Question

The speed of an object v=90km/h.The same quantity speed in ms-1 is

Answer 1

$\frac{km}{hr} = \frac{1000 \: m}{3600 \: s} = \frac{5 \: m}{18 \: s}$

90 km/hr

$\frac{90 \times 5}{18} = 25 \: m {s}^{ - 1}$

Therefore, it is your answer.

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