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F = ma (Final Problems)
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FMA-2016-25 · 2016 F = ma (AAPT)

2016 F = ma Exam — Question 25

Three students make measurements of the length of a 1.50 meter rod. Each student reports an uncertainty estimate representing an independent random error applicable to the measurement. Alice: A single measurement using a 2.0 meter long tape measure, to within ±2 mm. Bob: Two measurements using a wooden meter stick, each to within ±2 mm, which he adds together. Christina: Two measurements using a m
Source: Question 25, 2016 F = ma Exam, © 2016 American Association of Physics Teachers (AAPT) and the U.S. Physics Team. Adapted by PhysicsTrainer: reformatted into a separate question and answer choices for online multiple-choice practice; any shared setup from nearby questions is repeated here. Not affiliated with or endorsed by AAPT or the U.S. Physics Team.