Question

what's the physical significance or simply significance of moment of inertia

Answer 1

Moment of inertia
I=m*r^2

Answer 2

m=mass

Answer 3

r=distance

Answer 4

r=distance frm axis to the object

Answer 5

Shamim, after you finish helping with this question do you mind helping me with mine. Sorry Rish, I don't mean to intrude your question.

Answer 6

it helps us to know the distribution of particles in a body

Answer 7

moment of inertia is the rotational equivalent of inertia, or mass

so, for example, think about Newton's First Law in terms of rotation. a spinning body will continue to keep spinning or remain at rotational rest, until acted upon by a torque.