A ring with moment of inertia mr2 and a sphere with moment of inertia 2/5mr2 have the same mass and move with the same initial velocity across a floor, and then encounter identical ramps , if both rolls with out friction and climb some height up the ramp, what would be the ratio of the height reached by the sphere to the height reached by the ring ?

Principles of Physics: A Calculus-Based Text
5th Edition
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter10: Rotational Motion
Section: Chapter Questions
Problem 71P: The reel shown in Figure P10.71 has radius R and moment of inertia I. One end of the block of mass m...
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A ring with moment of inertia mr2 and a sphere with moment of inertia 2/5mr2 have the same mass and move with the same initial velocity across a floor, and then encounter identical ramps , if both rolls with out friction and climb
some height up the ramp, what would be the ratio of the height reached by the sphere to the height reached by the ring ?
Transcribed Image Text:A ring with moment of inertia mr2 and a sphere with moment of inertia 2/5mr2 have the same mass and move with the same initial velocity across a floor, and then encounter identical ramps , if both rolls with out friction and climb some height up the ramp, what would be the ratio of the height reached by the sphere to the height reached by the ring ?
0.7
2/5
5/2
0.3
None of the above
Transcribed Image Text:0.7 2/5 5/2 0.3 None of the above
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