Question

express 18km/h into cm/second​

Answer 1

$\huge\mathcal\red{Hey!}$

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500 centimetres/second

Multiply the speed value by 27.778

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Answer 2

Answer:

=>1km/h=27.778cm/sec

so,

18kmph=18×27.778=500.004≈500cm/sec

therefore,

18kmph=500cm/sec