Question and Answers Forum | ||
Question Number 35771 by Tinkutara last updated on 23/May/18 | ||
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Commented by Tinkutara last updated on 23/May/18 | ||
Why can't we treat D+E as a system? | ||
Commented by ajfour last updated on 23/May/18 | ||
its not clear from figure how disc D slides over the string.. | ||