A Rocket Ship Is 74

question 48

Multiple Choice

A rocket ship is 74.0 m in length when measured before leaving the launching pad.What would its velocity be if a ground observer measured its length as 60.0 m while it is in flight? (c = 3.00 × 10⁸ m/s)

• A) 1.76 × 10⁸ m/s
• B) 0.980 × 10⁸ m/s
• C) 1.98 × 10⁸ m/s
• D) 1.15 × 10⁸ m/s

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