Q2 of 19 Page 116

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Inertia of an object is proportional to its ________ .

Inertia of an object is proportional to its mass.

Explanation: Inertia of a body is the resistive force which opposes its motion. And as we know that more the mass the resistive force will be more. Hence, from this we can conclude that inertia of any body is directly proportional to its mass.


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To cause acceleration in an object the necessary factor is unbalanced_____ .