••11 What is the current in a wire of radius R= 3.40 mm if the magnitude of the current density is given by (a) J.=Jor/R and (b) J, =Jo(1 – r/R), in which r is the radial distance and Jo = 5.50 × 10ª A/m²? (c) Which function maximizes the current density near the wire's surface? %3D
••11 What is the current in a wire of radius R= 3.40 mm if the magnitude of the current density is given by (a) J.=Jor/R and (b) J, =Jo(1 – r/R), in which r is the radial distance and Jo = 5.50 × 10ª A/m²? (c) Which function maximizes the current density near the wire's surface? %3D
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Transcribed Image Text:••11
What is the current in a wire of radius R= 3.40 mm if
the magnitude of the current density is given by (a) J.=Jor/R
and (b) J, =Jo(1 – r/R), in which r is the radial distance and
Jo = 5.50 × 10ª A/m²? (c) Which function maximizes the current
density near the wire's surface?
%3D
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