Two balls A and B of mass 'm' and '2m' are in motion with velociries '2v' and 'v' respectively. Compare
1. Their inertia
2. Their momentum
3. The force needed to stop them in same time
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A and B are two ball first ball of mass = m and second be m2 now moron of the velocity respectively 2v and v let's compare 1. Inertia = 3m multiply 3=m and their momentum = f=ma so a= v1+v2/2 =3/2 now, F =3×3/2=9/2
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