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Question: Answered & Verified by Expert
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:
PhysicsMotion In Two DimensionsJEE MainJEE Main 2019 (12 Jan Shift 1)
Options:
  • A 52
  • B 32
  • C 115
  • D 2511
Solution:
1031 Upvotes Verified Answer
The correct answer is: 115
t1=260+12080-30

t2=260+12080+30

t1t2=115

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