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Which of the following examples illustrates Newton's third law of motion?
AA sudden bus start jerks passengers backward
BA fielder pulls his hand back catching a ball
CThe launching of a rocket into the sky
DA bicycle slows when we stop pedalling
Answer & Solution
Correct answer: C. The launching of a rocket into the sky
1. Newton's third law: every action has an equal and opposite reaction.
2. A rocket pushes gases downward (action) and is pushed upward (reaction).
3. The other options illustrate inertia or friction, not the third law.
_Source: RRB Group D CEN-02/2018 PYQ, Q.35._
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