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Multiple choice

A 340 meter long goods train is running at the speed of 36 km/h. In what time will it cross a 460 meter long tunnel?

  1. 80 sec

  2. 90 sec

  3. 120 sec

  4. 50 sec

  5. None of these

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Total distance to cover = train length + tunnel length = 340 + 460 = 800m. Speed = 36 km/h = 36 × (5/18) = 10 m/s. Time = 800/10 = 80 seconds.

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