Positive Charge +Q Is Uniformly Distributed on the Upper Half $\uparrow$

question 18

Multiple Choice

Positive charge +Q is uniformly distributed on the upper half of a semicircular rod and negative charge -Q is uniformly distributed on the lower half. What is the direction of the electric field at point P, the center of the semicircle?

• A) \(\uparrow\)
• B) \(\downarrow\)
• C) \(\leftarrow\)
• D) \(\rightarrow\)

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