Question

A thin rod of mass M and length L is bent at its mid point at 110°. Moment of inertia of this bent rod about an axis perpendicular to the plane and passing through mid-point as shown is

Answer 1

11th

Physics

Systems of Particles and Rotational Motion

Moment of Inertia

A thin rod of length L and ...

ANSWER

Moment of inertia of the system

I=3M(L/2)2+3M(L/2)2

=12ML2+12ML2=12ML2