An infinite number of charges of equal magnitude q, but of opposite sign are placed along x-axis at x=1, x=2,x=4 and so on. The electric potential at the point x=0 due to these charges will be (in S.I`gt`units `k=1/(4piepsilon_0)`)

Options

A. `kq//2`
B. `kq//3`
C. `k2q//3`
D. `k3q//2`

Answer

C