Math, asked by Yashprerit, 11 months ago

A train 270 m long is running at 80km/hr
How much time will it take to cross a platform 130m long

Answers

Answered by sahilchawla2002
10
The total distance covered by train is 270+130=400m or .4km
Speed is 80km/HR

Time taken = distance/ speed
= 0.4 km/ 80km/hr
= 0.005hr or 18 seconds.


Yashprerit: Thnks
Yashprerit: But i can't understand
sahilchawla2002: see it's the distance covered by train to cross the bridge is equals to the length of the train + the length of the bridge as train has to cover its own length to cross the bridge otherwise only the engine of the train will be crossed
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