A) 2.5s
B) 4 s
C) 1 s
D) \[\frac{10}{\sqrt{2}}\]s
Correct Answer: A
Solution :
Let after the time (r) the position of A is \[(0,\,{{v}_{A}}t)\] and position of \[B=({{v}_{B}}t,10)\]. Distance between themYou need to login to perform this action.
You will be redirected in
3 sec