A) \[20\sqrt{2}m{{s}^{-1}}\]south-west
B) \[40m{{s}^{-1}}\]south-west
C) \[20\sqrt{2}m{{s}^{-1}}\]north-west
D) \[40m{{s}^{-1}}\]north-west
Correct Answer: A
Solution :
Change in velocity \[=\sqrt{{{(20)}^{2}}+{{(20)}^{2}}}=20\sqrt{2}\] along north-east or south-westYou need to login to perform this action.
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