Which of the following tests is the inspector not required to conduct on electrical receptacles?

• A. open hot
• B. voltage drop
• C. reversed polarity
• D. open ground

Answer: (B)

The voltage drop test is not typically required for inspectors when assessing electrical receptacles during a residential inspection. The focus of a general inspection is often on identifying safety hazards and code compliance issues rather than detailed performance measurements.

While the other tests evaluate critical safety aspects—such as ensuring that the hot and neutral wires are correctly connected, that the receptacle is properly grounded, and that there are no breaks in the hot wire—voltage drop can be a more complex measurement that would usually be reserved for specific troubleshooting scenarios or when assessing a circuit's load handling capacity. Inspectors generally aim to identify immediate hazards or code violations without delving into performance metrics like voltage drop, which may be necessary during a more specialized electrical audit.