Brain Teaser 11

Classical Mechanics Level 2

A solid cylinder, A circular disc, A solid sphere, & a hollow cylinder are released on a rough inclined plane................... Which of the following will have maximum acceleration⏩⏩⏩

Hollow cylinder Solid cylinder Solid sphere Circular disc

Deep Mallik by Deep Mallik , 23, India

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2 solutions

A solid sphere has the least moment of inertia ( I ). As I gets smaller, velocity v gets larger.

1 Helpful 0 Interesting 0 Brilliant 1 Confused
Vijay Simha
Dec 17, 2018

The slowest object will be the hollow cylinder (all the mass is concentrated towards the edge) and the fastest will be the solid sphere.

0 Helpful 0 Interesting 0 Brilliant 1 Confused

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