Question

1. A train is running at a constant speed of 54 km/ h. What is its speed in m/s?​

Answer 1

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We note that 1 km is equivalent to 1000 m and that 1 h is equivalent to 3600 s (60×6060×60).

Therefore 1 km/h = 1000360010003600 m/s = 518518 m/s.

Multiplying by 54, we find that 54 km/h = 15 m/s

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Answer 2

Answer:15 m/s

Explanation:54*(1000/3600)