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10 questions from this quiz
They repel each other
9.0×1099.0 \times 10^99.0×109 N⋅m²⋅C⁻²
Becomes 4 times weaker
Becomes 9 times weaker
F=kQ1Q2r2F = \frac{kQ_1Q_2}{r^2}F=r2kQ1Q2
Attractive
Much stronger
Charge concentrated at a single point
Calculate each pair, add as vectors
Both follow inverse square law
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