What happens to reactive losses as current increases?

The correct understanding regarding reactive losses in relation to current is that they increase proportionally to the square of the current (I²). This relationship is based on the principles of electrical engineering, particularly in AC circuits where reactance plays a significant role.

Reactive losses are primarily influenced by the current flowing through the inductive or capacitive components of the circuit. As the current increases, these losses do not decrease; instead, they become more significant due to their dependence on the current squared. For instance, if the current doubles, the reactive losses increase by four times (since 2² = 4).

This concept highlights the importance of managing current levels in electrical systems, as higher currents lead to greater reactive losses, which can affect the overall efficiency and performance of the electrical system. Such understanding is crucial for professionals working with power systems, ensuring that they can effectively minimize losses and maintain stability.