Submitted by AutoModerator t3_yqlbij in askscience
TheSwarm2006 t1_ivqkhh7 wrote
Why does something get stuck when you tighten it a lot Ex: chuck, screw nut, etc
SonOfOnett t1_iw1f8ce wrote
Very simply you are driving something to a place where atoms are touching one another and normal forces are increasing: these normal forces result in very high friction
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