21 Knots to km/h
Convert 21 knots (kn) to kilometers per hour (km/h) with formulas, examples, and conversion tables.
kn
km/h
21 knots (kn) = 38.8919352865 kilometers per hour (km/h)
Round to:
Step-by-Step Solution
1Write the conversion factor:
1 knot = 1.8519969184 kilometers per hour
2Multiply the value by the conversion factor:
21 × 1.8519969184 = 38.8919352865
3Result:
21 knots (kn) = 38.8919352865 kilometers per hour (km/h)
Knots to Kilometers per Hour Conversion Table
| Knots | Kilometers per Hour |
|---|---|
| 1 kn | 1.852 km/h |
| 2 kn | 3.70399 km/h |
| 3 kn | 5.55599 km/h |
| 4 kn | 7.40799 km/h |
| 5 kn | 9.25998 km/h |
| 10 kn | 18.52 km/h |
| 20 kn | 37.0399 km/h |
| 21 kn | 38.8919 km/h |
| 50 kn | 92.5998 km/h |
| 100 kn | 185.2 km/h |
21 Knots in Other Units
| Unit | 21 kn = |
|---|---|
| Knots to m/s | 10.803324 m/s |
| Knots to km/h | 38.8919352865 km/h |
| Knots to Centimeters per Second | 1080.3324 cm/s |
| Knots to mph | 24.1663475304 mph |
| Knots to Feet per Second | 35.443976378 ft/s |
| Knots to Inches per Second | 425.327716535 in/s |
| Knots to Mach | 0.0317474036851 Mach |
| Knots to Speed of Light | 3.60360099519e-8 c |
| Knots to Kilometers per Second | 0.010803324 km/s |