MCQ
Drum A undergoes:

- ARotational motion.
- BTranslational motion.
- CRotational as well as translational motion.
- DNone of these.

Explanation:
The $\omega$ of drum B provides enough length of connecting wire for translational motion.
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(Molecular weight of oxygen is $32 \,g / mol$ $\left. R =8.3 \,J K ^{-1} mol ^{-1}\right)$
