de Prony Brake dumped the energy into water en.wikipedia.org/wiki/De_Prony_brake en.wikipedia.org/wiki/De_Prony_brake dumped the energy into water en.wikipedia.org/wiki/De_Prony_brake en.wikipedia.org/wiki/De_Prony_brake dumped the energy into water de Prony brake http://en.wikipedia.org/wiki/De_Prony_brake en.wikipedia.org/wiki/De_Prony_brake dumped the energy into water en.wikipedia.org/wiki/De_Prony_brake en.wikipedia.org/wiki/De_Prony_brake en.wikipedia.org/wiki/De_Prony_brake dumped the energy into water de Prony Brake de Prony Brake de Prony Brake