Adding an action and its reaction to claim zero net force is an:
AAxiom
BInsight
CAdvance
DError
Answer & Solution
Correct answer: D. Error
1. The two forces act on two different bodies.
2. They cannot cancel in the equation for one body.
3. So adding them up in that way is an error.
_Source: syllabus Physics Part I, Chapter 5, Laws of Motion._
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