Two trains 1.1 km and 0.9 km long are moving in opposite directions at speeds…
2025
Two trains 1.1 km and 0.9 km long are moving in opposite directions at speeds of 60 km/h and 90 km/h respectively. The time taken by the two trains to cross each other (in seconds) is:
- A.
22
- B.
120
- C.
48
- D.
27
- E.
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Correct answer: C
Total distance = 1.1 + 0.9 = 2 km. Relative speed = 60 + 90 = 150 km/h. Time = (2/150)*3600 = 48 seconds.