The Charge Density of an Infinite Line of Charge Is

Multiple Choice

The charge density of an infinite line of charge is  = 100 nC/m.If zero of potential is chosen to be at a point having a perpendicular distance of 1 m from the line,the electric potential at a perpendicular distance of 50 cm from this line is

A) 1.25 kV
B) 2.34 kV
C) 0
D) -1.25 kV
E) -2.34 kV