1.

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

Answer»

`((N-)^(2))/(4N^(2))`
`(4N^(2))/((N-1))`
`(N^(2))/(4(N-1))`
`(2N^(2))/((N-1))`

ANSWER :C


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