James Frysinger wrote in USMA 19067: >Duncan Bath wrote: >> >> W*s is bare, naked SI; joules is a tag of convenience (something like dm^3 >> and litres). >> Duncan > > I disagree, Duncan. Joules are as SI as watt seconds. Both the watt and >the joule are specially named, derived units, defined in the SI >brochure. > >Jim
In defence of my friend Duncan, I must say that he had an imaginative way of describing common units as bare, naked SI. I think he meant that watt is widely known, second is known by everybody, while joule is recognized only by scientists and engiineers. Joseph B.Reid 17 Glebe Road West Toronto M5P 1C8 TEL. 416-486-6071
