A. All of the above. B. The forces that are applied to the handle of a screwdriver when you twist it. C. The forces that are applied to a cross wench to loosen or tighten the lug nuts on a wheel of a car. D. The forces that are applied to the steering wheel of a car when you turn it.
Correct Answer: A
Explanation
A couple is a pair of forces that are equal in magnitude but opposite in direction, and that are applied to a body at different points. The forces of a couple do not produce any translation, but they do produce a rotation.
