a train 120 metres long passes a tree in 5 seconds how long will it take to cross a railway platform 180 metres long
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Since the length of the tree is negligible, so distance in first case is taken as the length of the train.
Speed = Distance / Time
= 120/5
= 24 m/s
Now ,
Distance = ( 120 + 180 ) = 300 m
Speed = 24 m/s
Time = Distance / Speed
= 300 / 24
= 25/2
= 12.5 seconds
Speed = Distance / Time
= 120/5
= 24 m/s
Now ,
Distance = ( 120 + 180 ) = 300 m
Speed = 24 m/s
Time = Distance / Speed
= 300 / 24
= 25/2
= 12.5 seconds
kshiti88:
can you again do the answer
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Answer:
a train 120 metres long passes a tree in 5 seconds how long will it take to cross a railway platform 180 metres long?
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