Which of the following expressions represents the moment of inertia of a continuous…

PHYSICS · Single correct · CBSE · Physics · System of Particles and Rotational Motion · System of Particles and Rotational Motion

Problem

Which of the following expressions represents the moment of inertia

I

of a continuous body of density

\rho

about a specified axis? (a)

I = 2\displaystyle \int r^{2}\,dm

(b)

I = \displaystyle \int r^{2}\,dm

(c)

I = \displaystyle \int r^{2}\sigma\,dA

(d)

I = \displaystyle \int r^{2}\,dm\; -\; M d^{2}