These aren't 'corollaries' to Heisenberg's principle, exactly. They are just things that remind one of it!
On 5/16/2011 2:24 PM, Jim Brown wrote: > On 5/16/2011 10:21 AM, k...@baymoon.com wrote: >> Actually, Heisenberg's uncertainty principal had to do with trying to >> determine the position and velocity of an electron through observation. > > There are many corollaries to the uncertainty principle. Another is that > it is impossible to measure a system without disturbing it. Many > examples. You place a voltmeter across a circuit, it draws some current, > which changes the voltage. You want to know the temperature in a closed > space, you open the door to measure it and the temperature changes. Or > the presence of the thermometer changes the thermal mass slightly. And > so on. > > 73, Jim K9YC -- Vic, K2VCO Fresno CA http://www.qsl.net/k2vco/ ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:Elecraft@mailman.qth.net This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html
