If the fluid speed is V (m/s), the orifice diameter is d (m) then we can write the following dimensionless ratio Re is the Reynolds number, named after Osborne Reynolds who did systematic experiments, ...

The ratio that we need to conserve is called the Reynolds number. In 1883, Belfast-born Osborne Reynolds presented to the Royal Society his experiments with fluids, noting two distinct types of ...

It can't have been easy to tap between dance greats Gene Kelly and Donald O'Connor, but Debbie Reynolds made the task look effortless in the song Good Morning from Singin' in the Rain.