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lesantik [10]
3 years ago
9

What is the velocity of Car B after collision?

Physics
1 answer:
zubka84 [21]3 years ago
7 0

Answer:

30m/s

Explanation:

m1v1=m2v2

12 * 10=4* v2

120/4 =v2

V2=30m/s

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