A passenger train of length 60 m travels at a speed of 80 km/hr. Another freight train of length 120 m travels at a speed of 30 km/hr. The ratio of times taken by the passenger train to completely cross the freight train when:
(i) they are moving in the same direction, and
(ii) in the opposite directions is:
(A) 11/5
(B) 5/2
(C) 3/2
(D) 25/11
Answers
Answered by
1
Answer:
A
Explanation:
t1=x/(v−u) =x/50
t2=x/(v+u)=x/100x
t1/t2= 11/5
Answered by
4
Answer:
a) 11/5
Explanation:
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