Does it require more force to start an object sliding or to keep it sliding?

1 Answer
Feb 21, 2016

Yes, more to start than to keep it moving.
There are a very few cases in the sub-atomic world, where it is other-way round.

Explanation:

Details in the answer here. Please read first paragraph.

hyperphysics.phy-astr.gsu.edu

The picture above explains the difference between Coefficients of Static and Kinetic friction pictorially.