A train 350 metres long crosses an electric pole in 28 seconds. Find the speed at the train in km/hr.
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Answered by
0
Answer:
speed = distance / time
so speed = 350 / 28
=12.5 m per second
Answered by
5
Speed = distance /time
= 350/28
= 12.5m/s
speed in km /hr
=12.5×3600/1000
= 450/10
= 45km/ hr
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