Question

150 metre long train ‘A’ is running with a speed of

Q: Answer-150 metre long train ‘A’ is running with a speed of 32.4 km/hr. Train ‘B’ which is 218 metre long is...

Length of smaller train 150 metre Speed of smaller train 32.4 518 9 ms Length of bigger train 218 metres Speed of bigger train 90 518 25 ms Since, the smaller train is completely obscured by larger train, therefore, extra length of larger train 218 150 68 metres Relative speed of trains A and B 9 25 34 ms Since, the trains are running in opposite direction Required time 6834 2 second

32.4 km/hr. Train ‘B’ which is 218 metre long is running with a speed of 90 km/h in opposite direction of train ‘A’. For how much time, the smaller train is completely obscured by the larger train when they cross each other?

A 1 second

B 3 second

C 4 second

D 2 second

E 6 second

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SSC CGL

RBI Grade B

150 metre long train ‘A’ is running with a speed of

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