please answer -
Asked by | 14th Mar, 2009, 09:35: AM
Expert Answer:
Distance = length of train + length of bridge = 50 + x
Speed = 30 km/h = 30 x5/18 m/s
time = 36s
use speed = distance/time
Then solve for x
Answered by | 16th Mar, 2009, 11:26: AM
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