EPISODE · Sep 13, 2026 · 3 MIN
Navy OAR Exam Prep 44, Mechanical Units Vectors and Diagrams
from Military Exam Prep
This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams. In this episode you will learn: - How to use units and dimensional analysis to quickly eliminate incorrect answer choices on the OAR. - The critical difference between scalar quantities like speed and vector quantities like velocity. - A method for interpreting force diagrams and identifying the direction of key forces like gravity, normal force, and friction. - Common exam traps, such as mixed units and confusing vector directions in technical illustrations. - A simple mnemonic to remember that vectors are defined by having both magnitude and direction. For more free exam prep tools, practice questions, and AI-powered explanations, visit https://open-exam-prep.com/ or YouTube Channel: https://www.youtube.com/@Open-exam-prep
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Navy OAR Exam Prep 44, Mechanical Units Vectors and Diagrams
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