The moments of inertia of a thin square plate of uniform thickness about an axis passing through the centre and perpendicular to the plate are

a)

b)

c)

d)

(where and are, respectively, the moments of inertia about axes 1, 2, 3 and 4, where axes are in the plane of the plate)

Question ID - 100689 :-

The moments of inertia of a thin square plate of uniform thickness about an axis passing through the centre and perpendicular to the plate are

a)

b)

c)

d)

(where and are, respectively, the moments of inertia about axes 1, 2, 3 and 4, where axes are in the plane of the plate)

1 Answer

5876 Votes

3537

Answer Key : (a,b,c) -

(a,b,c)

According to the theorem of perpendicular axis:

Moment of inertia of the plate about an axis passing through centre and perpendicular to the plate is (Because diagonals 1 and 2 as well as 3 and 4 are mutually perpendicular)

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