Question

Convert $36km/h$ to SI unit.

• A. $5m/s$
• B. $10m/s$
• C. $15m/s$
• D. $20m/s$

Answer 1

The correct option is B $10m/s$

To convert $km/h$ to SI unit, it should be converted to $m/s$.
$36km/h=\frac{36\times 1000m}{60\times 60s}$
$=10m/s$

$[\because 1km=1000m$ and $1h=60\times 60s]$