A) 25
B) 30
C) 40
D) 45
Correct Answer: B
Solution :
Relative speed of train \[=63-3=60\,\text{km/h}=60\times \frac{5}{18}\text{m/s}\] \[\therefore \] \[\text{Time=}\frac{\text{Length of train}}{\text{Relative Speed}}\] \[=\frac{500\times 18}{60\times 5}=30s\]You need to login to perform this action.
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