Recent content by louis2014

Oh I see, I was reading the question as the 500g mass replaced the original mass when it really was added to it. Thanks for your help!

(Moderator note: moved from technical forums, so no template) Does anyone know how to answer this question? A 1 meter spring lies horizontally on a table. You hang it vertically being held by one of its ends. Because of the mass of the spring itself it now extends to 1.1 meter. You hang a...