A man is standing on a railway bridge which is 50 metres long. He finds that a train crosses the bridge

A man is standing on a railway bridge which is 50 metres long. He find

1.	A man is standing on a railway bridge which is 50 metres long. He finds that a train crosses the bridge
A.	60 m ; 20 m/sec
B.	40 m ; 20 kmph
C.	40 m ; 20 m/sec
D.	40 m ; 25 m/sec
Answer» D. 40 m ; 25 m/sec

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A man is standing on a railway bridge which is 50 metres long. He finds that a train crosses the bridge

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