Paragraph The figure shows an isosceles triangular plate of mass M and base ℓ. The angle at the apex is 90°. The apex lies at the origin and the base is parallel to X–axis The moment of inertia of the

Question

Paragraph The figure shows an isosceles triangular plate of mass M and base ℓ. The angle at the apex is 90°. The apex lies at the origin and the base is parallel to X–axis The moment of inertia of the plate about the z -axis is :-

TestHub · Accepted Answer

I about y axis = 24 m ℓ 2 ​ ∫ 0 2 ℓ ​ ​ 4 ℓ 2 ​ M ​ 2 x d x x 2 = 8 m ℓ 2 ​ ∴ I z ​ = I x ​ + I y ​ = ( 8 1 ​ + 24 1 ​ ) m ℓ 2 = 6 1 ​ m ℓ 2

Physics - Rotation Question with Solution | TestHub

Options:

Doubts & Discussion