The amount of force that must be applied to a control before it starts to move.

Air that is heated and directed through ducts, plenums, etc. to the rooms in a building, as a form of central heating.

simple past tense of come into force

Third-person singular simple present indicative form of come into force

present participle of come into force

taking effect

(physics) A force that tends to bring a body or system towards its equilibrium state.

plural of force diagram

Synonym of free body diagram

plural of force pair