A proton beam that carries a total current of 1.3 mA has 10.0 mm diameter. The current density in the proton beam increases linearly with distance from the center. This is expressed mathematically as J(r) = J₀ (r/R), where R is the radius of the beam and J₀ is the current density at the edge. Determine the value of J₀. A) 25 A/ B) 6.2 A/ C) 12 A/ D) 17 A/

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The Answer of A proton beam that carries a total current of 1.3 mA has 10.0 mm diameter. The current density in the proton beam increases linearly with distance from the center. This is expressed mathematically as J(r) = J₀ (r/R), where R is the radius of the beam and J₀ is the current density at the edge. Determine the value of J₀. A) 25 A/ B) 6.2 A/ C) 12 A/ D) 17 A/

A Proton Beam That Carries a Total Current of 1