Five solid spheres each of mass '
' and radius '
' are rotating about an axis
as shown in figure. Hence the moment of inertia of the system about the axis of rotation
is
Text Solution
Verified by ExpertsThe correct answer is:
B
: M.I of solid sphere about its axis 
where '
' is mass of solid sphere and '
' is radius of solid sphere.
So, M. I of system about
is

(By parallel axis theorem)

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