Question

State physical significance of moment of inertia of a body

Answer 1

moment of inertia is a measure of how difficult it is to rotate a particular body about a given axis. Newton's first law of motion is also called a law of inertia indicates that a body is unable to change by itself its state of rest or state of uniform motion along a straight line. This property of inertness is known as inertia. It is an inherent property of matter.