The velocity of the bowling ball travelling after the collision will be 6.4 m/sec. Apply law of conservation of momentum principle in given problem.
According to the law of conservation of linear momentum before the collision is equal to the momentum after the collision. These laws state that about how momentum gets conserved.
Apply law of conservation of momentum principle;
m₁v₁+m₂v₂=(m₁+m₂)V
6 kg×5 m/s+1.5 kg×12= 7.5 kg*V
48=7.5 kg*V
V=6.4 m/sec
Hence,the velocity of the bowling ball travelling after the collision will be 6.4 m/sec.
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