Convert Knot (kn) (knot) to Mach (sea-level approx.) (mach)
Category: Speed
10 knot = 0.015118 mach
High-precision rounding: 6 decimals
How to convert knot (kn) to mach (sea-level approx.)
We convert by pivoting through the SI base unit for Speed and applying exact factors where applicable.
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Examples
Linear unit conversions use standardized factors; many are exact by definition (e.g., 1 in = 25.4 mm, 1 ft = 0.3048 m).
Common mistakes
- Mixing mph with knots in navigation; 1 kn = 1 nmi/h.
About Speed
Speed combines distance and time. Science favors m/s, drivers see km/h or mph, and navigation uses knots (nautical miles per hour). Context determines the most convenient representation and rounding.
About Knot (kn)
Knot (kn)
Equals 1 nautical mile per hour. Standard in maritime and aviation because it ties speed to Earth geometry.
History: Name comes from counting knots in a log line; standardized with the nautical mile.
About Mach (sea-level approx.)
Mach
Dimensionless ratio to the local speed of sound (≈343 m/s at 20 °C, sea level). Critical for aerodynamics and compressibility effects.
History: Named after Ernst Mach; value varies with temperature and medium, so ‘Mach 1’ is not a fixed m/s.
Related conversions from knot
- knot → kmh Kilometers per hour (km/h)
- knot → ms Meters per second (m/s)
- knot → mph Miles per hour (mph)
Related conversions to mach
- kmh → mach Kilometers per hour (km/h)
- ms → mach Meters per second (m/s)
- mph → mach Miles per hour (mph)