Question

a train is moving with the speed of 72km/h.what is its speed in m/s​

Answer 1

Answer:

1 km/hr= 5/18 m/s

72 km/hr= 72*5/18

= 5*4= 20 m/s..

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Answer 2

Answer:

speed in km/h=72

m/s=?

1km=1000m

1hour=3600

km=1000 =10. =0.277778/s

h. 3600. 36

72km=20m/s is ur answer...

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