Rotational Motion Question 215
Question: Four identical thin rods each of mass M and length , form a square frame. Moment of inertia of this frame about an axis through the centre of the square and perpendicular to its plane is :
Options:
A)
B)
C)
D)
Show Answer
Answer:
Correct Answer: D
Solution:
[d] Moment of inertia of a thin rod of length
l about an axis passing through centre and perpendicular to the rod
Thus moment of inertia of the frame.
Total M.I.