question_answer

What does \[{{q}_{1}}+{{q}_{2}}=0\] signify in electrostatics?           Or         Two charges \[{{q}_{1}}\] and\[{{q}_{2}}\], separated by a small distance satisfy the equation \[{{q}_{1}}+{{q}_{2}}=0\]. What does it tell about the charges?                                          

Answer:

                The equation signifies that the electric charges are algebraically additive and here \[{{q}_{1}}\] and \[{{q}_{2}}\] are equal and opposite.