Question

distance of a train is 36km/hr cross a bridge in 40 sec. what is lenght of a train​

Answer 1

Answer:

36 KM/Hr = 36 * (1000/3600) m/s

= 10m/s

Now, train is covering

10 meters in 1 sec

x meters in 30 sec

i.e

10*30=x*1

this means 300 Meters is total distance cover.

Now the Bridge length 250 m = 300–250=50meters

Your answer is 50 m.

Answer 2

The length of Train is 400m

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