The system that involves a mechanics ratio where one can multiply the force applied while moving a load is known as?

A compound system is characterized by its mechanics ratio, which allows for the multiplication of the force applied in moving a load. In rescue and rigging applications, this type of system combines multiple pulleys and lines to create greater mechanical advantage, enabling a rescuer to lift or move heavy loads more efficiently. The increased mechanical advantage means that a smaller amount of force can lift a heavier load, which is essential in many rescue scenarios.

In contrast, a simple system generally refers to configurations with fewer components and less mechanical advantage, typically involving a single pulley setup. Static systems, on the other hand, focus on objects that are not in motion, lacking the dynamics of force multiplication. Dynamic systems are associated with motion and changing forces but do not inherently provide the mechanical advantage that a compound system does, which directly addresses the question regarding force multiplication.