How can grounding systems affect the performance of electrical equipment?

The choice indicating that proper grounding ensures safe operation while poor grounding can lead to dangers is correct because grounding systems are crucial for the stability and safety of electrical installations. Proper grounding provides a path for fault currents to safely dissipate into the earth, which protects both equipment and personnel from electric shock and potential damage during fault conditions.

When an electrical system is well-grounded, it minimizes the risk of voltage fluctuations and electromagnetic interference, enhancing the performance and reliability of electrical equipment. Conversely, poor grounding can result in equipment malfunctions, increased risk of electric shock, equipment damage due to electrical surges, and can even lead to fire hazards in severe cases.

In contrast, options that suggest proper grounding can cause malfunctions or imply that grounding has no significant effect on performance overlook the fundamental principles that grounding is designed to promote safety and improve the reliability of electrical systems. Additionally, stating that grounding impacts only low-power equipment undermines the universal importance of proper grounding across all levels of electrical power systems.