on what factors does inertia of a body depend? Share with your friends Share 8 Shefali Mohapatro answered this inertia of body depends upon its mass. more the mass more the inertia. 26 View Full Answer Vaibhav Nandwani answered this inertia of a body depends on its mass. It is directly propotional to its mass 9 Siddharth Srinivasan answered this inertia is directly proportional to the mass of the body i.e. more the mass of the body more the inertia and vice-versa 21 Swati answered this inertia of a body depends on its mass 8 Gsingh answered this inertia is directly proportional to the mass of the body i.e. more the mass of the body more the inertia and vice-versa 8