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Khunpol Jermsiri
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Homework Statement
An object with mass of m traveling in a circle rail ,when reached point A the object derailed and moved in a parabola path to point B and so on find the length of AB in term of R and theta. given that B is on the same horizontal level as A
Homework Equations
The Attempt at a Solution
i don't get the idea .if its stop moving in circular that mean there must be no centipetal force which mean the velocity must be 0 or there must be another force with the same quantity as centipetal force.(the picture is upside down btw sorry!)