Question

what are the units of couple?​

Answer 1

Answer:

The forces have a turning effect or moment called a torque about an axis which is normal (perpendicular) to the plane of the forces. The SI unit for the torque of the couple is newton metre.

Answer 2

Couple is defined as the action of parallel equal and opposite forces acting about two different axis. Couple has the same SI unit as that of torque. SI unit of couple is N m.