A) 10 second
B) 6 second
C) 6 minute
D) 8 minute
Correct Answer: C
Solution :
Relative speed of 1st train w.r.to II nd \[=(54+36)km/h=90\times \frac{5}{18}m/s\]\[=25m/s\] Time duration to pass Und train \[=\frac{150}{25}=6\sec \]You need to login to perform this action.
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