A train 350 m long is travelling with a uniform speed of 45 km h '. How much time will it take
to pass a:
(a) person
(b) 250 m long bridge
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Answer:
time=distance/speed
time=350/45
7.7778hour is used to take to pass a person
7.7778(t)=350/45
t=7.7778/7.7778
t=1hour
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