A particle with charge Q is on the y axis a distance a from the origin and a particle with charge q is on the x axis a distance d from the origin. The value of d for which the x component of the force on the second particle is the greatest is:

A) 0
B) a
C) sqrt(2a)
D) a/2
E) a/sqrt(2)


E) a/sqrt(2)

Physics & Space Science

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