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Multiple choice

A 120 metre long train crosses a pole in 27 sec. Find the speed of the train in km/hr.

  1. 17km/hr

  2. 16km/hr

  3. 18km/hr

  4. 15km/hr

  5. None of these

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

Train length = 120 m, time = 27 sec. Speed in m/s = 120/27 = 40/9 m/s. Speed in km/hr = (40/9) × (18/5) = 16 km/hr.

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