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251R [서울-학부]물리학에숨겨진지혜의아름다움(영강)(INTELLECTUAL BEAUTYHIDING IN PHYSICS(English))-00분반 2025-IBCM-Beta-17(2025.04.29~2025.05.26)
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The problem statement provided is incomplete: the question text is empty and no answer choices are given to analyze. To reason through a center-of-mass question properly, we can outline the key concepts and then discuss how typical options relate to the correct expression.
Conceptual background: For a rigid body of total mass M, the center of mass position X_CM is defined by the mass-weighted average of all infinitesimal mass elements dm located at position x. The standard integral form is X_CM = (1/M) ∫ x
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