A Rocket Ship Is 87

question 60

Multiple Choice

A rocket ship is 87.0 m in length when measured before leaving the launching pad.What would its velocity be if a ground observer measured its length as 62.0 m while it is in flight? (c = 3.00 × 10⁸ m/s)

• A)1.61 × 10⁸ m/s
• B)2.14 × 10⁸ m/s
• C)1.48 × 10⁸ m/s
• D)2.10 × 10⁸ m/s
• E)​1.91 × 10⁸ m/s

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