What protective measure is provided by grounding cables during electrical operations?

Grounding cables serve as a critical safety measure in electrical operations by redirecting electrical current safely into the earth in the event of a fault. This redirection helps prevent electric shock hazards and reduce the risk of fire caused by short circuits or equipment failure. By providing a direct path for excess current to flow, grounding protects both individuals and equipment from dangerous surges or faults.

In this context, increased voltage does not apply, as grounding is designed to mitigate the risks associated with high voltage situations. Reduced resistance is not a goal of grounding; rather, it focuses on providing a safe escape path for stray current. Improved insulation pertains to creating barriers to prevent current leaks, rather than directing current away from danger, which is the main function of grounding cables. Thus, current redirection is the key protective measure provided by grounding cables during electrical operations.