At what speed would a 100. meter long spaceship appear to be 60. meters long? A) 24. Mm/s B) 0.24 m/s C) 2.4 × 10³ Km/s D) 2.4 Gm/s E) 240. Mm/s

Name: At what speed would a 100. meter long spaceship appear to be 60. meters long? A) 24. Mm/s B) 0.24 m/s C) 2.4 × 10 3 Km/s D) 2.4 Gm/s E) 240. Mm/s
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Quizplus · Accepted Answer

The length contraction formula is L = L₀√(1-v²/c²). Solving for v when L = 60 m and L₀ = 100 m gives v ≈ 0.8c, which is approximately 240 Mm/s.

At What Speed Would a 100