-The moment of inertia of a thin square plate ABCD, of uniform thickness about an axis passing through the centre O and perpendicular to the plane of the plate is (a) 1₁ + 1₂ (c) I₁ + 13 D (b) 13 + 14 (d) I₁ + I₂ + I3 + 14 2 B ✈3 C2 where, 1₁, 12, 13 and 14 are respectively moments of inertia about axes 1, 2, 3 and 4 which are in the plane of the plate.
-The moment of inertia of a thin square plate ABCD, of uniform thickness about an axis passing through the centre O and perpendicular to the plane of the plate is (a) 1₁ + 1₂ (c) I₁ + 13 D (b) 13 + 14 (d) I₁ + I₂ + I3 + 14 2 B ✈3 C2 where, 1₁, 12, 13 and 14 are respectively moments of inertia about axes 1, 2, 3 and 4 which are in the plane of the plate.
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Transcribed Image Text:21. The moment of inertia of a thin square
plate ABCD, of uniform thickness
about an axis passing through the
centre O and perpendicular to the plane
of the plate is
(a) I₁ + 1₂
(c) I₁ + 13
A
(b) 13 + 14
(d) I₁ + I₂ + I3 + 14
2
O
B
>3
C2
where, 1₁, 12, 13 and 14 are respectively moments of inertia
about axes 1, 2, 3 and 4 which are in the plane of the plate.
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