A train is moving with a speed of 72km/hr. What is its speed in m/s?
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Answer:
20 m /s.
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Answer:
Before converting, take note that:
1 km = 1,000 m
1 hour = 60 minutes = 3,600 seconds
Therefore,
72 km/hr x 1,000 m/km x 1 hr/3,600 s = 20 m/s.
You can also use the shortcut when converting kph to m/s quickly. Just multiply the kph value by 1/3.6 and voila same answer.
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