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FMA-2026-25 · 2026 F = ma (AAPT)

2026 F = ma Exam — Question 25

The five vases below are filled with water to the same initial volume and initial height H. Each vase has an identical drainage hole at the bottom. H a) H b) H c) Which vase will drain completely in the shortest amount of time?
Source: Question 25, 2026 F = ma Exam, © 2026 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.