Static Torque: This type of torque acts on an object that is not rotating. Static torque is the twisting force that holds the object in position, preventing it from rotating. For example, the force ...
Twisted light: self-torque could be used to manipulate molecules. (Courtesy: iStock/VikaSuh) Physicists in Spain and the US have shown that the orbital angular momentum, or twistedness, of light can ...