3. Two trains of lengths 70 metre and 80
metre are running at a speed of 68 kmph and
50 kmph respectively on parallel tracks in
opposite directions. In how many seconds will
they pass each other?
Answers
Answered by
12
Step-by-step explanation:
- The combined length of the two trains = 70+80 = 150 m
- The combined speed of the two trains =68+40 = 108 kmph
- The time taken to pass each other 150/108 kmph = 150*3600/(108*1000) = 5 sec. Answer
Answered by
2
Step-by-step explanation:
Relative speed = (68 + 40) kmph = 108 kmph =
108
×
5
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=
30
m
/
s
e
c
108×518)=30m/sec
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I Think ,We KnowRequired time=sum of the length of both trainsRelated Speed =
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