What is the formula used to determine pull tension?

The formula for determining pull tension is represented accurately by the choice that states T out = T in + T f. This relationship illustrates how the total output tension (T out) is calculated by adding the input tension (T in) and the friction tension (T f).

In practical terms, this means that when a force or tension is applied to a system, the friction encountered as the system operates contributes to the total tension experienced at the output. Therefore, to find the overall pull tension acting on the output side, one must account for both the initial input tension and the additional tension due to friction.

Understanding this relationship is crucial in fields like engineering or mechanics where recognizing the influence of friction on tension can affect the efficiency and safety of systems.