A) \[2.62\,\,m{{s}^{-1}}\]
B) \[4.6\,\,m{{s}^{-1}}\]
C) \[0.89\,\,m{{s}^{-1}}\]
D) \[1.414\,\,m{{s}^{-1}}\]
Correct Answer: C
Solution :
Let the man start crossing the road at an angle \[\theta \] with the road side. For safe crossing, the condition is that the man must cross the road by the time, the truck describes the distance\[(4+2\cot \theta )\].You need to login to perform this action.
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