Recent content by mr pizzle

Just wasn't sure. Followed it from a book from a similar question and don't fully understand it! The question was different enough to have doubts!

Hi could do with a little help with this question please! The question A damped oscillation with no external forces can be modeled by the equation: \frac{d^2x}{dt^2}+2\frac{dx}{dt}+2x=0 Where x mm is amplitude of the oscillation at time seconds. The initial amplitude of the...

Zeus Precision Data Charts and Reference Tables for Drawing Office, Toolroom & Workshop Is a very handy little pocket book. Materials for engineers and technicians by Raymond A Higgins ( good for material science) Materials selection in mechanical design by Michael F Ashby Mechanics...

Thank you for the reply Bobby. I will certainly look into obtaining some real world data. The real reason i was looking into this type of shock absorber is to possibly implement into a forearm crutch because it is quite compact and linear to absorb some impact of the cructh hitting the ground...

Hi i am currently studying a bicycle seat post suspension unit. It is one of the lower end of the range models which consists of a spring and a rubber dampener. Basic outline in cad below. http://imageshack.us/a/img407/1720/drawing1layout1.th.jpg I would like to know the calculations behind...