Orifice and Free Jet Flow .
In the Orifice and Free Jet Flow accessory a constant head tank is fed with water from the Hydraulics Bench. The orifice is set at the base of the tank through a special wall fitting that provides a flush inside surface.
The head is maintained at a constant value
by an adjustable overflow and is indicated by a level scale. A jet
trajectory tracing device allows the path followed by the jet to be