Moment of Inertia: A triatomic molecule is oriented as follows along the x-axis: mass m is at the origin, mass 2m is at x = a, and, mass 3m is at x = 2a. What is the moment of inertia of this molecule about the y-axis?
A. 2ma2
B. 3ma2
C. 12ma2
D. 14ma2
Answer: D
Physics & Space Science
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