T cartT" cart See under T.
T connection. (Elec.) The connection of two coils diagrammatically as a letter T, chiefly used as a connection for passing transformers. When the three free ends are connected to a source of three-phase current, two-phase current may be derived from the secondary circuits. The reverse arrangement may be used to transform from two-phase. — T"- connected, a.
T ironT" i•ron See under T.
T railT" rail See under T.
T squareT" square See under T.