A) \[\frac{v}{2\sqrt{2}}\]
B) \[\frac{v}{\sqrt{2}}\]
C) \[\frac{v}{2}\]
D) \[\sqrt{2\,v}\]
Correct Answer: A
Solution :
From conservation of momentum \[mv\sqrt{2}=4m{{v}_{1}}\] \[{{v}_{1}}=\frac{v\sqrt{2}}{4}\] \[{{v}_{1}}=\frac{v}{2\sqrt{2}}\]You need to login to perform this action.
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