Consider a thin uniform square sheet made of a rigid material

PHYSICS · Single correct · A Level · Physics · Engineering physics · Engineering physics

Problem

Consider a thin uniform square sheet made of a rigid material. If its side is

a

, mass

m

, and moment of inertia

I

about one of its diagonals, then: (1)

I > \frac{ma^2}{12}

(2)

\frac{ma^2}{24} < I < \frac{ma^2}{12}

(3)

I = \frac{ma^2}{24}

(4)

I = \frac{ma^2}{12}