A) \[4\]
B) \[2\]
C) \[0\]
D) \[3\]
Correct Answer: C
Solution :
By the law of conservation of momentum \[2\times 6-4\times 3=(2+4)v\] \[\Rightarrow \] \[6v=12-12\] \[\Rightarrow \] \[v=0\]You need to login to perform this action.
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