alleryWhich machine is named as using this property practically?
ASteam ejector
BSteam extract
CSteam element
DSteam engine
Answer & Solution
Correct answer: D. Steam engine
1. Its flywheel stores rotational inertia.
2. The text names it directly.
3. It is the steam engine.
_Source: syllabus Physics, Ch 6 'Systems of Particles and Rotational Motion'_
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