AP Physics 2mediummcq1 pt
Two +1.0 µC charges are 1.0 m apart. The force each exerts on the other is about (k = 9.0×10⁹)
A.9.0×10⁻³ N
B.9.0×10⁹ N
C.9.0×10⁻⁶ N
D.1.0×10⁻³ N
Explanation
Core Concept
F = kq²/r² = (9.0×10⁹)(1.0×10⁻¹²)/1.0 = 9.0×10⁻³ N.
Correct Answer
A9.0×10⁻³ N
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