The electron beam emerging from a certain high-energy electron accelerator has a circular cross section of radius 1.00 mm. The beam current is 8.00 μA. Find the current density in the beam assuming it is uniform throughout.

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The electron beam emerging from a certain high-energy electron accelerator has a circular cross section of radius 1.00 mm. The beam current is
8.00 μA. Find the current density in the beam assuming it is uniform throughout.
Transcribed Image Text:The electron beam emerging from a certain high-energy electron accelerator has a circular cross section of radius 1.00 mm. The beam current is 8.00 μA. Find the current density in the beam assuming it is uniform throughout.
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