Electric Field of Multiple Point-Charges: the Figure Shows Three Electric

question 35

Multiple Choice

Electric field of multiple point-charges: The figure shows three electric charges labeled Q₁, Q₂, Q₃, and some electric field lines in the region surrounding the charges. What are the signs of the three charges?

• A) Q₁ is positive, Q₂ is negative, Q₃ is positive.
• B) Q₁ is negative, Q₂ is positive, Q₃ is negative.
• C) Q₁ is positive, Q₂ is positive, Q₃ is negative.
• D) All three charges are negative.
• E) All three charges are positive.

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Definitions:

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