convert 72km/he into cm/s
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1 km = 1000 mt
1 mt = 100cm
1 hr = 60 minute
1 minute= 60 sec
72km/hr= 72x1000mt/60 minute = 72x1000x100cm /60x60sec= 2000cm/sec
1 mt = 100cm
1 hr = 60 minute
1 minute= 60 sec
72km/hr= 72x1000mt/60 minute = 72x1000x100cm /60x60sec= 2000cm/sec
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