An infinitely long cylinder of radius 40 cm carries a

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An infinitely long cylinder of radius 4.0 cm carries a uniform volume charge density r = 200 nC/m3. What is the electric field at r = 2.0 cm?

a. zero

b. 0.11 kN/C

c. 57 N/C

d. 0.44 kN/C

e. 0.23 kN/C

Reference no: EM13627546

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