For residential electrical systems, what is the required minimum number of circuits in the kitchen?

In residential electrical systems, the National Electrical Code (NEC) specifies the need for multiple circuits in kitchens to ensure sufficient power and safety for the various appliances used in this high-demand area. The correct response indicates that two separate 20-amp circuits are required.

This requirement allows for dedicated circuits to support kitchen appliances, such as refrigerators, microwaves, and countertop appliances, separately. By utilizing two separate circuits, the electrical load is distributed, thus preventing overload and reducing the risk of tripping breakers or creating fire hazards. Additionally, this circuit configuration accommodates changes in kitchen design or appliances over time, providing flexibility and resilience in the electrical system.

The other options reflect lesser requirements or configurations that do not meet the NEC standards for kitchen circuits, which is designed to ensure a safe and effective power supply for kitchen appliances and equipment.