In this paper , he reported his best-known experiment , in which the `` mechanical power '' released through the action of a `` weight `` falling '' through a height '' was used to turn a paddle-wheel in an insulated barrel of water .
In this work , he reported his best-known experiment , in which the work released through the action of a `` weight `` falling '' through a height '' was used to turn a paddle-wheel in an insulated barrel of water .