alleryPushing a door on its hinge line produces:
ANo rotation at all
BFastest rotation
CSlow rotation
DReverse rotation
Answer & Solution
Correct answer: A. No rotation at all
1. A force on the axis has no lever arm.
2. It cannot turn the door.
3. So there is no rotation.
_Source: syllabus Physics Part I, Chapter 7, Systems of Particles and Rotational Motion._
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