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NETA NETA_2 Exam Syllabus Topics:

SectionWeightObjectives
Topic 1: Electrical Testing Fundamentals and Theory25%- Measurement Principles
  • 1. Test data interpretation
    • 2. Instrumentation usage
      - Basic Electrical Theory
      • 1. Ohm's law and power relationships
        • 2. AC/DC fundamentals
          Topic 2: Systems and Commissioning5%- System-Level Testing
          • 1. System verification and documentation
            • 2. Commissioning procedures
              Topic 3: Component Testing55%- Electrical Equipment Testing
              • 1. Protective devices and relays overview
                • 2. Cables and insulation diagnostics
                  • 3. Circuit breakers testing procedures
                    • 4. Transformers insulation resistance testing
                      Topic 4: Safety15%- Electrical Safety Fundamentals
                      • 1. Lockout/Tagout procedures
                        • 2. Hazard identification and risk mitigation
                          • 3. Arc flash and shock hazard awareness

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                            NETA Level 2 Certified Assistant Electrical Testing Specialist Sample Questions (Q29-Q34):

                            NEW QUESTION # 29
                            Using a typical breaker control diagram, which coil is most commonly associated with theanti-pump function
                            ?

                            Answer: D

                            Explanation:
                            Theanti-pump relay coilprevents repeated closing attempts if the close command remains energized after a breaker closes and trips. This protects mechanical components and ensures controlled operation. NETA Level
                            2 technicians must verify anti-pump operation during control circuit testing to ensure breakers cannot continuously reclose under fault conditions.


                            NEW QUESTION # 30
                            Which lubricant is commonly specified for use in bothconductiveandmechanicalareas of circuit breakers and switches?

                            Answer: C

                            Explanation:
                            Circuit breakers and switches include bothcurrent-carrying interfaces(where conductivity and contact integrity matter) andmechanical moving components(where friction, wear, and smooth operation matter).
                            NETA Level 2 objectives expect technicians to follow manufacturer guidance and industry-accepted practices for cleaning and lubrication during inspection and maintenance activities.
                            Mobil 28is widely referenced in the industry for breaker and switch applications because it performs reliably over a broad temperature range and provides stable lubrication for mechanical parts while being used in certain conductive interfaces where specified. The key is that lubrication must match the component requirements: too much lubricant, the wrong type, or applying lubricant in inappropriate locations can attract contamination, increase resistance at contacts, or interfere with proper mechanism operation.
                            WD-40 is not an appropriate precision lubricant for breaker mechanisms. Graphite can be conductive and create unintended paths, and dielectric silicone greases are primarily intended for insulating/anti-moisture applications rather than general breaker conductive/mechanical lubrication unless specifically approved.
                            In NETA-style work, lubrication is not "generic"-it is controlled by procedure, manufacturer instructions, and the intended function of the surfaces involved.


                            NEW QUESTION # 31
                            A control contact that includes one normally open (NO) contact and one normally closed (NC) contact operated by a single actuator is classified as which contact form?

                            Answer: D

                            Explanation:
                            Control contacts are categorized by their functional behavior and internal configuration. AForm C contact consists ofone normally open (NO) and one normally closed (NC) contactthat share a common movable contact and operate together. When the actuator changes state, one contact opens while the other closes.
                            This configuration is commonly used in control circuits where a change of state must simultaneously initiate one function and terminate another, such as interlocking schemes, status indication, and control logic. NETA Level 2 technicians frequently encounter Form C contacts in relays, auxiliary switches on circuit breakers, and motor control equipment.
                            Form A contacts are normally open only, while Form B contacts are normally closed only. Form C provides greater flexibility and is widely used in protection and control systems. Correct identification of contact forms is critical during continuity testing, functional verification, and troubleshooting of control circuits.


                            NEW QUESTION # 32
                            Evaluate the expression:

                            Answer: A

                            Explanation:
                            Exponentiation applies to both numerator and denominator:
                            NETA Level 2 technicians are expected to demonstrate basic mathematical competency for interpreting test data and calculations.


                            NEW QUESTION # 33
                            Thebreaking capacityof a circuit breaker is typically expressed in:

                            Answer: A

                            Explanation:
                            Breaking capacity refers to the maximumfault currenta circuit breaker can safely interrupt and is expressed in amperes(often kA). NETA Level 2 technicians must verify breaker ratings during acceptance testing to ensure suitability for the available short-circuit current at the installation location.


                            NEW QUESTION # 34
                            ......

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