A) 2s
B) 4s
C) 6s
D) 8s
Correct Answer: B
Solution :
Total covered distance = 50 + 50 = 100 m Relative velocity =15+10=25m/s \[\therefore \]Taking time by car cross to each other \[=\frac{100}{25}=4s\]You need to login to perform this action.
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