NETA NETA_2 Actual Free Exam Questions & Community Discussion

Exam Code/Number: NETA_2
Exam Name/Title: NETA Level 2 Certified Assistant Electrical Testing Specialist
Certification Provider: NETA
Corresponding Certification: NETA CAETS

Exam Questions: 103
Updated On: Jul 01, 2026

Question #10

Arc-flash incident energy is expressed in:

A. Joules

B. Volts per meter

C. Calories per square centimeter

D. Amperes

Discussion 0

Correct Answer: C Vote an answer

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Question #11

Which voltage is recommended by NETA-ATS for a15-minute AC withstand teston a three-phase34.5 kV line sectionalizerrated for a150 kV impulse withstand voltage?

A. 90 kVAC

B. 60 kVAC

C. 78 kVAC

D. 69 kVAC

Discussion 0

Correct Answer: C Vote an answer

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Question #12

Identify the substation bus arrangement that usestwo circuit breakers per circuit, allowing either breaker to be removed from service without interrupting load.

A. Double breaker bus

B. Ring bus

C. Double bus, single breaker

D. Main and transfer bus

Discussion 0

Correct Answer: A Vote an answer

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Question #13

ASTM D 924 is a required acceptance test for liquid-filled transformers containing natural ester insulating fluid according to NETA standards.

A. True

B. Only for maintenance testing

C. Only above 69 kV

D. False

Discussion 0

Correct Answer: A Vote an answer

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Question #14

Determine theRMS voltageof a sinusoidal waveform displayed on an oscilloscope showing 0.45 V peak with a vertical sensitivity of 0.2 V/division.

A. 0.45 V

B. 0.32 V

C. 0.20 V

D. 0.64 V

Discussion 0

Correct Answer: B Vote an answer

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Question #15

During charging of lead-acid batteries, whichexplosive gasmay be generated?

A. Hydrogen

B. Oxygen

C. Carbon dioxide

D. Nitrogen

Discussion 0

Correct Answer: A Vote an answer

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Question #16

Cells are connected inparallelin order to increase:

A. Internal resistance

B. Power factor

C. Current capacity

D. Voltage rating

Discussion 0

Correct Answer: C Vote an answer

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Question #17

A battery bank consists of60 cells, each rated2 V. What is thenominal DC voltageof the battery bank?

A. 100 V

B. 120 V

C. 60 V

D. 240 V

Discussion 0

Correct Answer: B Vote an answer

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Question #18

A delta-connected load has aphase impedance of 12 #and is supplied from a480 V line-to-line source. What is theline current?

A. 69.3 A

B. 40.0 A

C. 27.7 A

D. 23.1 A

Discussion 0

Correct Answer: A Vote an answer

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