In the mark scheme it says that
Initial KE - final epe + gain in GPE = Initial EPE
Isn't the right equation:
Initial KE + Initial EPE = Gain in GPE + Final epe
since it's the initial epe and ke which provide the system of the energy equal to the energy after the motion?
Mechanics 3 ocr mei doubt january 2013 Watch
- Thread Starter
- 22-05-2016 22:28
- Official Rep
- 25-05-2016 00:20
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Just quoting in Puddles the Monkey so she can move the thread if needed
Spoiler:Show(Original post by Puddles the Monkey)