Chronology Current Month Current Thread Current Date
[Year List] [Month List (current year)] [Date Index] [Thread Index] [Thread Prev] [Thread Next] [Date Prev] [Date Next]

Re: The Rise and Fall of Simple Machines



oops, slightly LARGER not slightly SMALLER

Ludwik Kowalski wrote:


... The number of joules going in is slightly smaller than the
number of joules coming out. No joules would be lost in
an ideal machine (negligible mass and friction). ....