How Fast Would a Rocket Have to Move Past a Ground

question 17

Multiple Choice

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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