Wolfram Alpha works well for things like this: http://www.wolframalpha.com/input/?i=3D50+foot+pounds+*+2+*+pi+*+10%2Fminut= e+in+watts It gives you a nice breakdown of the formula rather than a simple answer from Google. On Wed, Aug 17, 2011 at 9:38 AM, Sean Breheny wrote: > Google search will almost do this exact same thing. I had to translate > your expressions as follows but then it worked: > > "50 foot pounds * 2 * pi * 10/minute in watts" --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .