Welcome to the Question and Answer section of AskPhysics. Now you can ask your questions here without waiting for the admin to view and approve your questions.
Welcome to Askphysics Q&A, where you can ask questions and receive answers from other members of the community.

Most popular tags

Can I roll a spehre with out friction acting on it? (Not a frictionless surface)What about the front car wheel?

0 votes
My physics Prof confused me.
asked Dec 3, 2014 in Mechanics by kattathurai (120 points)

1 Answer

0 votes
Zero never exist. It's ideal imagination and nothing else. One can minimize it to practically negligible value but not zero.
Applicable if you are dealing with physical body.
answered Sep 12, 2017 by giginailo (2,580 points)