A semi-infinite line of charge extends along the x axis from 7 m to +∞ and has linear charge density -8 nC/m. A second semi-infinite line of charge extends along the x axis from -∞ to -7 m and has linear charge density +8 nC/m. Calculate the electric field at the origin, in N/C. Use k = 9 x 109 N m2 / C2. (Please answer to the fourth decimal place - i.e 14.3225)

A semi-infinite line of charge extends along the x axis from 7 m to +∞ and has linear charge density -8 nC/m. A second semi-infinite line of charge extends along the x axis from -∞ to -7 m and has linear charge density +8 nC/m. Calculate the electric field at the origin, in N/C. Use k = 9 x 109 N m2 / C2. (Please answer to the fourth decimal place - i.e 14.3225)

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