A train moving at a speed of 45km/h crosses a platform of length 400m in 44s.Find the length of the train.
Answers
Answered by
26
Answer:
Length of train is 150m
Step-by-step explanation:
Speed =45 km/h
=45×5/18 m/s
=12.5 m/s
Time=44 s
Let length of train be x meters
Distance travelled =length of platform+length of train
=400+x m
Speed = Distance/Time
Distance =Speed×Time
400+x=12.5×44
400+x=550
x=550-400
x=150m
Answered by
9
Answer:
Step-by-step explanation:
Length of train is 150m
Step-by-step explanation:
Speed =45 km/h
=45×5/18 m/s
=12.5 m/s
Time=44 s
Let length of train be x meters
Distance travelled =length of platform+length of train
=400+x
Distance =Speed×Time
400+x=12.5×44
400+x=550
x=550-400
x=150m
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