Question

train is 100m long and is moving with a speed of 72 kmph. the time taken by the train to cross the bridge of length 0.5 km is ?
step by step solution pls
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Answer 1

Answer:

velocity is 72km/hr

length of bridge is 0.5km

so

s = d/t

s =0.5 /72

=5/ 720

=1/145 hrs

change into si unit

t = 12 /19 sec

hope this helps you