Download NETA NETA_2 Mock Test Study Material [Q31-Q50]

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Download NETA NETA_2 Mock Test Study Material

NETA_2 Questions Prepare with Learning Information

NETA NETA_2 Exam Syllabus Topics:

Section	Weight	Objectives
Topic 1: Safety	15%	– Electrical Safety Fundamentals 1. Hazard identification and risk mitigation 2. Arc flash and shock hazard awareness 3. Lockout/Tagout procedures
Topic 2: Component Testing	55%	– Electrical Equipment Testing 1. Transformers insulation resistance testing 2. Protective devices and relays overview 3. Circuit breakers testing procedures 4. Cables and insulation diagnostics
Topic 3: Systems and Commissioning	5%	– System-Level Testing 1. Commissioning procedures 2. System verification and documentation
Topic 4: Electrical Testing Fundamentals and Theory	25%	– Measurement Principles 1. Instrumentation usage 2. Test data interpretation – Basic Electrical Theory 1. Ohm’s law and power relationships 2. AC/DC fundamentals

Q31. Which of the following equations correctly represents the relationship betweencapacitance (C),charge (Q), andvoltage (V)?

C = V / Q

Q = C × V

C = Q / V

V = Q / C²

Q32. What is the distance between points (3,5) and (4,5) on a rectangular coordinate grid?

Q33. An overcurrent relay is connected to a200:5 current transformerand has a pickup setting of4 A secondary.
Whatprimary currentwill cause the relay to operate?

80 A

120 A

160 A

200 A

Q34. Thebreaking capacityof a circuit breaker is typically expressed in:

Volts

Watts

Amperes

Ohms

Q35. A 3-phase, 480 V system supplies a balanced load drawing50 A line currentat a0.85 lagging power factor.
What is thetotal real powerdelivered to the load?

29.4 kW

35.3 kW

41.7 kW

48.0 kW

Q36. A delta-connected load has aphase impedance of 12 #and is supplied from a480 V line-to-line source. What is theline current?

23.1 A

27.7 A

40.0 A

69.3 A

Q37. Underground service conductors between the service equipment terminals and the service lateral are referred to as:

Service entrance conductors

Service point conductors

Feeder conductors

Branch conductors

Q38. Arc-flash incident energy is expressed in:

Joules

Amperes

Calories per square centimeter

Volts per meter

Q39. According to NETA-ATS, which test decal color should be applied to equipment that has aminor deficiency that does not affect protective function?

Green

Yellow

Orange

Red

Q40. On an electrical schematic, adot on a current transformer symbolindicates:

Grounded side

Metering accuracy class

Polarity

Burden rating

Q41. Electromotive force (EMF) is measured in:

Amperes

Ohms

Watts

Volts

Q42. What is the recommendedminimum insulation resistance valuefor motor windings manufactured before
1970?

1 megohm

10 megohms

100 megohms

100 megohms per kV plus 1

Q43. The smallest particle of a substance that still retains the properties of that substance is a:

Atom

Ion

Molecule

Electron

Q44. Why shouldlint-free ragsbe used when cleaning circuit breaker components?

Lint improves lubrication retention

Lint attracts dust and contamination

Lint prevents corrosion

Lint increases dielectric strength

Q45. Under what condition istagout without lockoutpermitted according to OSHA and NETA safety practices?

When the employee is continuously monitoring the equipment

When the energy isolating device is not capable of being locked

When the system voltage is below 50 volts

When a supervisor authorizes tagout only

Q46. On a circuit breaker equipped with a solid-stateLSIGtrip unit, what does the”I”represent?

Inverse-time

Instantaneous

Insulation

Interrupting rating

Q47. A series circuit contains two resistors. One resistor dissipates 10 W and the other dissipates 15 W. What is the total power dissipation?

5 W

25 W

150 W

Cannot be determined without voltage

Q48. Polarization Index (PI) is defined as the ratio of insulation resistance measured at:

1 minute to 30 seconds

5 minutes to 1 minute

10 minutes to 1 minute

15 minutes to 5 minutes

Q49. Cells are connected inseriesin order to increase:

Current capacity

Power output

Voltage rating

Internal resistance stability

Q50. Class 00 rubber insulating gloves are proof-tested at2,500 VAC. What color label would you expect to find on these gloves?

Red

Yellow

White

Green

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Download NETA NETA_2 Mock Test Study Material [Q31-Q50]

NETA NETA_2 Exam Syllabus Topics:

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