A Meter Stick Is Observed to Be Only 0

question 57

Multiple Choice

A meter stick is observed to be only 0.850 meters long to an inertial observer. At what speed, relative to the observer, must the meter stick be moving?

• A)2.04 × 10⁸ m/s
• B)1.58 × 10⁸ m/s
• C)2.50 × 10⁸ m/s
• D)1.31 × 10⁸ m/s
• E)2.22 × 10⁸ m/s

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