JEE Main & Advanced
Physics
Rotational Motion
JEE PYQ-Rotational Motion
question_answer
Moment of inertia of an equilateral triangular lamina ABC, about the axis passing through its centre and perpendicular to its plane is I0 as shown in the figure. A cavithy DEF is cut out from the lamina, where D, E, F are the mid points of the sides. Moment of inertia of the remaining part of lamina about the same axis is - [JEE Online 08-04-2017]