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Convert 72 km/h into m/s.

Option: 1

20 m/s


Option: 2

40 m/s


Option: 3

10 m/s


Option: 4

60 m/s


Answers (1)

best_answer

We know that

akm/h  =$\left(a \times \frac{5}{18}\right){m} / s$

$\therefore \quad  72  km / h=\left(72 \times \frac{5}{18}\right) m / s=20 m / s$

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mansi

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