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AP EAMCET202021 Sep 2020Morning ShiftPhysicsRotational MotionActual

The moment of inertia of a rectangular plate of mass (M ), length (L ) and breadth (B ), about an axis passing through its centre and perpendicular to its plane is

Options

  1. A( M(L+B) 12 )
  2. B( M (L^2 ) 12 )
  3. C( M (L^2+B^2 ) 12 )
  4. D( M (B^2 ) 12 )

Correct answer

C. ( M (L^2+B^2 ) 12 )

Step-by-step solution

The moment of inertia of rectangular plate of mass (M ), length (L ) and breadth (B ) is given as (I= M (L^2+B^2 ) 12 )

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