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four masses are fixed on a massless rod as shown in the figure . The moment of inertia about the axis is about

four masses are fixed on a massless rod as shown in the figure . The moment of inertia about the axis is about

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Grade:11

1 Answers

Soham Chowdhury
26 Points
7 years ago
Moment of inertia =m*r^2 Here origin is chosen at the point through which the axis passes the rod. Using the formula total moment of inertia about the axis is=2* 5*(.2)^2+2*2*(.4)^2=1.04 kgm^2

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