Question

N fundamental charge each of charge q are to be distributed as two point charges separated by a .fixed distance, then the maximum to minimum force bears a ratio (N is even and greater than.2)

• A. $\frac{(N-1)^2}{4N^2}$
• B. $\frac{4N^2}{(N-1)}$
• C. $\frac{N^2}{4(N-1)}$
• D. $\frac{2N^2}{(N-1)}$

Answer 1

Answer: (C)

Correct answer is (c) $\frac{N^2}{4(N-1)}$