A positive point charge +q is placed at point p to the right of two charges, A a

Question

A positive point charge +q is placed at point p to the right of two charges, A and B. The net force on the +q charge is found to be zero. Which of the statements below are true?
True False  The magnitude of the charge A must be smaller than B.
True False  If A is negative, B must be positive.
True False  Reversing the sign of +q to -q would make the force on it nonzero.
True False  A and B must both have the same sign of charge.
True False  Either A or B must be positive.

http://s29.postimg.org/ueo5hkc53/Physics_2_4.gif

Explanation / Answer

FALSE

TRUE

FALSE

FALSE

TRUE

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