An infinitely long line of charge has a linear charge density of 5.001012 C/m. A proton is at distance 15.0 cm from the line and is moving directly…

An infinitely long line of charge has a linear charge density of 5.00×10−12 C/m. A proton is at distance 15.0 cm from the line and is moving directly toward the line with speed 2300 m/s. How close does the proton get to the line of charge?