A) \[2\times {{10}^{5}}kg\,m/s\]
B) \[1\times {{10}^{5}}kg\,m/s\]
C) \[3\times {{10}^{8}}kg\,m/s\]
D) none of these
Correct Answer: A
Solution :
The momentum of truck \[p=m\upsilon =100000\times 2=2\times {{10}^{5}}kg\,\,m/s\]
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