Frictional heat refers to the heat that is generated when two surfaces or objects rub against each other. It happens due to the resistance and friction between the two surfaces, which creates heat energy. Full definition
It combines percussion, vibration and frictional heat with 3000 + RPMs. (myobuddy.com)
«We will be analyzing the data to characterize the amount of frictional heat on the fault during the Tohoku earthquake,» Fulton said. (sciencedaily.com)
He argued their extreme luminosity arose from frictional heating in a gaseous disk rotating around the black holes. (kavliprize.org)