Mechanical Engineering - Engineering Mechanics - Discussion
Discussion Forum : Engineering Mechanics - Section 1 (Q.No. 40)
40.
Mass moment of inertia of a uni form thin rod of mass M and length (l) about its mid-point and perpendicular to its length is
Discussion:
23 comments Page 3 of 3.
Saikumar said:
1 decade ago
For a uniform rod with negligible thickness, the moment of inertia about its center of mass is 1/12 ml^2.
The moment of inertia about the end of the rod can be calculated directly or obtained from the center of mass expression by use of the Parallel axis theorem. 1/3 ml^2.
The moment of inertia about the end of the rod can be calculated directly or obtained from the center of mass expression by use of the Parallel axis theorem. 1/3 ml^2.
Hou said:
1 decade ago
They asking MOI about mid point and perpendicular to length.
Uchitpatel said:
1 decade ago
This answer is wrong the right answer is 1/3ML^2.
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