Question

Two trains of equal lenhghth are running on parallel tracks in same direction. of their speed is dffer by 4kmph which of the following is true

Answer 1

Let the length of each train be x metres

Then, distance covered = 2x metres.

Relative speed =(46−36)km/hr

=[10×

18

5

×10]m∖sec

=[

9

25

]m∖sec

∴

36

2x

=

9

25

⇒x=

9×2

36×25

⇒x=50

Hence the length of each train is 50m.

Answered By=shreyash. .........

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