Glossary:Torque
Torque is a twisting force, such as applied by a screwdriver to a screw, a spanner to a nut, or produced by the spindle of an electric motor. It is measured in Newton Metres (Nm), being the twisting force created by a linear force of 1 Newton (102 grams weight on the earth) applied to a lever of length 1m, or twice the force applied to a lever of half the length etc.