A train running at a speed of 54 km/h takes 12 s to pass a certain point. Then, the length of the train is

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Solution

Length of train = Distance covered in $12 s$

$= (s p e e d \times t i m e s) 12 s$

$= \frac{54 \times 1000}{3600} \times 12 = 180 m$

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Q. A

90

m long train is running at a speed of

54

km/hr. If it takes

30

seconds to cross a platform, find the length of the platform.

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A train running at a speed of 54 km/h takes 12 s to pass a certain point. Then, the length of the train is

Length of train = Distance covered in 12s=(speed×times)12s=54×10003600×12=180 m

Length of train = Distance covered in $12 s$

$= (s p e e d \times t i m e s) 12 s$

$= \frac{54 \times 1000}{3600} \times 12 = 180 m$