True or false? moments are caused by forces but are not forces themselves.

In case of forces, a couple means

1. Two unequal forces acting at two points
2. Two equal and like parallel forces acting at two points
3. Two equal and perpendicular forces acting at two points
4. Two equal and opposite forces acting at two points

Answer

Option 4 : Two equal and opposite forces acting at two points

True or false? moments are caused by forces but are not forces themselves.