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Multiple choice

A 120 m long train takes 10 seconds to cross a man standing on a platform. What is the speed of the train?

  1. 12 m/sec

  2. 10 m/sec

  3. 15 m/sec

  4. 20 m/sec

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

To cross a stationary man, the train must travel its own length. Speed = distance/time = 120m/10sec = 12 m/sec. Option A is correct.

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