0 ? velocity of charge 0 Find an expression for the velocity of density? Ans: al 23.1 A b) 1 et c/m³ c) r mls
Q) The current density in a certain regio region is app by J² = 1 e-tar Alm² in spherical coordinates. Y a) How much current is crossing the surface r=5m at b) Find 3. (r,t) assuming that S₁70 as ++∞0 ? velocity of charge 0 Find an expression for the velocity of density? Ans: al 23.1 A b) 1 et c/m³ c) r mls
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Transcribed Image Text:Q) The current density in
by
a certain region is approximated
J² = 1 e-tay Alm² in spherical coordinates.
Y
。) How much current is crossing the surface r=5m at
=
b) Find 3. (r,t) assuming that 3₁70 as 1700?
9 Find an expression for the velocity of charge
density?
Ans: № 23.1 A
b) 1 et c/m³
22
c) r mls
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