Consider a set of point masses of mass m connected by a massless rigid rod. The two point masses are separated by a distance 2L. The axis of rotation is midway between the two masses such that the axis if rotation A is distance L from each of the masses. The moment of inertia of the two mass system about axis A is :

Physics for Scientists and Engineers: Foundations and Connections
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Author:Katz, Debora M.
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Chapter13: Rotation Ii: A Conservation Approach
Section: Chapter Questions
Problem 45PQ: A thin rod of length 2.65 m and mass 13.7 kg is rotated at anangular speed of 3.89 rad/s around an...
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Consider a set of point masses of mass m connected by a massless rigid rod. The two
point masses are separated by a distance 2L. The axis of rotation is midway between
the two masses such that the axis if rotation A is distance L from each of the masses.
The moment of inertia of the two mass system about axis A is :
OmL?
O!mL?
mL²
O 2mL?
O 4mL2
Transcribed Image Text:Consider a set of point masses of mass m connected by a massless rigid rod. The two point masses are separated by a distance 2L. The axis of rotation is midway between the two masses such that the axis if rotation A is distance L from each of the masses. The moment of inertia of the two mass system about axis A is : OmL? O!mL? mL² O 2mL? O 4mL2
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