Two Particles Have Charges Q and -Q (Equal Magnitude and Opposite

question 12

Multiple Choice

Two particles have charges Q and -Q (equal magnitude and opposite sign) .For a net force of zero to be exerted on a third charge it must be placed:

• A)midway between Q and -Q
• B)on the perpendicular bisector of the line joining Q and -Q, but not on that line itself
• C)on the line joining Q and -Q, to the side of Q opposite -Q
• D)on the line joining Q and -Q, to the side of -Q opposite Q
• E)at none of these places (there is no place)

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