Two point charges +3.0 μC and −3.0 μC are fixed 10 cm apart in air

PHYSICS · Subjective · A Level · Physics · Fields and their consequences · Fields and their consequences

Problem

Two point charges +3.0 μC and −3.0 μC are fixed 10 cm apart in air. Calculate the magnitude of the electric field at the midpoint of the line joining them.

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