Imagine a Single Charge Q Placed at One Corner of a Square

question 80

Multiple Choice

Imagine a single charge q placed at one corner of a square, and that the electric field at the center of the square is F/q. If two other equal charges are placed at the adjacent corners of the square (leaving the opposite corner "blank") , the electric field at the center of the square is

• A)F/q.
• B)4F/q.
• C)F/(2q).
• D)F/(4q).
• E)none of the above

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