A) \[2\,\,kg\,\,m\,\,{{s}^{-1}}\]
B) \[14\,\,kg\,\,m\,\,{{s}^{-1}}\]
C) \[18\,\,kg\,m\,\,{{s}^{-1}}\]
D) \[42\,\,kg\,\,m\,\,{{s}^{-1}}\]
Correct Answer: C
Solution :
Change in the momentum\[=m(v-u)=3(10-4)=18\,\,kg\,\,m\,\,{{s}^{-1}}\]You need to login to perform this action.
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