Millimetre per day is speed unit, symbol: [mm/d]. Definition of 1 millimetre per day ≡ 1 mm / 86400 s. The speed at which the body moves 1 millimetre in 1 day. Nail growth rate approx. 0.1 mm/day.. Compared to metre per second, millimetre per day is smaller unit.
• 1 [mm/d] = (exactly) `0.001/86400` [m/s] = `1.15740740740741*10^-08` [m/s]
• 1 [m/s] = (exactly) `86400/0.001` [mm/d] = 86400000 [mm/d]
Multiply convert of millimetre per day to common speed units:[mm/d]
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See also: millimetre length unit. http://conversion.org/length/m...