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unit

Kinematic viscosity

Definition

The kinematic viscosity is the physical measure, which defines the ratio of dynamic viscosity of fluid (gas) to its density.

1 square metre pers second is the kinematic viscosity of the medium with a density of 1 kilogram per cubic meter for the dynamic viscosity of 1 pascal second.

 

system of units:   SI;
statute:   derived unit;
name the value:   ν;
unit name:   square metre per second;
symbol unit:   m²/s;
relationship of definition:   ν = η/ρ;
dimension:   L2 T-1;
expression in other units:   ft²/s, St;

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Units of measurement

namesymbol value in SI unit:
m²/s
note
1 square metre per hourm²/h≈ 2.(7) × 10-4 
1 square foot per hourft²/h≈ 2.580 6 × 10-5 
1 square foot per secondft²/s≈ 0.092 903 04 
1 square inch per secondin²/s≈ 6.422 × 10-4 
1 stokesSt= 10-4