A 380 M long train is running at speed of 54 km/h. In how much time will it cross a platform of 420 m length?
(Hint : Distance travelled by the train in crossing the platform =Length of the train +
Length of the platform)
Answers
Answered by
6
Step-by-step explanation:
total distance =380+ 420m = 800m
speed= 54km/h =54×5/18= 15ms^-1
time = distance/ speed
= 800/15
= 53.33seconds
Answered by
6
53.33 sec
Step-by-step explanation:
Speed of train = 54 kmph
= 54× 5/18 m/s = 15 m/s
Time to cross the platform= distance/ speed
= (420+380)/15
= 800/15= 160/3
= 53.33 sec
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