Physics for IGCSE & O level - Forces And Motion (Section 11 - No. 49)
If you increase the mass of an object, what happens to its inertia?
Inertia decreases.
Inertia remains the same.
Inertia increases.
Inertia disappears.
คำอธิบาย
Inertia is directly proportional to mass; increasing mass increases inertia.