Because the string is massless, the pendulum's moment of inertia comes…

Question

Because the string is massless, the pendulum's moment of inertia comes from the:

Accepted Answer

C. Bob alone

1. Moment of inertia sums mass times distance squared.
2. A massless string contributes nothing.
3. So only the bob counts.
_Source: syllabus Physics Part II, Chapter 14, Oscillations._

Answer

Support alone

Answer

Air alone

Answer

String alone

Because the string is massless, the pendulum's moment of inertia comes from the:

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