How fast would a rocket have to move past a ground observer if the latter were to observe a 3.0% length shrinkage in the rocket length? (c = 3.00 * 10⁸ m/s) A) 1.2 * 10⁸ m/s B) 0.60 * 10⁸ m/s C) 0.73 * 10⁸ m/s D) 0.12 * 10⁸ m/s

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Quizplus · Accepted Answer

The length contraction formula is L = L0√(1-v²/c²). For a 3% contraction, L = 0.97L0. Solving for v gives v ≈ 0.73c.

How Fast Would a Rocket Have to Move Past a Ground