Question

The speed of a train is 90 km per hour which is 200 metre long. How much time will it take to pass a platform 700 m long?​

Answer 1

Answer:

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Answer 2

Step-by-step explanation:

s=90km/hr

length of train =200m

total distance d=length of train +track

d=700m+200m

d=900m

s=90×5/18m/s

s=25m/s

time t=d/s

t=900/25s

36s

therefore,time taken to cross the platform =36seconds