21 Knots to mph
Convert 21 knots (kn) to miles per hour (mph) with formulas, examples, and conversion tables.
kn
mph
21 knots (kn) = 24.1663475304 miles per hour (mph)
Round to:
Step-by-Step Solution
1Write the conversion factor:
1 knot = 1.15077845383 miles per hour
2Multiply the value by the conversion factor:
21 × 1.15077845383 = 24.1663475304
3Result:
21 knots (kn) = 24.1663475304 miles per hour (mph)
Knots to Miles per Hour Conversion Table
| Knots | Miles per Hour |
|---|---|
| 1 kn | 1.15078 mph |
| 2 kn | 2.30156 mph |
| 3 kn | 3.45234 mph |
| 4 kn | 4.60311 mph |
| 5 kn | 5.75389 mph |
| 10 kn | 11.5078 mph |
| 20 kn | 23.0156 mph |
| 21 kn | 24.1663 mph |
| 50 kn | 57.5389 mph |
| 100 kn | 115.078 mph |
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 |