A 75.0-cm-long rod of diameter 2.54 cm carries a uniform volume charge density. The electric field inside the rod at a point 6.84 mm from the rod’s axis, but not near either end, has magnitude 286 kN>C. Find (a) the total charge on the rod and (b) the magnitude of the electric field 3.60 cm from the rod’s axis.
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A 75.0-cm-long rod of diameter 2.54 cm carries a uniform volume charge density. The electric field inside the rod at a point 6.84 mm from the rod’s axis, but not near either end, has magnitude 286 kN>C. Find (a) the total charge on the rod and (b) the magnitude of the electric field 3.60 cm from the rod’s axis.
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