The Reynolds number is nothing but the ratio of inertial forces to viscous forces.
Therefore,
The major factors affecting the Reynolds number are:
Dynamic viscosity of the fluid
Average velocity of the fluid
Characteristic length of the flow section (geometry)
Density of the fluid
The Reynolds number is nothing but the ratio of inertial forces to viscous forces.
Therefore,
The major factors affecting the Reynolds number are:
Dynamic viscosity of the fluid
Average velocity of the fluid
Characteristic length of the flow section (geometry)
Density of the fluid