Question

convert 18km/hr in S.I unit
pls help me fast and explain step by step​

Answer 1

Answer:

si unit of physics

5 metre per second

Answer 2

$\frac{km}{hr} = \frac{1000}{60 \times 60} \frac{m}{sec}$

$\frac{km}{hr} = \frac{5}{18} \frac{m}{sec}$

Now , according to question ,

$18 \frac{km}{hr}$

$18 \times \frac{5}{18} \frac{m}{sec}$

$5 \frac{m}{sec}$

5 m/sec is the conversation of 18 km/hr.