Convert 21 Miles per Hour per Second to Knots per Second

21 Miles per Hour per Second (mph/s)
1 mph/s = 0.868976 kn/s2
=
18.2485 Knots per Second (kn/s2)
1 kn/s2 = 1.15078 mph/s

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More information from the unit converter

Q: How many Miles per Hour per Second in a Knot per Second?

The answer is 1.15078 Knot per Second

Q: How do you convert 21 Mile per Hour per Second (mph/s) to Knot per Second (kn/s2)?

21 Mile per Hour per Second is equal to 18.2485 Knot per Second. Formula to convert 21 mph/s to kn/s2 is 21 * 0.8689762426513834

Q: How many Miles per Hour per Second in 21 Knots per Second?

The answer is 24.1664 Miles per Hour per Second