Take the 2-minute tour ×
Physics Stack Exchange is a question and answer site for active researchers, academics and students of physics. It's 100% free, no registration required.

So is this true. I mean does a movement by hand or leg make uniform or constant acceleration?

share|improve this question
This depends a lot on what you're doing with your hand. There is some evidence that people move along paths that minimize jerk or snap (the fourth or fifth derivative of position): ncbi.nlm.nih.gov/m/pubmed/17953626 –  Colin K Jul 7 '12 at 3:32
@Colin K Thanks a lot. –  mvr950 Jul 7 '12 at 3:52

Your Answer


By posting your answer, you agree to the privacy policy and terms of service.

Browse other questions tagged or ask your own question.